Astronomers just uncovered something strange about our galactic neighborhood. The Milky Way may not sit inside a simple halo of invisible matter after all.

An international team of astronomers using NASA's Hubble Space Telescope has discovered the aftermath of what some call "galactic cannibalism:" the aftermath of a 100 million-year-old cosmic collision ...

A galaxy made almost entirely of dark matter, an elusive form of matter that doesn’t interact with light, was spotted by Hubble 250 million light-years from Earth.

Astronomers using the James Webb Space Telescope have spotted the most distant “jellyfish galaxy” ever seen — a cosmic oddity ...

The world's first commercial space telescope has released its first image as it begins its journey to help track nearby stars ...

Scientists mapped 650 light-years of the Milky Way’s core to examine star formation in one of the galaxy’s most extreme environments.

The galaxy NGC 941 was imaged by the Subaru Telescope at the summit of Maunakea, Hawai'i.

Seen as it was 8.5 billion years ago, the galaxy shows that the early universe was harsher than scientists previously thought ...