SpaceAustralia.com
@spaceaustralia.com
1.8K followers 260 following 65 posts
Connecting and sharing news, people, projects, voices and science from Australia and NZ’s space communities. 📸 CSIRO. www.spaceaustralia.com
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Reposted by SpaceAustralia.com
spaceaustralia.com
But is PSR J1713+0747 the only millisecond pulsar with profile variability? And what are the implications of this for high-precision timing experiments, such as searching for gravitational waves?

Read @cosmicrami.com article: www.spaceaustralia.com/feature/puls...

#SpaceAustralia

📸 D. Champion
🔭🧪
Earth centred on a curving green sheet representing spacetime and surrounded by pulsars with radio beams in all directions
Reposted by SpaceAustralia.com
spaceaustralia.com
The results of a four-year analysis on PSR J1713+0747 have indicated that the millisecond pulsar underwent a significant profile change event, whose origin can be traced to the magnetosphere of the star - with massive disruptions to the polarisation.

#SpaceAustralia

📸 @cosmicrami.com

🔭🧪📡
Plot showing three rows and eight column grid. The rows represent the stokes parameters, and the columns represent different frequency bands. The data in the plots shows the profile residuals per band per stokes. Three panels. Y-axis is normalised flix density, and x-axis on each is pulse phase. There are eight curves per panel, coloured individually and each representing a different frequency band. The left panel is the template and the remaining two panels are 50 days post event and 2 years post event. In the middle panel, three red arrows indicate regions of the profile that are affected by the change.
Reposted by SpaceAustralia.com
spaceaustralia.com
"Millisecond pulsars, whilst remarkably stable, may not be the perfect timekeepers we once thought they were"

New research by @cosmicrami.com outlines how a pulsar throwing a tantrum could impact precision timing experiments.

www.spaceaustralia.com/feature/puls...

#SpaceAustralia

📸 NASA SVS

🔭🧪
spaceaustralia.com
But is PSR J1713+0747 the only millisecond pulsar with profile variability? And what are the implications of this for high-precision timing experiments, such as searching for gravitational waves?

Read @cosmicrami.com article: www.spaceaustralia.com/feature/puls...

#SpaceAustralia

📸 D. Champion
🔭🧪
Earth centred on a curving green sheet representing spacetime and surrounded by pulsars with radio beams in all directions
spaceaustralia.com
The results of a four-year analysis on PSR J1713+0747 have indicated that the millisecond pulsar underwent a significant profile change event, whose origin can be traced to the magnetosphere of the star - with massive disruptions to the polarisation.

#SpaceAustralia

📸 @cosmicrami.com

🔭🧪📡
Plot showing three rows and eight column grid. The rows represent the stokes parameters, and the columns represent different frequency bands. The data in the plots shows the profile residuals per band per stokes. Three panels. Y-axis is normalised flix density, and x-axis on each is pulse phase. There are eight curves per panel, coloured individually and each representing a different frequency band. The left panel is the template and the remaining two panels are 50 days post event and 2 years post event. In the middle panel, three red arrows indicate regions of the profile that are affected by the change.
spaceaustralia.com
"Millisecond pulsars, whilst remarkably stable, may not be the perfect timekeepers we once thought they were"

New research by @cosmicrami.com outlines how a pulsar throwing a tantrum could impact precision timing experiments.

www.spaceaustralia.com/feature/puls...

#SpaceAustralia

📸 NASA SVS

🔭🧪
spaceaustralia.com
And a big thank you to @astrokatie.com for a mammoth effort across so many events!

Thank you to our excellent partners too:
@sydneyideas.bsky.social @sydney.edu.au @ozgrav.bsky.social @darkmatteraus.bsky.social @queersinscience.bsky.social @wheelercentre.bsky.social, Macquarie Uni, Swinburne Uni!
astrokatie.com
I had a wonderful time in Australia! Massive thanks to Chris Stewart and the @sydney.edu.au International Science School for bringing me over and to @cosmicrami.com and @spaceaustralia.com for arranging all my other talks and events! 🙏🏼
cosmicrami.com
And that’s a wrap!

After a whirlwind run across Sydney and Melbourne, several sold out events, news and media appearances, airports, hotels, awesome vegan food choices, plenty of laughs, catching up with friends, and lots of walking — @astrokatie.com is headed home 🇨🇦

Thanks for visiting Aus! 🥰
Reposted by SpaceAustralia.com
astrokatie.com
I had a wonderful time in Australia! Massive thanks to Chris Stewart and the @sydney.edu.au International Science School for bringing me over and to @cosmicrami.com and @spaceaustralia.com for arranging all my other talks and events! 🙏🏼
cosmicrami.com
And that’s a wrap!

