A Planet Parade describes the rare celestial event when multiple planets align in the same region of the sky as seen from Earth. On Sunday, six planets will line up, Venus, Jupiter, Saturn, and ...

A new study reveals how Earth's strongest radio signals, meant for our own spacecraft, "leak" into the cosmos in predictable ...

NASA’s James Webb Space Telescope has uncovered a small moon quietly circling Uranus, a world already known for its unusual ...

For one year, starting this fall, four humans will live inside and simulate life on Mars in a 3-D printed habitat right here ...

The discovery expands Uranus’s known family of satellites to 29, with the tiny moon measuring just 6 miles across.

Uranus has 28 known moons in its orbit, but thanks to the James Webb Space Telescope, scientists believe they just uncovered ...

Researchers show that planetary alignments make Earth’s strongest space signals easiest for alien civilizations to detect.

Aliens may have been closer to Earth than first thought. New research from NASA reveals that Ceres, the dwarf planet in the ...

There’s probably a lot more of them and we just need to keep looking,” planetary scientist Matthew Tiscareno said.

Astronomers using the James Webb Space Telescope have found an unknown moon orbiting Uranus, bringing the planet’s total to 29 — and more likely remain undiscovered.

For weeks, Elena Adams has been leading her team at the Applied Physics Laboratory (APL) in Laurel, Maryland, through ...

A Saturn-sized planet circling a tiny red dwarf is rewriting what scientists thought was possible in planetary systems.