Researchers have found that there's something highly unusual about the Milky Way, setting it apart from other galaxies.

NASA astronaut Don Pettit imaged the Large and Small Magellanic Clouds as the International Space Station cruised 260 miles ...

If you thought that the Milky Way was just your average run-of-the-mill galaxy, you’d be wrong. Turns out that it’s quite the ...

The study reveals that the Milky Way's history differs from that of many comparable galaxies. While some have up to 13 satellite galaxies, ours hosts only four main ones. Among them are the Magellanic ...

The distinction is technical but significant, the researchers say: they found that the Milky Way has surprisingly few smaller satellite galaxies compared to its peers — and some of them have ...

As detailed in three recent papers published in The Astrophysical Journal, a team of researchers examined a mountain of data as part of the Satellites Around Galactic Analogs (SAGA) survey, which was ...

Research shows that galaxies form inside gigantic haloes of dark matter, the elusive substance that doesn't interact with ...

Don Pettit packed a home-made tracker to space, allowing him to bless our timelines with long-exposure images.