American Astronomical Society (AAS)
@aas.org
The mission of the American Astronomical Society is to enhance and share humanity’s scientific understanding of the universe as a diverse and inclusive astronomical community.
aas.org
aas.org
Did you know that the #AAS247 press conferences are open for all conferences attendees? If you've never been, check out the meeting schedule to hear astronomers present work directly to members of the media.
@press.aas.org
@press.aas.org
January 6, 2026 at 6:58 PM
Did you know that the #AAS247 press conferences are open for all conferences attendees? If you've never been, check out the meeting schedule to hear astronomers present work directly to members of the media.
@press.aas.org
@press.aas.org
iPosters.
Coffee.
Science.
Repeat. ☕📊✨
Day 2 of #AAS247 in Phoenix!
Photos by © CorporateEventImages/Phil McCarten 2026
📷 More photos on our Instagram account. Follow us there too: @aas_office
Coffee.
Science.
Repeat. ☕📊✨
Day 2 of #AAS247 in Phoenix!
Photos by © CorporateEventImages/Phil McCarten 2026
📷 More photos on our Instagram account. Follow us there too: @aas_office
January 6, 2026 at 6:05 PM
iPosters.
Coffee.
Science.
Repeat. ☕📊✨
Day 2 of #AAS247 in Phoenix!
Photos by © CorporateEventImages/Phil McCarten 2026
📷 More photos on our Instagram account. Follow us there too: @aas_office
Coffee.
Science.
Repeat. ☕📊✨
Day 2 of #AAS247 in Phoenix!
Photos by © CorporateEventImages/Phil McCarten 2026
📷 More photos on our Instagram account. Follow us there too: @aas_office
Take five minutes at #AAS247 to write a postcard to Congress in support of science. There's suggested text to help and we'll take care of postage. Every voice matters. 🔭
January 6, 2026 at 3:39 PM
Take five minutes at #AAS247 to write a postcard to Congress in support of science. There's suggested text to help and we'll take care of postage. Every voice matters. 🔭
✨ Scenes from the #AAS247 Exhibit Hall!
Astronomers, educators, students, and journalists have taken over Phoenix 🌵 for a week packed with science, history, and community at the 247th meeting of the AAS. #ExploreAstronomy
Astronomers, educators, students, and journalists have taken over Phoenix 🌵 for a week packed with science, history, and community at the 247th meeting of the AAS. #ExploreAstronomy
January 5, 2026 at 9:47 PM
✨ Scenes from the #AAS247 Exhibit Hall!
Astronomers, educators, students, and journalists have taken over Phoenix 🌵 for a week packed with science, history, and community at the 247th meeting of the AAS. #ExploreAstronomy
Astronomers, educators, students, and journalists have taken over Phoenix 🌵 for a week packed with science, history, and community at the 247th meeting of the AAS. #ExploreAstronomy
Thank you US Senator Mark Kelly for welcoming #AAS247 attendees to Arizona and for your continued support of the astronomical sciences. We’re grateful for your ongoing advocacy for science and discovery. #ExploreAstronomy
Photo by © CorporateEventImages/Todd Buchanan 2026 🔭
Photo by © CorporateEventImages/Todd Buchanan 2026 🔭
January 5, 2026 at 8:03 PM
Thank you US Senator Mark Kelly for welcoming #AAS247 attendees to Arizona and for your continued support of the astronomical sciences. We’re grateful for your ongoing advocacy for science and discovery. #ExploreAstronomy
Photo by © CorporateEventImages/Todd Buchanan 2026 🔭
Photo by © CorporateEventImages/Todd Buchanan 2026 🔭
Meet the #AAS247 social media team!
You'll spot us all week interviewing attendees and spotlighting your #AstroFashion!
We'd love to hear about your meeting experience so come say hi for a chance to feature on one of our channels. (Don't forget you can tag us too!) #ExploreAstronomy 🔭
You'll spot us all week interviewing attendees and spotlighting your #AstroFashion!
We'd love to hear about your meeting experience so come say hi for a chance to feature on one of our channels. (Don't forget you can tag us too!) #ExploreAstronomy 🔭
January 5, 2026 at 1:26 AM
Meet the #AAS247 social media team!
