Deep in the frozen heart of Antarctica, the South Pole Telescope has been watching one of the most extreme neighborhoods in ...

Scientists report the first confirmed detection of thiepine, a complex sulfur-bearing molecule, in an interstellar cloud near the Milky Way’s center.

Astronomers have detected a mysterious object in our galaxy that emits intense bursts of radio waves and X-rays with ...

The vast "sheet" of dark matter could explain why almost all of our galactic neighbors are running away from us.

An exoplanet called HD 137010 b might be the closest thing astronomers have ever seen to “Earth 2.0.” The trouble is that ...

The James Webb Space Telescope has confirmed the most distant, early galaxy in the known universe. The new contender, MoM-z14, is visible just 280 million years after the Big Bang.

The month is packed with skywatching highlights—including six visible planets, an annular solar eclipse, and the Milky Way’s bright core returning to view in the Northern Hemisphere.

Deneb, Vega and Altair are among the brightest stars in the night sky. Astrophotographer Osama Fathi captured a gorgeous view ...

Massive stars have an outsized influence on their environment and the galaxies they call home. These behemoths have the ...

Though Earth Must Die is pleasantly compact—I finished in just shy of eight hours—it's full of conundrums, and while it might ...

At the heart of our own galaxy, there is a dense thicket of stars with a supermassive black hole at the very center. NASA's ...

The sharpest dark matter map ever reveals the invisible cosmic scaffolding that built galaxies, stars, and ultimately life itself.