Astronomers detected a strong 170-day signal suggesting a Jupiter-mass object orbits the brown dwarf CD-35 2722 B. The ...

Scientists discovered a rare planet larger than Jupiter orbiting a distant star once every 180 days. A planet nearly five ...

A spacecraft fitted with two flexible robotic arms is on the way to geosynchronous orbit after launching earlier this week on ...

It was the 13th test overall of Starship. The success is a boon to NASA’s moon plans and SpaceX’s hopes to deploy a million ...

The moon is 384,000 kilometers (239,000 miles) away from Earth, but one of the best places to study its surface is much closer to home. Western planetary scientist Catherine Neish and PhD candidate ...

Scientists are documenting a planetary system in the Milky Way galaxy that is so starkly dissimilar to our own solar system ...

Although general relativity (GR) is an elegant theory of gravity, we don't often need to use it. For most gravitational ...

Stretching from Topsfield in Washington County to the St. John Valley along U.S. Route 1, it is the largest complete, designed-to-scale solar system model in the world.

Astronomers have found the first confirmed atmosphere around a rocky planet in another star’s habitable zone. The planet, LHS 1140 b, revealed its atmosphere through helium slowly leaking into space.

The Virtual Planetary Laboratory (VPL), one of NASA’s flagship astrobiology research teams, has officially joined the SETI ...