7 Minutes of Terror for Phoenix Spacecraft (Video)
Are you ready for the Phoenix spacecraft to land on Mars? At the Jet Propulsion Laboratory, the Entry, Descent and…
Unusual Crater in Mars’ Mamers Valles (Gallery)
The Mars Express Spacecraft captured several images of an unusual crater in the Mamers Valles area on Mars with its…
Does Venus Have Rings?
Unfortunately, Venus doesn't have rings. It also doesn't have any moons; although, Venus might have had a moon in the…
Does Pluto Have Rings?
Saturn has rings and Jupiter has rings. Does Pluto have rings? Astronomers have no idea. Pluto is so far away…
How Far is Pluto from Earth?
The planet Earth has a slightly eccentric orbit. This means that its distance from the Sun can vary slightly as…
Weekend SkyWatcher’s Forecast – May 16-18, 2008
"Everybody dancing in the moonlight... Dancing in the moonlight... Everybody feeling warm and bright... It's such a fine and natural…
Mars Is REALLY Cold
We knew Mars was cold, but new observations from the Mars Reconnaissance Orbiter indicate that the crust and upper mantle…
Surface of Venus
The surface of Venus is a hellish place, with vast regions shaped by volcanic activity. In fact, Venus has many…
Retrograde Rotation of Venus
Of all the planets in the Solar System, Venus has a unique rotation. Seen from above, all of the planets…
The Diameter of Venus
The diameter of Venus is 12,100 km. That is 95% of the diameter of Earth. There are many similarities between…