Astronomers have long relied on two main methods to detect exoplanets—the transit method, which looks for dips in a star’s ...

A small blue dwarf galaxy passed through the massive Bullseye galaxy. This impact created nine rings of new stars.

The Hubble Space Telescope has captured this striking image of an unusual galaxy with a bullseye structure, as nine rings ...

Gaia-4b is considered a super-Jupiter planet, a relatively cold gas giant, orbiting its star over 570 Earth-days. That star ...

Using data from the European Space Agency's Gaia mission, scientists have found a huge exoplanet and a brown dwarf. This is the first time a planet has been uniquely discovered by Gaia's ability to ...

The Bullseye is now confirmed to have nine rings, eight of which are visible to Hubble. Researchers confirmed the existence ...

The Bullseye galaxy earned its nickname thanks to its wild number of rings. A smaller galaxy shot through its heart 50 ...

In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

Gaia, the European Space Agency’s observatory that is mapping the Milky Way, has completed the sky-scanning phase of its mission - and its fuel is now nearly empty.

Samsung is prepared to launch the Galaxy S25 and hopefully more today. Here are the strongest rumors about potential upgrades to its flagship phones. I’m PCMag’s managing editor for consumer ...

Gaia has also found many previously unknown filamentary structures at the disk's edge. The Sagittarius Dwarf Spheroidal Galaxy has been orbiting the Milky Way for billions of years. According to ...