Aliens exist - they just haven't visited Earth, NASA veteran Dr Gentry Lee has claimed.
Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of thousands of exoplanets, or planets that orbit other stars, and is ...
Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...
If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...
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Astronomers just watched a star 1,540 times the size of our sun transform into a hypergiant. Will it go supernova?
One of our universe's biggest stars has dramatically turned into a rare, yellow 'hypergiant' star, and astronomers aren't sure when it will go supernova.
Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...
Two aging stars in the binary system AFGL 4106 sculpt a glowing, egg-shaped nebula as they approach the end of their lives.
The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's observations.
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