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"You’re punching a generation-size hole, maybe a multigenerational hole, in the scientific and technical workforce. You don’t just Cryovac these people and pull them out when the money comes back. People are going to move on.” scientificamerican.com/article/propos…

Three times less wonder

Asteroid watch! 👀 Webb was able to help refine, by nearly 20%, our knowledge of the asteroid 2024 YR4’s orbit, and the (super tiny) odds of it impacting the Moon in 2032. go.nasa.gov/4kW9itL

#AAS246: Using Hubble to study the four largest moons of Uranus, a team of astronomers searched for signs of interactions between Uranus' magnetic environment and the surfaces of the moons. (1/5) 🧵

See the untold story of NASA Webb Telescope, the world's most powerful space telescope, and the team that made it possible. Watch "Cosmic Dawn," our newest documentary, on our free streaming platform, NASA+: go.nasa.gov/3FCONDz

The countdown is on for the world's first look at images from the NSF-DOE Rubin Observatory on June 23, 2025, at 11 a.m. EDT. Experience the cosmos like never before. Join one of NSF-DOE Rubin Observatory watch parties: bit.ly/3SXwDiR. #CaptureTheCosmos

Mars weather report from the Hubble Space Telescope 🔭 : Cloudy with a chance of dust storms! (Cool animation of Mars Hubble images)

Thinking of Vera Rubin today, as we celebrate the first images from the new telescope named after her. She was very supportive of me personally during a time of major transition in my life. These new pix are for you, Vera.

Maybe a telescope that could find alien spacecraft. Or Planet Nine. It'll at least find millions of asteroids.on. nytimes.com/2025/06/23/sci…

Check out the video at the link below - it gives just a small sampling of the ASTONISHING number of asteroids and other Solar System objects that will be discovered by Rubin Observatory @vrubinobs.bsky.social 🔭 More info at: rubinobservatory.org/news/rubin-fir…

🧐 A closer look after #RubinFirstLook: NSF-DOE Rubin Observatory’s giant image reveals two cosmic icons — the Trifid & Lagoon Nebulae, both stellar nurseries glowing ~4000 light-years away. 📸 RubinObs/NOIRLab/SLAC/NSF/DOE/AURA

Encouraging my Solar System colleagues to get involved in this conference, so it is not just astrophysicists and exoplaneteers talking to one another abut the field that we actually study! noirlab.edu/science/events…

" 'The universe is made of stories, not of atoms,' the American poet Muriel Rukeyser once wrote. Are we in danger of running out of stories?" Dennis Overbye reflects on the proposed devastation of US leadership in astronomy and space science nytimes.com/2025/06/02/sci…

RIP John Casani - a master engineer who made so many missions possible: Pioneer, Voyager, Cassini, and many more jpl.nasa.gov/news/john-casa…

An update on the "Save NASA Science" campaign led by The Planetary Society Planetary Society. Unrelated to TPS, I hear there is protested planned for NASA HQ on Monday morning 7-11 am to support the NASA Science budget.

NASA Science program gets Emmy award last night - see page 9 "Outstanding Live News Special" theemmys.tv/wp-content/upl…

Remember that mega comet? It’s back – and now it’s spewing jets of carbon monoxide. Story by me in @SciAm scientificamerican.com/article/a-giga…

Happy 4th! I made a patriotic pie, celebrating America's (historic) leadership in space sciences.