After a whirlwind run across Sydney and Melbourne, several sold out events, news and media appearances, airports, hotels, awesome vegan food choices, plenty of laughs, catching up with friends, and lots of walking — @astrokatie.com is headed home 🇨🇦

Thanks for visiting Aus! 🥰
Dr Katie Mack and me taking a selfie
Reposted by SpaceAustralia.com
cosmicrami.com
And also for #Melbourne folks — there is also tickets available for this event on Wednesday evening!
spaceaustralia.com
Fancy some science and art mixed together in storytelling? Then you are def. going to want to check out the 'Creating the Universe' event with @astrokatie.com and @aliciasometimes.bsky.social at the @wheelercentre.bsky.social

This is at about 75% capacity, so be sure to get tickets ($) soon!
Creating the Universe
www.wheelercentre.com
Reposted by SpaceAustralia.com
darkmatteraus.bsky.social
We joined @astrokatie.com of @perimeterinstitute.ca and @spaceaustralia.com's Rami Mandow at the Stawell Underground Physics Lab today. Dr Mack was involved with the lab when it was no more than a big idea. Now, it is a state-of-the-art facility soon to host the SABRE South #darkmatter experiment.🧪
spaceaustralia.com
And lastly, for #Melbourne, come along to a special @queersinscience.bsky.social event at The Oxford Scholar to hear from our queer scientists across different fields, as well as @astrokatie.com

This is at around 80% capacity already, so get in quick! (FREE) queersinscience.org.au/event/queer-...
Queers in Science poster showing a gid of 6 photos of scientists. There is a QR code in the top left. The text reads: 

Queer Astronomy:
QIS Panel feat. Dr Katie Mack

We’re putting on a special QueersInSci-Fi edition with special guest Dr Katie Mack and QIS panellists: Krystal De Napoli, Catriona Vi Nguyen-Robertson,
Deanne Fisher and Rami Mandow.
MC: Chloe Mackallah

Date: 17th July 2025
Time: 5pm - 7pm
Where: Lvl 1, The Oxford Scholar, Melb.
Snacks provided

FREE EVENT - BOOKING REQUIRED
spaceaustralia.com
Fancy some science and art mixed together in storytelling? Then you are def. going to want to check out the 'Creating the Universe' event with @astrokatie.com and @aliciasometimes.bsky.social at the @wheelercentre.bsky.social

This is at about 75% capacity, so be sure to get tickets ($) soon!
Creating the Universe
www.wheelercentre.com
spaceaustralia.com
Then, later on that evening in #Melbourne will be @astrokatie.com at Swinburne University / @ozgrav.bsky.social for a public lecture on 'The End of Everything'

This is SELLING FAST, so grab your tickets ($) from here not to miss out: www.swinburne.edu.au/events/2025/...
Swinburne Uni, website page showing Dr Katie Mack in an event page, with her book 'The End of Everything' also showing. Details for the event time, location, cost and registration link are also shown.
spaceaustralia.com
First up for #Melbourne, we have our Science Communication panel, hosted by @ozgrav.bsky.social and at Swinburne Uni. featuring @astrokatie.com, Dr Kirsten Banks, Dr Sara Webb, and @cosmicrami.com.

Moderated by Prof. Alan Duffy.

Grab your FREE tickets here: www.eventbrite.com.au/e/science-co...
Graphic that shows a background of stars. Overlaid are the five panel members: Alan Duffy, Katie Mack, Rami Mandow, Sara Webb and Kirsten Banks. The graphic is annotated with “Science Communication Panel: Telling the Stories of the Universe”
spaceaustralia.com
We're excited for tonight's @sydneyideas.bsky.social talk with @astrokatie.com (and hosted by @taramurphy.bsky.social) at Sydney Uni!

The event has sold out!

Folks in #Melbourne - events next week are also selling fast, so get tickets.

More info: www.spaceaustralia.com/news/dr-kati...

🧵 👇
Sydney Uni event webpage showing Dr Katie Mack with her arms crossed in an image. Overlaid is the words "Sold Out". THe event page has information about the event occurring at Sydney University.
spaceaustralia.com
Folks in #Sydney, interested in #ScienceCommunication and near Macquarie Uni. - there's a fun SciComm panel tomorrow at lunch feat. @astrokatie.com, @cosmicrami.com, Dr Paige Erpf & Prof. Ronika Power discussing why translating science matters.

[Free event]

mqedu.qualtrics.com/jfe/form/SV_...
A sharp-edged building that is being imaged from the front facade, whilst the sun has set. The words "Macquarie University - Sydney Australia" are annotated.
Reposted by SpaceAustralia.com
cosmicrami.com
And on the 17th July, we also have this #QueersInScience event in #Melbourne as well, that you should come along to on evening of 17 July.

