NASA's Perseverance Mars rover was treated to a "googly eye" solar eclipse as the planet's moon Phobos passed in front of the sun. Phobos — one of Mars' two moons, along with the even tinier Deimos — ...

Mercury, Venus, and Mars sit within the same general neighborhood as Earth, yet each has followed a radically different path. One kept a magnetic field against the odds. Another trapped so much heat ...

This summer, scientists spotted an incredibly rare visitor to Earth’s solar system—a comet, now known as 3I/ATLAS, that entered our solar system from the galaxy beyond and is zipping past the sun at a ...

From meteorites that impact Earth, to a moon that orbits backwards, to an imposter lurking in the asteroid belt, a variety of strange, wandering worlds are rewriting what we know – and even how we ...

On Sept. 30, NASA's Perseverance rover turned its eyes toward the sky and photographed a solar eclipse from Mars, capturing the tiny moon Phobos crossing the sun's face. In the series of photographs, ...