Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

Let your little ones explore the outer space with this beginner-friendly telescope.

Meteors from the Ursids appear near the Little Dipper, which is part of the constellation Ursa Minor. Only skywatchers in the Northern Hemisphere will have a chance of seeing this shower. The moon ...

Comet 3I/ATLAS, the third interstellar object ever detected, reached its closest point to Earth overnight from Thursday to Friday (Dec. 18 to 19), and it remains in a good viewing position tonight.

On December 19, avid skywatchers can catch a glimpse of the mysterious visitor through powerful binoculars or a telescope when it’s around 170 million miles from our home planet ...

I've taken incredible photos of this interstellar comet for more than a month using two tiny iPad-connected scopes in my ...

Launched in March, NASA's SPHEREx space telescope has completed its first infrared map of the entire sky in 102 colors.

With new technologies comes new discoveries. Or so Spider Man's Uncle Ben might have said if he was an astronomer. Or a ...

"Virgil has two personalities, its 'good' side – a typical young galaxy quietly forming stars. But Virgil transforms into the host of a heavily obscured supermassive black hole, pouring out immense ...

Then, on November 25, teams at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, joined the inner and outer portions ...

For most of us who are not astronomers, the image that comes to mind when describing a reflecting telescope is of a huge instrument in its own domed-roof building on a mountain top. But a ...

Our readers sent in hundreds of images, capturing everything from the activity of the Sun and distant nebulae to Comet Lemmon ...