Louis Levenson
@thinklou.bsky.social
Non-practicing astrophysicist with a PhD in physics, here for a centralized place to share science-related information that appears to me to be valid and worth a look.
Reposted by Louis Levenson
Caltech physicists have created the largest qubit array ever assembled: 6,100 neutral-atom qubits trapped in a grid by lasers. Previous arrays of this kind contained only hundreds of qubits.
www.caltech.edu/about/news/c...
www.caltech.edu/about/news/c...
Caltech Team Sets Record with 6,100-Qubit Array
The neutral-atom platform shows promise for scaling up quantum computers.
www.caltech.edu
September 24, 2025 at 7:54 PM
Caltech physicists have created the largest qubit array ever assembled: 6,100 neutral-atom qubits trapped in a grid by lasers. Previous arrays of this kind contained only hundreds of qubits.
www.caltech.edu/about/news/c...
www.caltech.edu/about/news/c...
Reposted by Louis Levenson
NASA’s Deep Space Optical Communications technology successfully showed that data encoded in lasers could be reliably transmitted, received, and decoded after traveling millions of miles from Earth at distances comparable to Mars.
www.jpl.nasa.gov/news/nasas-d...
www.jpl.nasa.gov/news/nasas-d...
NASA’s Deep Space Communications Demo Exceeds Project Expectations
The project has exceeded all of its technical goals after two years, setting up the foundations of high-speed communications for NASA’s future human missions to Mars.
www.jpl.nasa.gov
September 19, 2025 at 9:41 PM
NASA’s Deep Space Optical Communications technology successfully showed that data encoded in lasers could be reliably transmitted, received, and decoded after traveling millions of miles from Earth at distances comparable to Mars.
www.jpl.nasa.gov/news/nasas-d...
www.jpl.nasa.gov/news/nasas-d...
Reposted by Louis Levenson
LISA moves forward! 〰️
Today, at the #ParisAirShow, ESA and OHB System AG have sealed their agreement to build ESA's Laser Interferometer Space Antenna.
The triple-spacecraft mission will be the first space-based observatory to study gravitational waves 👉 www.esa.int/Science_Expl...
🔭 🧪 1/
Today, at the #ParisAirShow, ESA and OHB System AG have sealed their agreement to build ESA's Laser Interferometer Space Antenna.
The triple-spacecraft mission will be the first space-based observatory to study gravitational waves 👉 www.esa.int/Science_Expl...
🔭 🧪 1/
June 17, 2025 at 10:18 AM
LISA moves forward! 〰️
Today, at the #ParisAirShow, ESA and OHB System AG have sealed their agreement to build ESA's Laser Interferometer Space Antenna.
The triple-spacecraft mission will be the first space-based observatory to study gravitational waves 👉 www.esa.int/Science_Expl...
🔭 🧪 1/
Today, at the #ParisAirShow, ESA and OHB System AG have sealed their agreement to build ESA's Laser Interferometer Space Antenna.
The triple-spacecraft mission will be the first space-based observatory to study gravitational waves 👉 www.esa.int/Science_Expl...
🔭 🧪 1/
Reposted by Louis Levenson
This is from The Tonight Show with Johnny Carson aired on May 20th, 1977.
Carl Sagan says something very important, a strong message that didn't lose any validity since then.
Carl Sagan says something very important, a strong message that didn't lose any validity since then.
April 30, 2025 at 1:12 PM
This is from The Tonight Show with Johnny Carson aired on May 20th, 1977.
Carl Sagan says something very important, a strong message that didn't lose any validity since then.
Carl Sagan says something very important, a strong message that didn't lose any validity since then.
Reposted by Louis Levenson
SPHEREx first light images!
www.nasa.gov/missions/sph...
www.nasa.gov/missions/sph...
NASA’s SPHEREx Takes First Images, Preps to Study Millions of Galaxies - NASA
Processed with rainbow hues to represent a range of infrared wavelengths, the new pictures indicate the astrophysics space observatory is working as expected.
www.nasa.gov
April 1, 2025 at 7:48 PM
SPHEREx first light images!
www.nasa.gov/missions/sph...
www.nasa.gov/missions/sph...
Reposted by Louis Levenson
NEO Surveyor, the follow-on asteroid hunter built on the successes of NEOWISE, is on the front page of the print LA Times today:
www.latimes.com/science/stor...
www.latimes.com/science/stor...
Earth 1, asteroids 0: The next generation of planetary defense takes shape at JPL
We're coming for you, near-Earth objects.
www.latimes.com
March 31, 2025 at 4:16 PM
NEO Surveyor, the follow-on asteroid hunter built on the successes of NEOWISE, is on the front page of the print LA Times today:
www.latimes.com/science/stor...
www.latimes.com/science/stor...
Reposted by Louis Levenson
For over a decade, Gaia has mapped our galaxy with stunning precision, rewriting the story of our Milky Way.
Let's look back at the mission's most groundbreaking discoveries coming from three trillion observations. Watch the video 👉 www.esa.int/ESA_Multimed...
