Launched in 2021 on the world’s first planetary defense exercise, the Dart spacecraft deliberately plowed into Dimorphos, ...

NASA has revealed the results of a fresh probe into a “city killer” asteroid that scientists predicted would crash into the ...

Venus and Saturn are due up for a visually striking event known as a planetary conjunction. Here's everything to know about ...

Venus and Saturn are due for a visually striking event known as a planetary conjunction this weekend in time with daylight saving.

Astronomers say Asteroid 2024 YR4 will dodge the moon entirely in 2032, ending speculation about a possible collision with Earth's nearest solar system neighbor. But the missed st ...

In our latest episode of Lexicon, we sit down with Dr. Lulu Zhao, an ...

Venus and Saturn will appear close together in the night sky Sunday, March 8. Here's how to see the conjunction from around ...

Sky This Week is brought to you in part by Celestron. Friday, March 6With no Moon in the early-evening sky, let's chase down ...

NASA has shared a time-lapse video of a total lunar eclipse captured over the facility where its moon rockets are built, marking a rare celestial event that won't return to the Americas until 2029.

A new NASA authorization bill moving through the U.S. Senate would extend the International Space Station’s life among other ...

What is the most important step that humanity must take to avoid extinction? According to the late physicist Stephen Hawking, the answer lies far beyo.

Venus and Saturn will appear within about one degree of each other this weekend, making this one of the closest naked-eye planetary pairings of 2026.