The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

As with many big space stories, 3I/ATLAS is getting a fair share of attention as well as some more controversial theories ...

Eclipse glasses are fine - but what if you could make the eclipse bigger and share it with a whole crowd? In this video, I ...

Using the world’s largest digital camera, Rubin will capture a full view of the southern sky every three days.

Just 40 light-years from Earth, a red dwarf star named TRAPPIST-1 intrigues astronomers with its exceptional planetary system ...

Astronomers have taken a rare look into the distant past of the universe and uncovered evidence that galaxies and their ...

Scientists spotted an enormous black hole in the early universe that's growing at 2.4 times the theoretical Eddington limit.

For anyone in Hawaiʻi this weekend, the sky offers a rare show. Saturn, the ringed giant, will rise bright in the evening and stay visible through the night.

Telescopes on the National Mall tonight will give people a chance to see the stars and experience the largest astronomy outreach event in the United States.

Wausau Pilot & Review Clear skies may be a challenge in central Wisconsin this week, but if the weather cooperates even ...

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Scientists have found thousands of planets outside our solar system, called exoplanets, throughout the galaxy. This artist’s ...