Deep inside a nearby galaxy cloaked in thick clouds of gas and dust, astronomers have uncovered a surprising treasure trove of organic molecules using the James Webb Space Telescope. Peering through ...

NASA's Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer (SPHEREx) was built for ...

Scientists hope to probe the nature of general relativity through a possible pulsar found in the center of the Milky Way, ...

Sagittarius A* may be a dense dark matter core instead of a black hole, offering a new explanation for the Milky Way’s central gravity.

Hubble catches a spiral galaxy mid-flight, shedding glowing gas as it battles the harsh environment of a nearby galaxy ...

The expansion of the Universe, discovered nearly a century ago by Edwin Hubble, shows that galaxies are moving away from us faster the more distant they are. Yet, our nearest neighbor, the ...

While the appearance of Andromeda is not a once-in-a-lifetime event, it’s rare for someone to come across it at the right time and record it in a photograph.

Andromeda is also a flattened spiral like the Milky Way, but it's twice as large — 220,000 light-years across versus 105,000 for the Milky Way — and crammed with a trillion suns. Can you even begin to ...

For years, astronomers have observed the strange motion of Andromeda, the Milky Way’s closest large galactic neighbor. While ...

A vast, flat sheet of dark matter may solve the long-standing mystery of why our neighboring galaxy Andromeda is speeding ...

You might think galaxies can’t ever find each other in our runaway cosmos, but it turns out gravity can sometimes overcome ...

The Alpha Centaurids are active between January 31 and February 20, with peak activity on February 8. Stargazers can witness a chain of bluish or yellowish-white streaks of fire at around six meteors ...