To celebrate the 100-year Edwin Hubble discovery that Andromeda was a galaxy outside our own, astronomers release the most ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

The Moon and asteroids are at the top of the mission list for a number of agencies, while others will focus on exploration to ...

Milky Way stars that are high and low in metallicity have been mapped by the ESA Gaia mission. [Gaia spacecraft: Mapping the ...

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

The MeerKAT telescope is located in the Karoo region of South Africa, is made up of 64 radio dishes and is operated and ...

The record-breaking winds are circling the nearby "puffy" exoplanet WASP-127b, and are traveling six times faster than the ...

The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.

Moving at roughly 20,505 miles per hour along the distant world's equator, it’s the fastest known jet stream that wraps ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth ...