NASA’s Europa Clipper mission will perform 49 close flybys of Jupiter’s icy moon, where radiation levels reach 5,400 milliSieverts per day — lethal within hours. Beneath its frozen crust may lie a ...

The interstellar object 3I/ATLAS was first detectedin 2017 and has since become a subject of intense interest. Expected to pass near Earth in early 2026, it will make a closer approach to Jupiter in ...

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

Alien solar systems that are home to so-called "hot Jupiters" — gas giants circling sizzlingly close to their stars — are unlikely homes for Earth-like planets, researchers say. Hot Jupiters get their ...

3I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some researchers suggest it could even be alien-made, drawing comparisons to probes ...