You'll spot us all week interviewing attendees and spotlighting your #AstroFashion!
We'd love to hear about your meeting experience so come say hi for a chance to feature on one of our channels. (Don't forget you can tag us too!) #ExploreAstronomy 🔭
You'll spot us all week interviewing attendees and spotlighting your #AstroFashion!
We'd love to hear about your meeting experience so come say hi for a chance to feature on one of our channels. (Don't forget you can tag us too!) #ExploreAstronomy 🔭
First time at #AAS247? You’re not alone! ✨
Check out this orientation guide from the AAS Education Committee, created to help students and first-time attendees navigate the meeting.
🔭 aas.org/meetings/aas...
@education.aas.org
Check out this orientation guide from the AAS Education Committee, created to help students and first-time attendees navigate the meeting.
🔭 aas.org/meetings/aas...
@education.aas.org
December 17, 2025 at 7:38 PM
First time at #AAS247? You’re not alone! ✨
Check out this orientation guide from the AAS Education Committee, created to help students and first-time attendees navigate the meeting.
🔭 aas.org/meetings/aas...
@education.aas.org
Check out this orientation guide from the AAS Education Committee, created to help students and first-time attendees navigate the meeting.
🔭 aas.org/meetings/aas...
@education.aas.org
🔭 Abstract submission for AASTCS 11: Exoplanet Atmospheres 2026 closes Friday, 19 December at 11:59 pm ET.
Share your latest work and join a discussion-rich, single-track meeting with leaders across exoplanet atmosphere science.
Submit now before it's too late! aas.org/meetings/exo...
Share your latest work and join a discussion-rich, single-track meeting with leaders across exoplanet atmosphere science.
Submit now before it's too late! aas.org/meetings/exo...
December 17, 2025 at 3:47 PM
🔭 Abstract submission for AASTCS 11: Exoplanet Atmospheres 2026 closes Friday, 19 December at 11:59 pm ET.
Share your latest work and join a discussion-rich, single-track meeting with leaders across exoplanet atmosphere science.
Submit now before it's too late! aas.org/meetings/exo...
Share your latest work and join a discussion-rich, single-track meeting with leaders across exoplanet atmosphere science.
Submit now before it's too late! aas.org/meetings/exo...
AAS 2026 Congressional Visits Day
This year, in partnership with @aapthq.bsky.social, we're bringing scientists to DC from 13–15 April to advocate for the importance of science and education. No prior policy experience is required. Apply by 1 February 2026: ow.ly/mb4x50XKV87
@policy.aas.org
This year, in partnership with @aapthq.bsky.social, we're bringing scientists to DC from 13–15 April to advocate for the importance of science and education. No prior policy experience is required. Apply by 1 February 2026: ow.ly/mb4x50XKV87
@policy.aas.org
December 17, 2025 at 3:07 PM
AAS 2026 Congressional Visits Day
This year, in partnership with @aapthq.bsky.social, we're bringing scientists to DC from 13–15 April to advocate for the importance of science and education. No prior policy experience is required. Apply by 1 February 2026: ow.ly/mb4x50XKV87
@policy.aas.org
This year, in partnership with @aapthq.bsky.social, we're bringing scientists to DC from 13–15 April to advocate for the importance of science and education. No prior policy experience is required. Apply by 1 February 2026: ow.ly/mb4x50XKV87
@policy.aas.org
✨ Andy Tzanidakis (Univ of Washington) chats about his article on stars with irregular, aperiodic luminosity dimming events & where the science goes next: youtu.be/z0th9YvNgCo 🔭
The AAS Journal Author Series connects authors w/their research, their human stories & the broader astronomy community.
The AAS Journal Author Series connects authors w/their research, their human stories & the broader astronomy community.
December 16, 2025 at 8:01 PM
✨ Andy Tzanidakis (Univ of Washington) chats about his article on stars with irregular, aperiodic luminosity dimming events & where the science goes next: youtu.be/z0th9YvNgCo 🔭
The AAS Journal Author Series connects authors w/their research, their human stories & the broader astronomy community.
