Space
In 1962 that President John F. Kennedy delivered the now-famous line in a speech at Rice University in Texas: "We choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard." Seven years later, the first humans walked on the lunar surface.
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.
Pfft, the moon. Been there, done that.
America.