It would take more than 150 years to drive a car to the sun.
569
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
When a massive power outage struck southern California in the 1990s, Los Angeles residents reportedly called 911 to express alarm about strange clouds hovering overhead; they were seeing the Milky Way for the first time.
31
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14