The AAS Journal Author Series connects authors w/their research, their human stories & the broader astronomy community.
🔭 #AAS247 KiddieCorp Children's Program
On-site childcare will be provided by KiddieCorp, a trusted leader with over 40 years of experience and a longstanding partnership with the American Academy of Pediatrics.
Early registration is strongly encouraged: form.jotform.com/KiddieCorp/a...
On-site childcare will be provided by KiddieCorp, a trusted leader with over 40 years of experience and a longstanding partnership with the American Academy of Pediatrics.
Early registration is strongly encouraged: form.jotform.com/KiddieCorp/a...
December 16, 2025 at 5:15 PM
🔭 #AAS247 KiddieCorp Children's Program
On-site childcare will be provided by KiddieCorp, a trusted leader with over 40 years of experience and a longstanding partnership with the American Academy of Pediatrics.
Early registration is strongly encouraged: form.jotform.com/KiddieCorp/a...
On-site childcare will be provided by KiddieCorp, a trusted leader with over 40 years of experience and a longstanding partnership with the American Academy of Pediatrics.
Early registration is strongly encouraged: form.jotform.com/KiddieCorp/a...
Don’t miss the abstract deadline — Wednesday, December 19!
Abstract submission and registration are open for the 11th AAS Topical Conference Series (AASTCS 11): Exoplanet Atmospheres 2026, taking place 16–20 March 2026 in Denver, Colorado. aas.org/meetings/exo... 🔭
Abstract submission and registration are open for the 11th AAS Topical Conference Series (AASTCS 11): Exoplanet Atmospheres 2026, taking place 16–20 March 2026 in Denver, Colorado. aas.org/meetings/exo... 🔭
December 16, 2025 at 3:11 PM
Don’t miss the abstract deadline — Wednesday, December 19!
Abstract submission and registration are open for the 11th AAS Topical Conference Series (AASTCS 11): Exoplanet Atmospheres 2026, taking place 16–20 March 2026 in Denver, Colorado. aas.org/meetings/exo... 🔭
Abstract submission and registration are open for the 11th AAS Topical Conference Series (AASTCS 11): Exoplanet Atmospheres 2026, taking place 16–20 March 2026 in Denver, Colorado. aas.org/meetings/exo... 🔭
🔭 It’s December & that means one of the best celestial events will grace the skies. The Geminid meteor shower should peak between Saturday night & Sunday morning, 13–14 December.
Read more: buff.ly/7ZBWgxg
Subscribe to Sky & Telescope, so you’ll never miss any of the latest astronomy news & events!
Read more: buff.ly/7ZBWgxg
Subscribe to Sky & Telescope, so you’ll never miss any of the latest astronomy news & events!
December 11, 2025 at 8:21 PM
🔭 It’s December & that means one of the best celestial events will grace the skies. The Geminid meteor shower should peak between Saturday night & Sunday morning, 13–14 December.
Read more: buff.ly/7ZBWgxg
Subscribe to Sky & Telescope, so you’ll never miss any of the latest astronomy news & events!
Read more: buff.ly/7ZBWgxg
Subscribe to Sky & Telescope, so you’ll never miss any of the latest astronomy news & events!
The International Astronomical Union (IAU) encourages applications for new Individual and Junior members to be admitted in 2026. Apply by 31 December 2025. aas.org/posts/news/2... 🔭
December 11, 2025 at 3:25 PM
The International Astronomical Union (IAU) encourages applications for new Individual and Junior members to be admitted in 2026. Apply by 31 December 2025. aas.org/posts/news/2... 🔭
2026 LAD Mid Career Award
François Lique is being honored for his major contributions to the calculation of collisional excitation and reactive rate coefficients for molecules of astrochemical relevance. aas.org/posts/news/2... 🔭
François Lique is being honored for his major contributions to the calculation of collisional excitation and reactive rate coefficients for molecules of astrochemical relevance. aas.org/posts/news/2... 🔭
December 4, 2025 at 2:50 PM
2026 LAD Mid Career Award
François Lique is being honored for his major contributions to the calculation of collisional excitation and reactive rate coefficients for molecules of astrochemical relevance. aas.org/posts/news/2... 🔭
François Lique is being honored for his major contributions to the calculation of collisional excitation and reactive rate coefficients for molecules of astrochemical relevance. aas.org/posts/news/2... 🔭
2026 LAD Early Career Award
Gabi Wenzel is being honored for transformative discoveries of polycyclic aromatic hydrocarbon molecules (PAHs) in the interstellar medium through high-resolution microwave spectroscopy and radioastronomical observations. aas.org/posts/news/2...
