NASA’s Nancy Grace Roman Space Telescope is expected to dramatically expand the search for planets beyond our solar system.

The familiar concept of a planetary core, a small, dense metallic heart we take for granted, may be the exception rather than ...

Erik Gillis, a PhD student in McMaster University’s Department of Physics and Astronomy, is lead author of a new study revealing that the most common planets in our galaxy don't exist around the most ...

Astronomers have detected a rogue planet roughly the size of Saturn wandering alone through the Milky Way. Unlike most planets, it does not orbit a star but drifts through space on its own. This ...

– January 7, 2026 (London time) – One of the biggest recent surprises in astronomy is the discovery that most stars like the Sun harbor a planet between the size of Earth and Neptune within the orbit ...

Using a new technique that partly relies on artificial intelligence, researchers spotted potentially more than 10,000 new ...

"Life can be understood as complexity, and water has a wide range of properties that enable this complexity." When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to find it around many of the most common stars in the galaxy. Earth-like ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope. This rare dual perspective allowed them to weigh the planet and pinpoint ...

An exoplanet is what we call planets that exist outside of our own solar system. The first one was discovered in 1992, but as we get more powerful and precise telescopes and instruments, scientists ...