A distant 'exomoon' the size of Jupiter is changing how we think about the cosmos.

The Nancy Grace Roman Space Telescope will be the first space telescope to use an “active coronagraph” to block out unwanted ...

Andrea Ghez developed a way to peer through dust clouds and observe stars orbiting the supermassive black hole at the center ...

At first glance, it looks like a pan full of perfectly popped popcorn. But what you’re actually seeing is something far more ...

Getting an affordable smart telescope, like the Dwarf Mini or Seestar S30, is easier and more rewarding than I thought.

An unprecedented rescue mission is underway to save a valuable space observatory before it burns up in Earth's atmosphere.

Comet 10P/Tempel 2 is now visible in the south as soon as it gets dark from anywhere in the Northern Hemisphere, but only ...

The James Webb telescope peers through a warped bubble of space-time to study galaxies from the first billion years after the ...

OWNING a telescope used to be an expensive hobby that was really only for those serious stargazers and astronomers – and the ...

NASA's SunRISE mission has been assigned a new rocket: It will now be delivered to orbit by a SpaceX Falcon Heavy rather than ...

Welcome to part three of my trilogy on stars' birth, life and death. In last week’s Starwatch column about the life of stars, I told you how stars cook up energy in their cores with nuclear fusion.

Astronomers are homing in on a distant realm where the lines between star, planet, and moon are blurred. Researchers have ...