How can fission-powered propulsion help advance deep space exploration, specifically to the outer planets like Jupiter, ...

Space travel presents extreme challenges far beyond zero gravity, including isolation, confined environments, intense ...

Ever wonder how NASA captures stunning images from deep space probes? Interplanetary scientist John Spencer takes us behind ...

The country's space agency said it will return “groundbreaking discoveries and expand humanity’s knowledge of the cosmos." ...

Mercury starts to panic after Venus calls him “tiny”… is he really just a big asteroid? Jupiter steps in with some cosmic ...

Jupiter joins Mercury in early twilight as Mars lingers with Leo after dark. Saturn is visible in the morning, meeting ...

Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid outer reaches of our solar system that might qualify as a ...

Elon Musk is now putting his full focus on sending people to Mars. Just one day after he left his position at the ...

The spacecraft is en route to a metal-rich asteroid. Hopefully, its backup propellant line can get it there by August 2029.

Musk laid out a plan to launch the mammoth spacecraft to Mars for the first time as early as next year. The ship would arrive ...

For instance, Neptune migrated outward, switching places with Uranus, and pushed a lot of the small, icy bodies into the ...

Scientists have discovered a colossal object approximately 435 miles wide in the frigid outer reaches of our solar system, ...