NASA Orbiting Carbon Observatory 2, launched in July 2014 , measures global atmospheric carbon dioxide. Data from May to August 2015 were compiled to create this visualization.
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.
Nice little series of videos.