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

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

io9’s monthly list of new sci-fi, fantasy, and horror releases returns, and while it may not be as long as our round-ups from ...

Might the solar system harbor not just one, but two unknown planets? A fresh study of the Kuiper Belt’s structure has revived ...

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

The James Webb Space Telescope spacecraft is located 5 degrees below the Pleiades star. As the month wears on, it travels ...

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." ...

A high-resolution image of the NASA-ISRO NISAR satellite, showcasing its massive deployed radar antenna, has gone viral. This ...

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

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 ...

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