Supercomputer simulations identify stellar rotation as the mechanism driving chemical mixing in red giants, explaining long-observed surface composition changes during stellar evolution.

Astronomers tracking the giant star WOH G64, located in the Large Magellanic Cloud roughly 160,000 light-years from Earth, have detected a series of physical changes so dramatic that some researchers ...

Spread the loveOn the evening of February 24, 2026, stargazers and astronomy enthusiasts will be treated to a spectacular view of a first-quarter perigee moon. This celestial event promises to offer a ...

Astronomers have captured the first views of a young sun-like star blowing bubbles, offering a rare glimpse at how our solar ...

Two aging stars in the binary system AFGL 4106 sculpt a glowing, egg-shaped nebula as they approach the end of their lives.

One of the largest known stars in the universe underwent a dramatic transformation in 2014, new research shows, and may be preparing to explode. A study led by Gonzalo Muñoz-Sanchez at the National ...

Active small bodies—including comets, active asteroids, icy minor planets, and transitional objects—occupy a unique position in planetary science. As ...

After winning Olympic gold, the men's team partied with Patel and got an invite to the State of the Union from Trump, who said he’d “probably be impeached” if he didn’t invite the women’s team.