In 2026, the Japan Aerospace Exploration Agency plans to launch the Mars Moons eXploration (MMX) mission, aiming to explore ...

NASA's Europa Clipper spacecraft is on a journey to Jupiter's moon, Europa, a frozen world believed to harbor a salty ocean beneath its icy crust — and possibly the conditions to support life. - NASA ...

One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at its closest point to Earth in its orbit, and Hall had one question on his ...

A space probe flying past Mars captured images of the red planet's small, mysterious moon. While on a flyby of Mars, Hera was able to use three of its imaging instruments to capture images of Deimos, ...

NASA is one of the world's biggest spenders, and that's quite understandable, given its line of work. In 2024 alone, for instance, the space agency is working on a $24.875 billion budget (huge, but ...

Six planets in the solar system have at least one moon. Both Earth and Mars are toward the lower end of the lunar count, as our home planet only has one moon, and Mars has two. But not all moons share ...

Mars’ moons could be the remains of an ill-starred asteroid that got too close to the Red Planet. A shredded asteroid origin could help explain mysterious features of the small, odd-shaped moons, ...