New research suggests that the heart of the Milky Way may be dominated by a dense clump of dark matter rather than the ...

For nearly a century, astronomers have known that the universe is expanding. Most galaxies are carried outward with the flow ...

For decades, scientists have theorized that the Milky Way Galaxy’s supermassive black hole, known as Sagittarius A* (Sgr A*), ...

It's well established that the universe is expanding, but there's serious disagreement among scientists over how fast it's ...

A new radio survey reveals that the Milky Way’s magnetic field is intricate, widespread, and deeply connected to how the galaxy is organized.

If the pulsar is confirmed, it could enable more precise measurements of the space-time around the galaxy’s central supermassive black hole ...

Our planet is like a cosmic vehicle with no brakes, carrying all of us on several overlapping trips through the universe.

Astronomers have discovered a planetary system that appears to flip one of astronomy's most reliable rules on its head.

In 2014, a NASA telescope observed that the infrared light emitted by a massive star in the Andromeda galaxy gradually grew brighter. The star glowed more intensely with infrared light for around ...

NASA's new SPHEREx observatory has released its first all-sky cosmic map. This map uses 102 infrared wavelengths to reveal the universe in unprecedented detail. Scientists can now study cosmic ...

The theory explains the violent dance of stars around the galactic center.

In 2014, a NASA telescope observed as the infrared light emitted by a massive star in the Andromeda galaxy gradually grew brighter. The star glowed ...