The leading explanation for all of these mysteries is known as the giant impact hypothesis. According to this story, when the ...

"Athena continues to be in excellent health and is expected to send lunar orbit selfies over the next two days before a ...

The Hera probe has swung around Mars, using the planet’s gravitational pull to fling itself toward its asteroid target.

The lander, Blue Ghost, fired its engines for four minutes Thursday to propel the spacecraft into lunar orbit ahead of a planned March 2 landing.

The objects around the ringed planet are tiny, but some of them may have formed relatively recently in the solar system’s ...

A huge haul of 128 newfound satellites might be a hint of past collisions in the planet’s orbit, or something else.

Intuitive Machines' Athena could be the second U.S. spacecraft to land on the moon in a week after Firefly Aerospace's Blue Ghost made it Sunday.

Intuitive Machines' Athena moon lander is "alive," but it's not yet known what mission objectives can still be met.

Europe's HERA mission has taken a good look at Mars and its moon Deimos on its way to explore the aftermath of the DART ...

Private Athena moon lander enters lunar orbit ahead of March 6 touchdown try Athena's mission ... successfully touched down ...

NASA and SpaceX successfully launched their SPHEREx and PUNCH missions into orbit Tuesday night from Vandenberg Space Force ...

Laura Nicole Driessen is an ambassador for the Orbit Centre of Imagination at ... Elsewhere in the Solar System, Earth has one moon, Mars has two, Jupiter has 95, Uranus has 28 and Neptune has ...