Andromeda XXXV is what astronomers term an ultra-faint dwarf galaxy, which is exactly what ... they discovered that the ones visible around M31 appear different in at least one key way.

The cluster, full of more than 2,500 newborn stars that blaze blue in the Hubble image, is in a galaxy with far fewer heavy chemical substances than the Milky Way. It's mostly made of hydrogen and ...

Stargazers will be treated to overlapping meteor showers in April. From April 20 to April 26, both the Lyrids and Eta ...

A century ago, Edwin Hubble revolutionized our understanding of the universe by proving that the Milky Way is just one of ...

Another star system visible to the naked eye ... Meanwhile, light from the Andromeda Galaxy – which has more than 1 trillion stars and is the most distant thing we can see with the naked ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

Andromeda was therefore a separate galaxy — similar to ... but does interact gravitationally with the ordinary, visible matter that makes up the Universe’s luminous components, including ...

On the left, the visible light ... Webb observed the dwarf galaxy Leo P and its star formation patterns. Isolated from larger galaxies like the Milky Way and Andromeda, Leo P formed stars early ...