Gaia, Europe’s Milky Way–mapping spacecraft, shut down earlier this year. It was arguably the most important—and most overlooked—astronomy project of the 21st century ...

Gaia, Europe’s Galactic Cartographer, Is Gone But Not Forgotten Gaia, Europe’s Milky Way–mapping spacecraft, shut down earlier this year. It was arguably the most important—and most ...

Astronomers have studied the globular cluster 47 Tucanae extensively, but still have many questions. It may have an ...

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

Scientists have long thought the Milky Way galaxy would someday collide with its closest neighbor, Andromeda. However, new research suggests the future of our cosmic home is more uncertain than ...

By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...

Chinese researchers examining European data find freshly formed stars rotate much faster than their predecessors.

The number of known galaxies circling the Milky Way is increasing as we develop new powerful telescopes.

Goodnight Gaia. The European Space Agency star-tracking satellite ceased operations on Wednesday, Jan. 15, 2025, after 12 ...

New map of Milky Way in atomic hydrogen reveals its clumped 'flocculent' nature for first time by Russ Nelson, University of Alabama in Huntsville edited by Lisa Lock, reviewed by Robert Egan ...

The James Webb Space Telescope (JWST), launched in 2021, is currently the most powerful space observatory ever built.

Astronomers have located a rare exoplanet on the edge of the Milky Way. The exoplanet, a gas giant named AT2021uey b, orbits a low-mass star and is located about 3,200 light-years away from Earth ...