The Earth’s Cities at Night
You only have to walk outside at night, look up and not see the Milky Way to know that light…
Discovery of Pluto
Once the planet Uranus was discovered, astronomers have suspected that there are probably more planets in the Solar System. Astronomers…
Self-Healing Computers for Damaged Spaceships
What happens when a robotic space probe breaks down millions of miles away from the nearest spacecraft engineer? If there…
Pluto, Planet X
In the beginning of the 20th century, astronomers studied the orbit of Neptune and calculated that there must be another…
Surface of Pluto
When you imagine cold, icy Pluto, orbiting in the distant regions of the Solar System, you imagine snowy white ball.…
Who Was Pluto Named After?
You're thinking about a certain Disney dog, aren't you? Goofy's pet dog? Nope, it was actually named after Pluto, the…
Mass of Pluto
In everything but the largest telescopes, Pluto appears as a tiny dot. And determining mass from so little information is…
Temperature of Pluto
[/caption] With such a large distance from the Sun, Pluto is incredibly cold. But this temperature can vary enough to…
Distance to Pluto
Pluto has the most elliptical orbit of all the planets and dwarf planets. In addition to this widely varying orbital…
ATV Jules Verne Boosts Space Station to Higher Orbit (Video)
For the first time since docking with the International Space Station (ISS) on April 3rd, the Automated Transfer Vehicle (A…