New movies have officially landed on Pluto TV after being in orbit, and they're ready to kick off the month of November.

Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is suspected to be causing unusua ...

Our solar system now, once again, officially consists of only eight planets. Although largely debunked, speculation continued ...

A newly discovered warp in the outer Solar System may have been created by a small, rocky world, much closer to the Sun than ...

Have you ever wondered how long it takes for each planet to orbit the Sun? From Mercury’s blazing 88-day year to Neptune’s astonishing 165-year journey, every planet moves at a completely different ...

Recently, astronomers detected the presence of a relatively new quasi-moon called 2025 PN7, which appears to orbit our planet ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

Over the past seven decades, thousands of sophisticated spacecraft have been launched on ambitious missions to look down on ...

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

Scientists have recently unveiled a remarkable discovery in the outer reaches of our solar system: a space fossil located 4 billion miles past Pluto, covered in unidentified organic molecules. This ...

From the column: "Just 0.3% of the world’s land area would need to be covered with solar panels to meet all energy needs." ...

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be confused for Mars. The alluvial basin is full of tan and gray regolit ...