The nearby satellite galaxy M32 can also be seen as a bright ball on the upper edge of Andromeda's disk while the milky ...
NASA's Chandra Observatory has combined different wavelength images of the Andromeda galaxy to honor astronomer Vera Rubin, and then created a music video by converting the light in those images to ...
NASA’s “What’s Up” guide for October 2025 outlines the month’s best celestial events, including Moon–planet pairings, meteor showers, and stargazing tips for observers worldwide.
The galaxy, also known as M31, can be seen with the naked eye but appears more spectacular from areas with minimal light pollution.
October is a star-studded month with two meteor showers, winter constellations and a good chance to see a trio of green ...
The Andromeda galaxy (M31) has been captured by the Chandra X-ray Telescope. See the imagery and hear a sonification of it.
On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...