It sure did feel like a particularly wonky fever dream, right? I mean, most of what Katy Perry does these days feels like that, I guess. She goes about life with all the unsettling inhumanity of an ...

NASA ’s Mars rover has spotted something out of this world — a mysterious, skull-shaped elevation – sitting on a slope where star-gazers say it doesn’t belong. The mysterious rock – dubbed “Skull Hill ...

Tutolo led a new study of rock samples collected by the Curiosity rover that might have answered this question. The mystery ...

Mars Express captures images of Acheron Fossae, revealing the Red Planet’s split terrain—ancient cratered highlands and ...

Samples drilled by the Curiosity rover on Mars have revealed abundant signs of a carbon cycle that remained hidden from ...

Dragging the trash barrel to the curb, I look up at the night sky, and my current self is instantly tethered to all my past ...

What if the best view of the night sky is just a road trip away? Explore how light pollution shapes our connection to the ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

“You can see the look in ... what he does out there, especially considering how much attention he draws defensively, how much pressure people put on him. He just handles it night after night ...

If you're lucky enough to have clear skies tonight, you can catch a "mini planet parade" as Mars and Jupiter appear alongside a half-lit moon in the southwestern sky.

To keep reporting during these dark and dangerous days, please help us reach our must-hit Spring Campaign goal. Our journalism is committed to cataloging Trump’s outrages and connecting the dots to ...