A first-of-its-kind space rock filled with pristine material from the formation of the Earth itself has returned to the inner solar system, after billions of years in the cosmic boondocks. And it could help us piece together our planet’s origin story.
First step in preventing Armageddon: Spot the asteroid before it obliterates all life on earth. The PS1 Telescope sits atop a Hawaiian mountain with a 1.4-gigapixel digital camera to ensure we get the Ben Affleck-approved ending, not Deep Impact.
The Pan-STARRS, a new 1.4 gigapixel telescope built to spot asteroids, has found a potentially dangerous asteroid headed for Earth. Luckily, we don't have to worry just yet. It won't hit us 'til 2098.