A giant planet in the HR 8799 system orbits six times faster than its neighbor, reigniting the mystery surrounding its origin ...

NASA reveals that Jupiter's size is smaller and flatter than previously thought, changing key models of the current Solar ...

Somewhere beyond Neptune, the Kuiper Belt is bent. Not by much, and not in a way any known planet can account for. A study ...

Cam Fink, John Kessler, and Ned Koh founded the AI unicorn Aaru when they were 18, 15, and 19. Now they've got even bigger ...

Despite Luka Doncic and Austin Reaves injuries, LeBron James leads the Lakers to upset the Rockets in the 2026 NBA Playoffs.

A dim red giant just out of reach of the Milky Way is providing astronomers with an incredibly rare glimpse into the earliest ...

Sky This Week is brought to you in part by Celestron. Friday, April 10Last Quarter Moon occurs today at 12:52 A.M. EDT. A few ...

Compact, automated and surprisingly capable, this beginner-friendly smart telescope makes capturing galaxies easier than ever ...

When New York and L.A. collide this week, big-money baseball will be on display at a never-seen-before level.

The four astronauts are set to touch down on Earth and conclude the 10-day mission after completing moon flyby ...

The Root Exclusive Series: Black History Month was established 100 years ago, in February 1926. To commemorate this momentous ...

This mock begins the process of replacing Dexter Lawrence … if that is something the Giants end up needing to do.