| |
Fact |
Category |
Date |
|
| 1 |
Long-period comets usually come from the Oort Cloud. |
Science > Astronomy |
08/27/12 |
|
| 2 |
Uranus is the seventh planet from the sun. |
Science > Astronomy |
04/07/12 |
|
| 3 |
Proxima Centauri is discovered in 1915. |
Science > Astronomy |
02/11/12 |
|
| 4 |
Venus' axial tilt is 177.3 degrees, the reason for its seemingly retrograde rotation. |
Science > Astronomy |
11/08/11 |
|
| 5 |
Betelgeuse is also known as Alpha Orionis. |
Science > Astronomy |
06/13/11 |
|
| 6 |
The center of the Andromeda Galaxy is a supermassive black hole. |
Science > Astronomy |
12/01/10 |
|
| 7 |
Comet Shoemaker-Levy 9 crashed into Jupiter in 1994. |
Science > Astronomy |
11/19/10 |
|
| 8 |
Earth has a 23.5 degree tilt. |
Science > Astronomy |
05/09/10 |
|
| 9 |
Sometimes Pluto is closer to the Sun than Neptune. |
Science > Astronomy |
05/09/10 |
|
| 10 |
A cosmic year, or a galactic year, is the time it takes for the Sun to revolve around the center of the Milky Way. |
Science > Astronomy |
04/04/10 |
|
| 11 |
Pluto has has three known moons (as of September 2009): Charon, Nix and Hydra. |
Science > Astronomy |
03/30/10 |
|
| 12 |
Two rovers successfully landed on Mars in 2004; the second was Opportunity on January 25. |
Science > Astronomy |
11/07/08 |
|
| 13 |
The first rover to successfully land on Mars was Sojourner, which landed July 4, 1997. |
Science > Astronomy |
11/05/08 |
|
| 14 |
Two rovers successfully landed on Mars in 2004; the first was Spirit on January 4. |
Science > Astronomy |
11/03/08 |
|
| 15 |
The brightest star in the night sky is Sirius. |
Science > Astronomy |
11/01/08 |
|
