But very rarely, an asteroid is captured by Earth’s gravity and pirouettes around the planet, becoming, in effect, a moon — albeit an ephemeral one. A space rock spotted recently with NASA ...
NASA's Curiosity rover has captured a spectacular sight from the surface of Mars: The first-ever photo of Earth alongside the Red Planet's moon Phobos. Using its Mast Camera, or Mastcam for short ...
Here’s how it works. Earth is set to gain another moon by the end of the month — a small asteroid that will be snared by our planet's gravity until the end of the year, scientists say.
It will eventually break free of the planet’s gravitational orbit. Sadly, at just about 10 meters, the mini-moon will be extremely hard to see from Earth, but its presence will be there ...