Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around ...

We’ve mastered launching satellites, but it’s the way these satellites connect to Earth—and to each other—that will determine ...

Parts of Pennsylvania and New Jersey are above the view line for Wednesday night's potential encore of the northern lights ...

Look low on the southwestern horizon at sunset on Nov. 12 for a chance to see swift Mercury close to the red light of Mars in ...

Mars is a cold, dry, desert-like planet. But billions of years ago, scientific evidence suggests that it had a thick ...

The Psyche probe captures images of Earth and the Moon from over 180 million miles away as it travels to intercept an ...

Is the mars movie 'Red Planet' still worth your time? Here's why this one holds up better than you might think.

Blue Origin was set to launch its New Glenn rocket with a pair of Mars-bound satellites from the Space Coast on Sunday ...

Mars is about to receive a double dose of attention. This weekend, a pair of identical NASA satellites will launch together ...

NASA's first multiple-satellite mission to another planet will map Mars' magnetic field and atmosphere in 3D, laying the ...

From the orbit of Mars, China's Tianwen-1 sent back new and intriguing images of our interstellar visitor. An animation shows ...