Also free and there will be hot snacks!
spaceaustralia.com
And last but not least, come along to a special @queersinscience.bsky.social event, where @astrokatie.com and four other queer scientists will be sharing about their work and how their queerness has shaped their professional journey in STEM.

queersinscience.org.au/event/queer-...

#Melbourne

6/6
Queers in Science poster showing a gid of 6 photos of scientists. There is a QR code in the top left. The text reads: 

Queer Astronomy:
QIS Panel feat. Dr Katie Mack

We’re putting on a special QueersInSci-Fi edition with special guest Dr Katie Mack and QIS panellists: Krystal De Napoli, Catriona Vi Nguyen-Robertson,
Deanne Fisher and Rami Mandow.
MC: Chloe Mackallah

Date: 17th July 2025
Time: 5pm - 7pm
Where: Lvl 1, The Oxford Scholar, Melb.
Snacks provided

FREE EVENT - BOOKING REQUIRED
Reposted by SpaceAustralia.com
cosmicrami.com
Aussie folks!

If you're in #Melbourne on afternoon of 15 July, come along to this FREE event on #ScienceCommunication!

I'll be joining this powerhouse panel of science communicators!
spaceaustralia.com
Then we're off to #Melbourne!

Come along to a fun discussion on #ScienceCommunication with a panel featuring @astrokatie.com, @cosmicrami.com, Dr Kirsten Banks, Dr Sara Webb and moderated by Prof. Alan Duffy.

Hosted by @ozgrav.bsky.social at Swinburne Uni.

www.ozgrav.org/event/scienc...

3/6
Graphic that shows a background of stars. Overlaid are the five panel members: Alan Duffy, Katie Mack, Rami Mandow, Sara Webb and Kirsten Banks. The graphic is annotated with “Science Communication Panel: Telling the Stories of the Universe”
spaceaustralia.com
And last but not least, come along to a special @queersinscience.bsky.social event, where @astrokatie.com and four other queer scientists will be sharing about their work and how their queerness has shaped their professional journey in STEM.

queersinscience.org.au/event/queer-...

#Melbourne

6/6
Queers in Science poster showing a gid of 6 photos of scientists. There is a QR code in the top left. The text reads: 

Queer Astronomy:
QIS Panel feat. Dr Katie Mack

We’re putting on a special QueersInSci-Fi edition with special guest Dr Katie Mack and QIS panellists: Krystal De Napoli, Catriona Vi Nguyen-Robertson,
Deanne Fisher and Rami Mandow.
MC: Chloe Mackallah

Date: 17th July 2025
Time: 5pm - 7pm
Where: Lvl 1, The Oxford Scholar, Melb.
Snacks provided

FREE EVENT - BOOKING REQUIRED
spaceaustralia.com
For something a little different, @astrokatie.com and @aliciasometimes.bsky.social are going to be discussing how we can artistically interpret the big cosmic questions with art, words or sound.

Hosted at the @wheelercentre.bsky.social

www.wheelercentre.com/events-ticke...

#Melbourne

5/6
Creating the Universe
www.wheelercentre.com
spaceaustralia.com
Then we're off to #Melbourne!

Come along to a fun discussion on #ScienceCommunication with a panel featuring @astrokatie.com, @cosmicrami.com, Dr Kirsten Banks, Dr Sara Webb and moderated by Prof. Alan Duffy.

Hosted by @ozgrav.bsky.social at Swinburne Uni.

www.ozgrav.org/event/scienc...

3/6
Graphic that shows a background of stars. Overlaid are the five panel members: Alan Duffy, Katie Mack, Rami Mandow, Sara Webb and Kirsten Banks. The graphic is annotated with “Science Communication Panel: Telling the Stories of the Universe”
spaceaustralia.com
Look who's coming to #Sydney & #Melbourne!

We're thrilled to be working with Australian institutions to host @astrokatie.com at events in both cities in July 2025.

All event dates, times and tickets here:
www.spaceaustralia.com/news/dr-kati...

Individual events listed in thread below 🧵👇

1/6
Katie Mack portrait shot. She is looking off to the side, and smiling.
Reposted by SpaceAustralia.com
spaceaustralia.com
This new study, from Dylan Grigg at Curtin University, is not the first to study the impacts of Starlink on #RadioAstronomy, but is the largest of its kind and quantifies how this type of radio frequency interference - that comes from above - will impact the mega-science SKA project.

📸 DISR

📡🔭
Christmas-tree shaped metallic antennas sitting atop a metallic mesh. This forms one station and there are several stations in this image. The whole set up is located on the flat, red-Earth region of outback Australia. This is a graphical representation only.