Earth has a mysterious second moon - here's what we know about it


Earth's moon isn't alone out there.


It turns out that a second large rocky body is orbiting our world, and has been for about a hundred years now.

The object, called asteroid 2016 HO3, was first spotted by NASA this April and follows Earth in a long, wobbly orbit around the Sun, drifting ahead of and behind our planet.

Here's what else we know about it so far:

TI_Graphics_Earth has two moons

Skye Gould/Tech Insider


NOW WATCH: Surprise: Earth has two moons