A space reconnaissance mission has returned unprecedented imagery of a metal hunk zooming around Earth. The discarded three-ton rocket, a robust piece of space junk some 36 feet (11 meters) long, is ...

It's estimated there may be trillions of rogue planets wandering through the Milky Way, unbound to any star. Since detecting our first ones, we have been presented with an odd mystery.

The Atacama Large Millimeter/submillimeter Array (ALMA) has recently made a remarkable discovery, detecting a mysterious object orbiting a star in its twilight years. This intriguing finding adds to a ...

Astronomers have recently been taken aback by the discovery of an object in space that seems to be defying the common laws of celestial movement by orbiting backwards. This surprising discovery, which ...

Kosmos 482 is 3.2 feet across and could make impact at about 150 mph, per one expert Toria Sheffield joined the PEOPLE editorial staff in 2024. Her work as a writer/editor has previously appeared in ...

An asteroid that has eluded astronomers for decades turns out to be an unusual pair of objects traveling together in space, a UCLA planetary scientist and colleagues report. The asteroid Hermes was ...

The International Space Station, the largest and brightest object now orbiting Earth, will provide excellent views for skywatchers across much of the Northern Hemisphere for much of May. When you ...

The solar system is now home to some new lunar members, and they are orbiting Neptune and Uranus. According to an announcement from Carnegie Science, astronomers have discovered the first new moon of ...

Using NASA’s Swift and Rossi X-ray Timing Explorer (RXTE) satellites, astronomers have discovered one of the most bizarre planet-mass objects ever found. The object’s minimum mass is only about 7 ...

The U.S. military is planning to use artificial intelligence to track objects in space—including China’s. The number of orbiting objects U.S. Space Command needs to keep tabs on has almost doubled to ...

The four-year-old command is set to reach full operating capacity this year—but will it stay in Colorado? The U.S. military is planning to use artificial intelligence to track objects in ...