A massive barred spiral galaxy from 11.1 billion years ago has been discovered, showing star-forming activity and gas ...

A new study suggests they may have a ghostly shadow—trailing dark matter spirals hovering above and below them. A team of ...

Towards the end of the month, Mercury will be visible in the western horizon, the space agency said. Californians can observe ...

This June, the Milky Way’s brilliant heart lights up the night as planets align and the solstice sun marks Earth’s celestial tipping point.

SpaceX on Wednesday afternoon launched another batch of 27 Starlink satellites to low-Earth orbit from Vandenberg Space Force ...

The Webb telescope reveals the Sombrero galaxy’s dusty and turbulent history in a new stunning near-infrared portrait.

WASHINGTON (Reuters) -Astronomers have spotted a cosmic mismatch that has left them perplexed - a really big planet orbiting a really small star. The star is only about a fifth the mass of the sun.

A small red dwarf star, TOI-6894, is defying astronomers' expectations by having a gas giant planet in its orbit.

Star TOI-6894 is just like many in our galaxy, a small red dwarf, and only ~20% of the mass of our sun. Like many small stars ...

Both the Milky Way and the Andromeda galaxies (M31) are part of what's known as the Local Group (LG), which also hosts other ...

SpaceX's rocket got off the ground six times in May from Vandenberg Space Force Base and is due to make its next delivery of ...

Astronomers have believed for decades that the Milky Way is on a collision course with our nearest big neighbor, Andromeda.