🔭 🧪
Let's look back at the mission's most groundbreaking discoveries coming from three trillion observations. Watch the video 👉 www.esa.int/ESA_Multimed...
🔭 🧪
March 28, 2025 at 1:02 PM
For over a decade, Gaia has mapped our galaxy with stunning precision, rewriting the story of our Milky Way.
Let's look back at the mission's most groundbreaking discoveries coming from three trillion observations. Watch the video 👉 www.esa.int/ESA_Multimed...
🔭 🧪
Let's look back at the mission's most groundbreaking discoveries coming from three trillion observations. Watch the video 👉 www.esa.int/ESA_Multimed...
🔭 🧪
Reposted by Louis Levenson
Just in! 📸 The first images from yesterday’s #HeraMission flyby of Mars and its moon Deimos. 👇 www.esa.int/Space_Safety...
March 13, 2025 at 12:24 PM
Just in! 📸 The first images from yesterday’s #HeraMission flyby of Mars and its moon Deimos. 👇 www.esa.int/Space_Safety...
Reposted by Louis Levenson
On June 25, 2023, Caltech alum Ross Brockwell (MS ‘01) and three crewmates sealed the door of their 3D-printed habitat at Johnson Space Center in Houston, Texas. The door would stay shut for 378 days. What did he learn? Come read about it!
magazine.caltech.edu/post/ross-br...
magazine.caltech.edu/post/ross-br...
What I Learned About Earth After a Year on "Mars" — Caltech Magazine
By Elise Cutts (BS ’19) Ross Brockwell (MS ’01) had plenty of time to mull over what he wanted for his first meal back on Earth. On June 25, 2023, the Caltech alum and three crewmates sealed the d...
magazine.caltech.edu
March 12, 2025 at 6:51 PM
On June 25, 2023, Caltech alum Ross Brockwell (MS ‘01) and three crewmates sealed the door of their 3D-printed habitat at Johnson Space Center in Houston, Texas. The door would stay shut for 378 days. What did he learn? Come read about it!
magazine.caltech.edu/post/ross-br...
magazine.caltech.edu/post/ross-br...
Reposted by Louis Levenson
The agency’s PUNCH mission caught a ride to Earth orbit with SPHEREx, which will map the entire sky to learn more about what happened in the first second after the big bang.
www.jpl.nasa.gov/news/nasa-la...
www.jpl.nasa.gov/news/nasa-la...
NASA Launches Missions to Study Sun, Universe’s Beginning
The agency’s PUNCH mission caught a ride to Earth orbit with SPHEREx, which will map the entire sky to learn more about what happened in the first second after the big bang.
www.jpl.nasa.gov
March 12, 2025 at 5:54 PM
The agency’s PUNCH mission caught a ride to Earth orbit with SPHEREx, which will map the entire sky to learn more about what happened in the first second after the big bang.
www.jpl.nasa.gov/news/nasa-la...
www.jpl.nasa.gov/news/nasa-la...
Reposted by Louis Levenson
NASA’s SPHEREx and Punch live coverage has begun! Catch the livestream here:
www.youtube.com/live/BqBUQoP...
www.youtube.com/live/BqBUQoP...
SPHEREx and PUNCH Launch (Official NASA Broadcast)
YouTube video by NASA
www.youtube.com
March 11, 2025 at 9:12 PM
NASA’s SPHEREx and Punch live coverage has begun! Catch the livestream here:
www.youtube.com/live/BqBUQoP...
www.youtube.com/live/BqBUQoP...
Reposted by Louis Levenson
Join our livestream for the release of images from #Hera’s flyby of Mars, Thursday, 13 March, starting at 10:50 GMT/11:50 CET!
📽️After five months in the darkness between planets, #HeraMission flies past Mars TOMORROW - while imaging the surface and the enigmatic moon Deimos, as a try-out of its instruments before reaching the Didymos binary. Then, this Thursday, see these images unveiled live! www.esa.int/ESA_Multimed...
March 11, 2025 at 8:57 AM
Join our livestream for the release of images from #Hera’s flyby of Mars, Thursday, 13 March, starting at 10:50 GMT/11:50 CET!
Reposted by Louis Levenson
Astronomers have found what appears to be the closest supermassive black hole outside of our own Milky Way galaxy. This giant black hole is in the Large Magellanic Cloud, the closest satellite galaxy to our own.
www.caltech.edu/about/news/s...
www.caltech.edu/about/news/s...
Supermassive Black Hole Likely Lurking in Milky Way's Nearest Neighbor
<p data-block-key="q2pjl"><i>Astronomers traced the paths of "hypervelocity" stars to uncover the hidden monster.</i></p>
www.caltech.edu
March 10, 2025 at 5:04 PM
Astronomers have found what appears to be the closest supermassive black hole outside of our own Milky Way galaxy. This giant black hole is in the Large Magellanic Cloud, the closest satellite galaxy to our own.
www.caltech.edu/about/news/s...
www.caltech.edu/about/news/s...
SPHEREx
spherex.caltech.edu
February 27, 2025 at 9:49 PM
