An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

Two exciting new studies detail the life-supporting contents of a 4.3-ounce sample of the asteroid Bennu. The OSIRIS-REx ...

The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body ...

The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...

The eruption released energy six times greater than all Earth's power plants combined, exceeding 80,000 trillion watts.

"The climate of this planet is extreme and nothing like that of Earth. The planet's dayside is so hot that elements typically thought of as 'metal' are vaporized into the atmosphere." ...

The enormous visitor to our solar system may have been about 8 times the mass of Jupiter, and come nearly as close to the sun ...

NASA’s Juno spacecraft has uncovered an immense volcanic hot spot on Jupiter’s moon Io, surpassing any previously recorded ...

NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...

Titan is the only moon in our solar system with a significant atmosphere. Now we have a very good idea of how this dense ...

Pete Hegseth's nomination to lead the Pentagon clears a key hurdle in the Senate Scale AI CEO Alexandr Wang on U.S.-China AI ...

NASA is keeping a close watch on three asteroids making near-Earth approaches today. One of them, named 2025 CF, will pass within just 77,200 miles of our planet-roughly one-third ...