Earth is the only life-supporting planet in our Solar System. Until now. Today, we're bringing Kepler 22-b into our planetary ...

The Star of Bethlehem, a guiding light for the Magi, has long puzzled experts. NASA scientist Mark Matney proposes a 5 BC ...

As of Sunday, Dec. 14, the moon phase is Waning Crescent. This means 25% of the moon is lit up tonight, according to NASA's ...

Using NASA's Kepler space telescope, Chinese astronomers have observed a binary star system known as KIC 5623923. As a result ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

A mysterious star described in ancient texts continues to puzzle experts, as new research offers a fresh explanation for the ...

Have scientists finally confirmed the existence of the first exomoon? This is what a study released on the preprint server ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

NASA has finished building the Nancy Grace Roman Space Telescope, completing assembly of the agency’s next flagship ...

A plasma physicist claimed that 3I/ATLAS is being chased away by Earth as it flies by. But, some X users are skeptical.

About two decades ago, in 1998, a supernova observation began to slowly reveal the contours of the enigmatic universe. The ...