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'Ice cube' clouds discovered at the galaxy's center shouldn't exist — and they hint at a recent black hole explosion
By Brandon Specktor published
Twin orbs of superhot plasma at the Milky Way's center known as the "Fermi bubbles" contain inexplicable clouds of cold hydrogen, new research reveals.

How the Red Planet craze started 120 years ago: Interview with 'The Martians' author David Baron
By Kenna Hughes-Castleberry published
In a Q&A interview, author and science writer David Baron discusses the turn-of-the-century Mars craze, which he covers in his new book, "The Martians."

Is that wildfire smoke plume hazardous? New satellite tech can map smoke plumes in 3D for better air quality alerts at neighborhood scale
By Jun Wang published
For most of the past decade, forecasters have been able to use satellites to track these smoke plumes, but the view was only two-dimensional

Scientists capture bridge of stray stars being sucked from one galaxy to another
By Sharmila Kuthunur published
Astronomers spot a rare stellar bridge in Abell 3667, revealing an aggressive galaxy merger and new clues about dark matter.

Can you name the 12 Apollo astronauts who walked on the moon?
By Kenna Hughes-Castleberry published
This quiz tests your knowledge of the astronauts who have stepped foot on the moon.

Spacecraft headed to DART asteroid crash site images 2 faint space rocks to boost planetary defense tactics
By Keith Cooper published
The techniques used to target the asteroids could also be employed in tracking hazardous asteroids and interstellar objects.

Scientists find oldest-known black hole in the universe: 'This is about as far back as you can practically go'
By Sharmila Kuthunur published
A newfound supermassive black hole from the dawn of the universe challenges how early cosmic giants formed.

Hubble Telescope gives us our best look yet at the interstellar comet 3I/ATLAS (video, photo)
By Keith Cooper published
New Hubble Telescope imagery of the interstellar interloper comet 3I/ATLAS reveals a dusty coma and the beginning of a tail.
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