Gaia-4b is the most massive planet known to orbit a low-mass star. Also, see an animation for Gaia-5b, a brown dwarf orbiting ...

The star, named LAMOST J0804+5740, resides in the Gaia Sausage (also called Gaia Enceladus), the ancient remnants of a dwarf galaxy that merged with the Milky Way roughly 8 billion to 11 billion ...

The ESA's Gaia star surveyor marks its 10th birthday this December. By Laura Baisas. Published Oct 10, 2023 4:00 PM EDT.

When white dwarfs—the hot remnants of stars like our sun—are orbited closely by another star, they sometimes steal mass away ...

Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion ...

According to Live Scence, the planet’s shadow was first spotted in 2021 in data taken by the European Space Agency’s Gaia ...

The new release, known as Gaia's focused product release (FPR), contains over half a million new faint stars, more than 380 new gravitationally lensed quasars and the positions of over 150,000 ...

After more than a decade of mapping billions of stars across the Milky Way and beyond, a groundbreaking spacecraft is retiring. The European Space Agency’s space-based observatory known as Gaia ...

Using Gaia data, scientists have now spotted a star family unlike any other: a massive family of over 1000 young stars behaving oddly. Despite its size, the family -- dubbed Ophion ...

The European Space Agency’s Gaia mission has discovered an unusual Milky Way star family, Ophion, that will disperse in record time.

Using gravitational microlensing, scientists have discovered a rare, large planet at the edge of the Milky Way. The planet is ...

The star, named LAMOST J0804+5740, resides in the Gaia Sausage (also called Gaia Enceladus), the ancient remnants of a dwarf galaxy that merged with the Milky Way roughly 8 billion to 11 billion ...