This small martian satellite, the mission target for MMX, is destined to be shredded, changing the Red Planet forever.

Exotic chemical elements in the atmosphere of a dead star hint at the presence of a planet that formed after the star’s death ...

On Sept. 28, the spacecraft began to use its propulsion system nearly continuously, pausing just once each week to check in ...

A new study suggests that the outer Solar System could become unstable much sooner than scientists previously estimated.

Our Sun, the ancient, stubborn, and, for most of us, reassuringly eternal star, has been at the heart of the Solar System for ...

Most comets come from the far-off Kuiper Belt and Oort cloud, which lie past the orbits of the outer planets. The ...

Mars is the obvious frontrunner, but it is far from an easy second home. The other candidates reveal just how rare truly human-friendly conditions may be.

The Icy Assassin That Rewrote the Order of the Solar SystemPrevious Episode RecapIn the previous story, we approached the existence of "Styx," the moon flying through the smallest and harshest region ...

Well into the early morning, while much of Japan slept, a gigantic column of fire illuminated the sky over the island of ...

By indirectly probing the depths of Uranus and Neptune's atmospheres, an international team of scientists has revealed a significant contrast in their chemical composition. Neptune appears to be more ...

ESA's Euclid mission, built to map distant galaxies, has found comet C/2026 S1 (Euclid), its first previously unknown comet, ...

Japan launched an uncrewed spacecraft toward the Martian moon Phobos on Tuesday on a mission ​intended to become the first to ...