Gabi Wenzel is being honored for transformative discoveries of polycyclic aromatic hydrocarbon molecules (PAHs) in the interstellar medium through high-resolution microwave spectroscopy and radioastronomical observations. aas.org/posts/news/2...
December 4, 2025 at 2:50 PM
2026 LAD Early Career Award
Gabi Wenzel is being honored for transformative discoveries of polycyclic aromatic hydrocarbon molecules (PAHs) in the interstellar medium through high-resolution microwave spectroscopy and radioastronomical observations. aas.org/posts/news/2...
Gabi Wenzel is being honored for transformative discoveries of polycyclic aromatic hydrocarbon molecules (PAHs) in the interstellar medium through high-resolution microwave spectroscopy and radioastronomical observations. aas.org/posts/news/2...
2026 LAD Laboratory Astrophysics Prize
Daniel W. Savin will receive Laboratory Astrophysics Division's highest honor in recognition of contributions to studies in X-ray astrophysics & early universe star formation & extensive service to the laboratory astrophysics community. aas.org/posts/news/2...
Daniel W. Savin will receive Laboratory Astrophysics Division's highest honor in recognition of contributions to studies in X-ray astrophysics & early universe star formation & extensive service to the laboratory astrophysics community. aas.org/posts/news/2...
December 4, 2025 at 2:50 PM
2026 LAD Laboratory Astrophysics Prize
Daniel W. Savin will receive Laboratory Astrophysics Division's highest honor in recognition of contributions to studies in X-ray astrophysics & early universe star formation & extensive service to the laboratory astrophysics community. aas.org/posts/news/2...
Daniel W. Savin will receive Laboratory Astrophysics Division's highest honor in recognition of contributions to studies in X-ray astrophysics & early universe star formation & extensive service to the laboratory astrophysics community. aas.org/posts/news/2...
🔭 Abstract submission & registration are open for AASTCS 11: Exoplanet Atmospheres 2026 (16–20 March 2026 in Denver).
Confirmed speakers include David Charbonneau, Sara Seager, Michael Line, Karin Öberg, Megan Weiner Mansfield, Jonathan Lunine, Jackie Faherty & Ruth Murray-Clay.
ow.ly/UPv850XBRSE
Confirmed speakers include David Charbonneau, Sara Seager, Michael Line, Karin Öberg, Megan Weiner Mansfield, Jonathan Lunine, Jackie Faherty & Ruth Murray-Clay.
ow.ly/UPv850XBRSE
December 4, 2025 at 2:41 PM
🔭 Abstract submission & registration are open for AASTCS 11: Exoplanet Atmospheres 2026 (16–20 March 2026 in Denver).
Confirmed speakers include David Charbonneau, Sara Seager, Michael Line, Karin Öberg, Megan Weiner Mansfield, Jonathan Lunine, Jackie Faherty & Ruth Murray-Clay.
ow.ly/UPv850XBRSE
Confirmed speakers include David Charbonneau, Sara Seager, Michael Line, Karin Öberg, Megan Weiner Mansfield, Jonathan Lunine, Jackie Faherty & Ruth Murray-Clay.
ow.ly/UPv850XBRSE
🔭 Brian Jackson, Professor of Physics at Boise State University and Director of the Central Idaho Dark Sky Reserve STEM Network, will serve as the next Editor of the Planetary Science Journal. aas.org/press/brian-...
December 3, 2025 at 4:11 PM
🔭 Brian Jackson, Professor of Physics at Boise State University and Director of the Central Idaho Dark Sky Reserve STEM Network, will serve as the next Editor of the Planetary Science Journal. aas.org/press/brian-...
Action Alert: Advocate for the US STEM Workforce!
