New evidence suggests that the famous interstellar traveler may be so old that its home system no longer exists.

A galaxy is a massive, gravitationally bound system. It contains stars, stellar remnants, interstellar gas and dust, and a ...

The Milky Way is often described as measuring 100,000 light years across and containing the mass of a trillion Suns. But our home galaxy is actually far bigger, and might be much less massive.

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our galaxy's "black hole heart." Credit: ESO ...

Found in an ultrafaint dwarf galaxy, the ancient star’s unusual chemistry indicates it formed from gas enriched by a single ...

Find Milky Way Galaxy Latest News, Videos & Pictures on Milky Way Galaxy and see latest updates, news, information from ...

PicII-503 is likely a second-generation star, born from the remnants of the very first stars, according to a new study ...

For April 2026, the full (Egg) moon occurs on April 1. The last quarter moon occurs on April 9. The new moon occurs on April 17. The “young” waxing crescent moon sits to the lower right of brilliant ...

The interstellar comet 3I/ATLAS, recently discovered in our solar system, could be nearly 12 billion years old. Its ...

Each month WTOP’s “Eyes to the Skies” feature previews the best the sky has to offer stargazers regarding the moon, planets ...

A new study explores whether extraterrestrial signals could have already reached Earth undetected, examining what that would imply for current searches. Credit: Shutterstock. Dete ...

India's dark sky reserves at Hanle and Pench are working. The science is intact, the wildlife is recovering, and the Milky ...