Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

Did the US government really find aliens in the ocean? This video explores the theories and evidence surrounding the ...

Astronomers have discovered a bizarre exoplanet slightly larger than Earth, covered by a vast magma ocean and wrapped in a sulfur‑rich atmosphere. Observations from the James Webb Space Telescope ...

A strange pyramid-shaped formation on Mars has fueled speculation that an advanced, Earth-like civilization may have once ...

This landscape was so convincingly alien that Apollo astronauts spent weeks here preparing for moon missions. Can you guess ...

Space is a vast and infinitely expansive area with many things we know little about. If we look at how our Solar System moves ...

Hundreds of mysterious objects have appeared in images captured by the Webb space telescope. The curious dots could reshape scientists’ understanding of the cosmos.

Breaking space news, the latest updates on rocket launches, skywatching events and more! You are now subscribed Your ...

Talk about a hot mess. Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees Fahrenheit — hot enough to melt rock into a churning ocean of magma and ...

Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...

Debate has raged for two decades over whether Pluto should be considered a planet. Some want President Trump to take action ...