Ask your members of Congress to support two bipartisan bills to strengthen the US STEM workforce.
The Keep STEM Talent Act would help create career pathways in the US for international graduate students in STEM. aas.org/action-alert...
Ask your members of Congress to support two bipartisan bills to strengthen the US STEM workforce.
The Keep STEM Talent Act would help create career pathways in the US for international graduate students in STEM. aas.org/action-alert...
November 20, 2025 at 5:19 PM
Action Alert: Advocate for the US STEM Workforce!
Ask your members of Congress to support two bipartisan bills to strengthen the US STEM workforce.
The Keep STEM Talent Act would help create career pathways in the US for international graduate students in STEM. aas.org/action-alert...
Ask your members of Congress to support two bipartisan bills to strengthen the US STEM workforce.
The Keep STEM Talent Act would help create career pathways in the US for international graduate students in STEM. aas.org/action-alert...
✨ Exoplanet Atmospheres 2026 registration & abstract submission are officially open! Join us in Denver (16-20 March 2026) for an unforgettable AAS Topical Conference Series!
👉 Abstracts due 19 December: aas.org/meetings/exo...
👉 Early registration ends 13 January:
aas.org/meetings/exo...
👉 Abstracts due 19 December: aas.org/meetings/exo...
👉 Early registration ends 13 January:
aas.org/meetings/exo...
November 19, 2025 at 4:29 PM
✨ Exoplanet Atmospheres 2026 registration & abstract submission are officially open! Join us in Denver (16-20 March 2026) for an unforgettable AAS Topical Conference Series!
👉 Abstracts due 19 December: aas.org/meetings/exo...
👉 Early registration ends 13 January:
aas.org/meetings/exo...
👉 Abstracts due 19 December: aas.org/meetings/exo...
👉 Early registration ends 13 January:
aas.org/meetings/exo...
The American Astronomical Society announced that Dr. Kevin B. Marvel, the Society’s Chief Executive Officer, will step down from his position effective 9 January 2026. aas.org/press/aas-an... 🔭
November 5, 2025 at 1:14 PM
The American Astronomical Society announced that Dr. Kevin B. Marvel, the Society’s Chief Executive Officer, will step down from his position effective 9 January 2026. aas.org/press/aas-an... 🔭
🚨 #AAS247 Upcoming Deadlines
7 Nov: Regular registration closes
17 Nov: FAMOUS Travel Grant apps due
21 Nov: Dependent Care Grant apps due
11 Dec: Housing deadline (group rate ends!)
🔭 Don’t miss your chance to be part of one of the biggest #astronomy meetings of 2026. aas.org/meetings/aas247
7 Nov: Regular registration closes
17 Nov: FAMOUS Travel Grant apps due
21 Nov: Dependent Care Grant apps due
11 Dec: Housing deadline (group rate ends!)
🔭 Don’t miss your chance to be part of one of the biggest #astronomy meetings of 2026. aas.org/meetings/aas247
November 3, 2025 at 3:09 PM
🚨 #AAS247 Upcoming Deadlines
7 Nov: Regular registration closes
17 Nov: FAMOUS Travel Grant apps due
21 Nov: Dependent Care Grant apps due
11 Dec: Housing deadline (group rate ends!)
🔭 Don’t miss your chance to be part of one of the biggest #astronomy meetings of 2026. aas.org/meetings/aas247
7 Nov: Regular registration closes
17 Nov: FAMOUS Travel Grant apps due
21 Nov: Dependent Care Grant apps due
11 Dec: Housing deadline (group rate ends!)
🔭 Don’t miss your chance to be part of one of the biggest #astronomy meetings of 2026. aas.org/meetings/aas247
In this @education.aas.org blog post, Duncan Carlsmith describes MATLAB Interactive Live Scripts that can be used in an introductory physics course to jump-start students' active participation in research. aas.org/posts/news/2... 🔭
November 3, 2025 at 2:32 PM
In this @education.aas.org blog post, Duncan Carlsmith describes MATLAB Interactive Live Scripts that can be used in an introductory physics course to jump-start students' active participation in research. aas.org/posts/news/2... 🔭