Moons like Europa, Titan, and Enceladus may hold the ingredients for alien life, with NASA missions set to investigate.

In 2005, the Cassini spacecraft discovered striking tectonic faults at the south pole known as 'tiger stripes' (bottom right), which allow water from the inner ocean to escape. Analysis found that ...

Is 3I/Atlas an alien spacecraft or just a really interesting rock hurling through the cosmos? That debate has been raging ever since the comet, only the third known interstellar object to enter our ...

Beneath Europa’s frozen surface lies an ocean larger than all of Earth’s combined - but reaching it could cost billions and ...

Scientists discovered a new crustacean species in the Atacama Trench, 8,000 meters deep, revealing the Hadal zone as a ...

Photo: NOIRLAB (Europa Press) What makes 3I/ATLAS special is its extrasolar ... “The probability of it being a strange comet ...

Europa Universalis 5 widens the frame again, adding a new wrinkle: People. It's nothing less than an attempt at simulating ...

A laser-based ice drill can bore deep, narrow channels into ice while keeping both mass and energy requirements lower than ...

I/ATLAS isn't 'behind the Sun', explains Dr. Brandenburg. Learn why observers were fooled and how its solar pass tests Avi Loeb's 'alien mothership' theories.

Latest updates on the interstellar comet that has been grabbing all the limelight. Everything you need to know about 3I/ATLAS ...

The mysterious interstellar object dubbed 3I/ATLAS, which vanished behind the Sun after reversing its thrust, is now set to pass near the National Aeronautics and Space Administration spacecraft ...