Today the GRACE mission is generating a remarkably precise map of the terrestrial gravity field, whose temporal changes can be attributed to groundwater flows, deep mantle motions and elastic ...

For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it -- the flickering star is 2.2 million ...

The Hubble Deep Field showed at least 1,500 galaxies – most of them so faint they had never been seen before. The groundbreaking moment made such a deep impression on Hardenbergh, who studied ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

In commemoration of Edwin Hubble's discovery of a Cepheid variable class star, called V1, in the neighboring Andromeda galaxy 100 years ago, astronomers partnered with the American Association of ...

NATIONAL HARBOR, Md. — Proposed budget reductions for the Hubble Space Telescope would impact research and outreach as well as increase the risk to the observatory, project officials warn.

The Hubble Telescope has spotted an unusual spiral galaxy – 76 million light-years away – that resembles an eye ...

The Hubble Space Telescope, for comparison, has a 6.5-foot (2 m) aperture, he said. Breaking space news, the latest updates on rocket launches, skywatching events and more! Even the smallest ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy NGC 2566, which sits 76 million light-years away in the constellation Puppis. A prominent bar of stars stretches across the ...