The comet, which hails from outside our solar system, is expected to speed closest to Earth on Friday, Dec. 19, before ...

Greetings! I hope you can go outside around 5:45 this morning and watch the sunrise because the thin crescent moon will be ...

Looking for a sky event this week? Check out our full Sky This Week column. December 17: The Moon meets Mercury The Moon ...

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

Night sky update for December 17, 2025, covering the moon phase, visible planets, meteor showers, and key space and astronomy news from today ...

The desert park's latest season features luxury camping and astronomy events aligned with upcoming celestial phenomena.

Webb traced the light of a dying star, supernova GRB 250314A, from when the universe was only 730 million years old.

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

SETI's 1977 "Wow!" signal from deep space was even stronger than originally thought, but its source remains a complete ...

Anytime after dark is great for looking more closely at one of the jewels of the winter night sky. Look below Orion's Belt — ...

Interstellar comet 3I/ATLAS will make its closest approach to Earth early on Friday, Dec. 19. While it won't come close ...

The comet's approach marks only the third known time an object from outside the Milky Way has passed through our solar system.