来自MSN1 个月
Bennu isn't likely to hit Earth - but if it did, here's what would happen
Bennu is just over ⅓ mile, or 560 meters, in diameter. And while we know about the devastating effects of a larger asteroid (just ask the dinosaurs) and the regional effects of a much smaller ...
来自MSN1 个月
The Asteroid Bennu Has All the Building Blocks of Life
A modern case in point: The asteroid Bennu contains all the materials needed for life. The OSIRIS-REx mission launched in 2016. Its main aim was to study Bennu and retrieve samples to bring back ...