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Bluesky @psi.edu

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Followers

1.7K

Account age

2 yrs

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Known for

PSI Co-founder William Hartmann is both a planetary scientist and accomplished space artist, using his scientific understanding to help bring other worlds to life.

Explore some of his visions of the Moon. ⬇️

See some of these pieces in person at PSI 9/19! Details: buff.ly/Jg9CDTw

#SciArt

15 views PSI Co-founder William Hartmann is both a planetary scientist and accomplished space artist, using his scientific understanding to help bring other worlds to life. Explore some of his visions of the Moon. ⬇️ See some of these pieces in person at PSI 9/19! Details: buff.ly/Jg9CDTw #SciArt

You don’t have to be a planetary scientist to do planetary science!

PSI’s World Mappers lets anyone help study the Moon by identifying features in real lunar images.

Start mapping: buff.ly/YcKFyQV

Come explore the Moon with us at Tucson HQ on 9/19! 🔭 Details: buff.ly/Jg9CDTw

11 views You don’t have to be a planetary scientist to do planetary science! PSI’s World Mappers lets anyone help study the Moon by identifying features in real lunar images. Start mapping: buff.ly/YcKFyQV Come explore the Moon with us at Tucson HQ on 9/19! 🔭 Details: buff.ly/Jg9CDTw

This #JunoCam image captures Jupiter's dynamic northern cyclones. It was taken on July 16, 2024 at 7:20 a.m. PDT (10:20 a.m. EDT) as the Juno spacecraft performed its 63rd close flyby of Jupiter.

Credit: NASA/JPL-Caltech/SwRI/MSSS/Thomas Thomopoulos

5 views This #JunoCam image captures Jupiter's dynamic northern cyclones. It was taken on July 16, 2024 at 7:20 a.m. PDT (10:20 a.m. EDT) as the Juno spacecraft performed its 63rd close flyby of Jupiter. Credit: NASA/JPL-Caltech/SwRI/MSSS/Thomas Thomopoulos

5 views 🌕 Keep the Moon celebration going! This week’s PSI Weekly Briefing explores the Moon’s formation, spotlights PSI co-founders Bill Hartmann & Don Davis, and features Hartmann’s lunar art. 🎨 Read the latest + subscribe for more planetary science: buff.ly/bzLGXEv

📊 Post engagement

📊 Activity & format

Posting cadence

6.5 / week

Posts several times a week.

Content mix

Mostly images

Recent: 1 text · 9 image · 2 video.

Follower / following

31×

Follows 53 back. A strong ratio — an audience that follows them, not a follow-for-follow network.

Recent posts

View on Bluesky ↗

🔥 Top post PSI Co-founder William Hartmann is both a planetary scientist and accomplished space artist, using his scientific understanding to help bring other worlds to life. Explore some of his visions of the Moon. ⬇️ See some of these pieces in person at PSI 9/19! Details: buff.ly/Jg9… ★ 15

🌪️ How much science is really behind your favorite natural disaster movies? Join PSI scientist Jenny Larson at #FanX26 for “The Worst is Over... Or is it?: A Deeper Dive into the Science of Natural Disaster Films.” 📅 9/25 @ 6:00 pm 📍 Roo… ★ 2

Relive the fun of International Observe the Moon Night! PSI celebrated in-person this year at both our headquarters in Tucson and with our Colorado team in Denver. 📸 Take a look back at the celebrations and read the recap: buff.ly/xghqO… ★ 4

This #JunoCam image captures Jupiter's dynamic northern cyclones. It was taken on July 16, 2024 at 7:20 a.m. PDT (10:20 a.m. EDT) as the Juno spacecraft performed its 63rd close flyby of Jupiter. Credit: NASA/JPL-Caltech/SwRI/MSSS/Thomas… ★ 5

▶ What a night! Thank you to everyone who joined us at PSI HQ for International Observe the Moon Night! Here’s a look back at some of our favorite moments. 🌕💫 ★ 1

When did early Earth become stable enough for life’s chemistry to persist? New research, published in @Nature.com and co-led by PSI scientist Oleg Abramov, points to around 4.33 billion years ago, when declining impacts allowed increasing… ★ 3

🌕 Keep the Moon celebration going! This week’s PSI Weekly Briefing explores the Moon’s formation, spotlights PSI co-founders Bill Hartmann & Don Davis, and features Hartmann’s lunar art. 🎨 Read the latest + subscribe for more planetary s… ★ 5

▶ What does the Moon mean to you? 🌓 PSI Co-founder Bill Hartmann shared how the Moon changed his life. We're so excited to celebrate the Moon tonight during International Observe the Moon Night. Join us in Tucson, Denver, or online. Deta…

You don’t have to be a planetary scientist to do planetary science! PSI’s World Mappers lets anyone help study the Moon by identifying features in real lunar images. Start mapping: buff.ly/YcKFyQV Come explore the Moon with us at Tucson… ★ 11 We’re getting ready for International Observe the Moon Night this Saturday and looking back at the incredible Artemis II journey around the Moon! 📽️ Relive it: buff.ly/l1fN2Hq Then join us Sept. 19 in Tucson, Denver, or online! Details … ★ 8

"Growing up, I was always interested in science. I had a chemistry set, a microscope (but not a telescope!), watched all the science documentaries I could find..." Read the full Q&A with Senior Scientist Henry Hsieh in our Weekly Bulletin!… ★ 3

This week's #SciArt is wearable! Not only is PSI's Pamela Gay a scientist, researcher & communicator, she's also an artist. This beautiful pendant, Cerulean Stillshot Among the Stars, is just one example of how she interprets the beauty of… ★ 5

🦋 Handle & authenticity

✅ Domain-verified

@psi.edu

The handle is the domain psi.edu. On Bluesky a domain handle proves the owner controls that website — so this is verifiably the real psi.edu account, not an impersonator.

On Bluesky since

Aug 2024

Joined after Bluesky opened to the public — a settled account with a real history.

💡 Facts

🗓️Joined Bluesky in 2024 — 2 years ago.

👁️Averages 6 views per post.

📤Posts about 6.5× per week.

🕵️ Fake follower check

Estimated

75/100

Good Credibility score

92%

Real Real audience

Low Fake-follower risk

High Data confidence

Est. 92% real, active audience · Low fake-follower risk.
Strong engagement (~0.4% of followers engage each post) — an active, real audience.

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

About

https://www.psi.edu/ A private nonprofit dedicated to studying the origin, characteristics, and evolution of planetary systems and planets, including the Earth.

📸 Gallery

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

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Krasgar 11%

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Planetary Science Institute has 1,652 followers on Bluesky.

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Known for

📊 Post engagement

📊 Activity & format

Recent posts

🦋 Handle & authenticity

💡 Facts

🕵️ Fake follower check

About

📸 Gallery

🔀 Audience overlap

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