A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests.

Beneath Triton's frozen crust of nitrogen ice, scientists believe a vast subsurface ocean could be hiding and with it, the potential for alien life. This video explores the cutting-edge science behind ...

The most important aspect of this is that, with a possible atmosphere and liquid water, this planet lies within the habitable ...

Watch With Us loves a good science fiction movie. Outer space, killer robots, resurrected dinosaurs and bleak future ...

Signals from a distant world have pushed the search for alien life out of science fiction and into the realm of testable ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

Harvard physicist Avi Loeb challenges NASA, suggesting the iron-rich composition of interstellar object 3I/ATLAS indicates ...

From expected faves like "Seinfeld" and "Friends" to selections sure to stir debate, here's our list of top 10 best Christmas ...

Fourth anniversaries aren’t often causes for celebration. But in the case of the James Webb Space Telescope (JWST), which ...

A strange world just 47 light-years from Earth is rewriting what scientists thought they knew about alien planets. Hidden ...

Interstellar comet 3I/ATLAS completes its near-miss with Earth, revealing bizarre chemistry and highlighting the growing ...

Last Friday, the interstellar comet designated 3I/ATLAS completed its closest approach to Earth without crashing into us or ...