Discovered in late June and confirmed as the third known interstellar object in July, 3I/ATLAS has raced through the inner ...

This story is a collaboration with Biography.com. Few things seem as immutable than the Sun—after all, it’s been fusing hydrogen for five billion years, and it’ll keep on ticking for about five ...

It's a good time to be an astronomer with the James Webb Space Telescope is bringing in images from deep space. Weather drawing by Breckyn from Mrs. Wing's and Mrs. Meyer's first grade class at ...

To receive the same amount of starlight as Mars receives from our sun, a planet orbiting an M-type red dwarf would have to be positioned much closer to its star than Mercury is to the sun. Disclaimer: ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at signs of alien technology. On 1 July 2025, astronomers using the ATLAS ...

Researchers using a powerful telescope in Hawaii spotted the visiting object, called A/2017 U1, last week. “We have been waiting for this day for decades,” said Paul Chodas, manager of the Center for ...

Astronomers have recently detected a mysterious object entering our solar system that has sparked intrigue and speculation about its true nature. The object, officially designated 3I/ATLAS, was ...