For the first time, scientists have created detailed, 2D maps of the sun's outermost atmosphere. This feat was accomplished ...

Sunday marks the shortest day of the year in the Northern Hemisphere, signaling the start of astronomical winter.

The interstellar comet 3I/ATLAS will make its closest approach to Earth this week on Dec. 19, 2025. Here's the latest news ...

On December 19, avid skywatchers can catch a glimpse of the mysterious visitor through powerful binoculars or a telescope ...

With 3I/ATLAS slated to make its Earth tour in two days, amateur photographers and astronomers alike are scrambling to catch ...

The Virtual Telescope Project will host a free livestream starting at 11 p.m. EST on Dec. 18 (0400 GMT on Dec. 19), sharing ...