A new study challenges the dream of water-rich “Hycean” planets like K2-18b, suggesting that most sub-Neptunes lose their water deep into their interiors during formation. Instead of vast oceans, ...

This invisible boundary is known as the heliosphere. It's the endpoint beyond which our Sun does not have any reach or power.

By 2015, NASA announced that Kepler had discovered its 1,000th exoplanet. 2016 was a banner year for exoplanet detections with nearly 1,500 in that year alone. The total number reached 5,000 in March ...

A new program has discovered chaos in a nearby planetary system, which could explain the existence of a phenomenon ...

Marvel Comics has some very powerful teams based off Earth, and here are the most powerful of these otherworldly teams.

Kenna Hughes-Castleberry is the Content Manager at Space.com. Formerly, she was the Science Communicator at JILA, a physics ...

“This very well could be the clearest sign of life that we’ve ever found on Mars, which is incredibly exciting,” Acting NASA ...

According to astrologer Nina Kahn, the new moon solar eclipse on September 21, 2025 is going softer on these three zodiac ...

TRAPPIST-1, a planetary system 40 light years from Earth, could host a planet with an atmosphere and liquid water, but astronomers can’t be certain just yet.

New research suggests that a mystery platinum signature found in Greenland’s ice may have come from a volcanic eruption in Iceland.

Sky lovers assemble! There is a lot going on in the next few days – stuff for every interest, location, and ability. We have ...