Earth and Mars are very different in many ways, but there are lots of striking similarities too. We've both got beautiful auroras, naturally-occuring glass, and water (at least snow and ice, in the case of Mars). And now it looks like our neighboring planet might also have an origin story very similar to our own.
The supermassive black hole is 40 million times as massive as the sun and powers a quasar that existed 700 million years after the Big Bang.
The asteroid zoomed by Earth at a perfectly safe distance of around 1.8 million miles (2.9 kilometers).
Images show surprise changes to the spacecraft as it interacted with the atmosphere.
