|Who Owns the Moon?
Who Owns the Moon? Does the United States have any claim to the Moon, asteroids or planets?
Olivine Rain? Spitzer Telescope discovered a rain of olivine crystals on protostar HOPS-68.
||Geology of Pluto
Geology of Pluto NASA finds craters, nitrogen ice flows, mountains, and possible dunes.
Pictures of the Universe Views of the most interesting objects in our universe by NASA.
|Gems from Space
Extraterrestrial Gems A number of materials from space have been used as attractive gems.
||Rocks on Mars
Rocks on Mars Many of the rocks found on Mars are not very different from Earth rocks.
Meteorites - Rocks that were once parts of planets or large asteroids.
Moon\'s Internal Structure The Moon has a structure similar to earth and an iron-rich core.
|Diamonds In Space
Diamonds In Space Diamonds have been found in meteorites and other celestial bodies.
||Life on Europa?
Life on Europa could exist in a salty ocean deep below its frozen surface.
Asteroid Impact Craters! See 50 of Earth\'s largest impact craters with Google Maps.
Near-Earth Asteroids Since Earth formed it has been hit with rocks from space.
Exploring a Hydrocarbon Sea on Titan with a submarine is a potential NASA mission.
||Asteroids and Earth
Earth-Crossing Asteroids Can we do anything about an asteroid that is might hit Earth?
||Volcanoes on Mars
Olympus Mons is the highest point on Mars and largest volcano in the solar system.
The Richest Meteorite Field - More meteorites found here than anywhere else on Earth.
|Largest Impact Crater
The Vredefort Crater is the largest and 2nd oldest impact crater visible on Earth.
||Lunar Rift System
Lunar Rift System? Gravity maps revise the geologic history of the near side of the moon.
Active Volcanoes occur in other parts of the solar system. They are different from those on Earth.
||Volcanoes on Venus
Volcanoes on Venus? The surface of Venus is covered by lava flows and shield volcanoes.
Vesta Meteorites About 5% of the meteorites found on Earth are from the asteroid Vesta.
Olivine Rain? Spitzer Space Telescope detects olivine crystals raining on protostar HOPS-68.