Russia on Saturday lost a Mexican satellite on launch just hours after a glitch with a manoeuvre involving the International Space Station, the latest in a string of embarrassing failures for its troubled space programme.
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.
