A team of astrophysicists have found flares of light in Sagittarius A*, a supermassive black hole in the center of the Milky ...

YR4 has a very small chance of striking Earth when its orbit briefly intersects our planet's in December 2032.

Around 13.7 billion years ago, something collapsed. It fell outward into the nothingness that stretched in every direction, ...

Sure, they’re particles and rocks, but they’re still a fascinatingly long way from home. Alpha Centauri is the star system ...

The gas giant WASP-121b, also known as Tylos, has an atmospheric structure unlike any we have ever seen, and the fastest ...

The James Webb Space Telescope has shown that the Milky Way’s black hole is constantly blazing with light, releasing long ...

Hundreds of millions of Americans will have the chance in March to see the first total lunar eclipse in nearly three years.

Lobster-eye satellite Einstein Probe captured the X-ray flash from a very elusive celestial pair. The discovery opens a new ...

It measures 130 to 300 feet across, a pebble compared to the asteroid that killed the dinosaurs, which is estimated to have ...

Straight Shot: Hubble Investigates Galaxy With Nine Rings Feb. 4, 2025 — NASA's Hubble Space Telescope has captured a cosmic bullseye! The gargantuan galaxy LEDA 1313424 is rippling with nine ...

From supermoons to an eclipse and star parties at national parks, these captivating celestial phenomena will get Americans ...

On the world's first Asteroid Day, Nina Burleigh discovers that Nasa has already commissioned a team of 'planetary defenders' ...