The morning of April 24 will give rise to a striking mini-planetary parade, as Mercury, Venus, Saturn, Neptune, and Earth's ...

Last week, a team of scientists claimed to have discovered possible signs of life on a nearby planet. in fact, their evidence ...

A team of astronomers announced on April 16, 2025, that in the process of studying a planet around another star, they had ...

Space science at NASA is on the chopping block.

The initial report was based on observations from the powerful James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts. But the results created a lot of hubbub ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

Slushy hailstones of ammonia and water were part of a bizarre theory to explain the planet's poorly mixed atmosphere. These mushballs seem to be real, say UC Berkeley scientists.

The discovery was made on a massive exoplanet known as K2-18b that that for years has captivated scientists searching for ...

A team of astronomers have detected what they call the most promising signs to date of a possible biosignature, or signs of ...