A long-tailed comet named C/2025 R2 (SWAN) was first spotted near the sun on 12 September. NASA’s Solar Dynamics Observatory ...

Astrophotography used to be out of reach for smartphone owners, but if you have a newer iPhone, you might just be able to ...

A long-tailed comet has been spotted close to the sun, and some astronomers are predicting it could be seen with the naked ...

Scientists are trying to learn as much as they can about our third ever discovered interstellar visitor, 3I/ATLAS, and the latest clues about the comet revealed that it's a bit of an oddball – at ...

These hot August nights can be great for stargazing. Here’s a look at what’s going on above us right now and later in the month. Related Articles Lawrence Livermore National Lab enters a different ...

These hot August nights can be great for stargazing. Here’s a look at what’s going on above us right now and later in the month. The expression “dog days” refers to the period from July 3 through Aug.

Solar systems mostly keep to themselves. What's ours is ours and what's not is not. Stars are simply too far from each other—four light years and change to our nearest neighbor—and too big and strong ...

The biggest full moon of 2024 will light up the night sky on Wednesday night. And in a rare celestial event, October's supermoon will make an appearance alongside a comet for a rare stargazing two-for ...

A video filmed by NASA astronaut Matthew Dominick shows a rare glimpse of Comet Tsuchinshan-ATLAS as seen from the International Space Station.