The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet, ...

It sits about six light-years from Earth and is known for its quick motion across our sky. For years, astronomers have wondered whether it might harbor planets that could help us understand how ...

A new study presents a compelling new model for the formation of super-Earths and mini-Neptunes -- planets that are 1 to 4 times the size of Earth and among the most common in our galaxy.

MAROON-X looks for one such effect; the gravity of each planet tugs slightly on the star’s position, meaning the star seems to wobble back and forth. MAROON-X measures the color of the light so ...

MAROON-X measures the color of the light so precisely that it can pick up these minor shifts, and even tease apart the number and masses of the planets that must be circling the star to have this ...

Elon Musk responded to critics of SpaceX’s Starship rocket early Friday, suggesting his aerospace firm faces a “minor setback” after the spacecraft experienced another “rapid unscheduled ...

The two innermost planets, Venus and Mercury, will shine together low in the western sky at sunset on March 10. Here's how to get the best view before they disappear.

Copyright 2025 The Associated Press. All Rights Reserved. Stars including Timothée Chalamet, Ariana Grande and Demi Moore greet fans and friends on the Oscars’ red ...

Forbes contributors publish independent expert analyses and insights. Jamie Carter is an award-winning reporter who covers the night sky.

Check them out! In a rare astronomic feat on Friday night, seven planets, Mars, Jupiter, Uranus, Neptune, Mercury, Saturn and Venus, were not only visible simultaneously but also appeared to be ...