A $100 million search for intelligent aliens has come up with some intriguing leads so far but has revealed no evidence of E.T., project representatives announced Thursday (April 20).
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.