For decades, Uranus baffled scientists because it seemed to have no internal heat. Now, new computer modeling shows the ...

How will NASA's upcoming Habitable Worlds Observatory (HWO) mission differentiate Earth-sized exoplanets from other exoplanets, specifically Earth-sized exoplanets within the habitable zone, also ...

Harvard researchers said that interstellar object 3I/ATLAS may be much larger than initially thought and could potentially ...

Astronomers are tracking a newly discovered interstellar visitor called 3I/ATLAS, and early research suggests it may be ...

The striking thing about this is that repeating the procedure on the star turned up no evidence of carbon-based chemicals, ...

With the discovery of ever more exoplanets—over 6,000 now—scientists, of course, want to know if they are habitable for life.