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Jewel of Our Solar System
Adorned with thousands of beautiful ringlets, Saturn is unique among the planets. All four gas giant planets have rings -- made of chunks of ice and rock -- but none are as spectacular or as complicated as Saturn's. Like the other gas giants, Saturn is mostly a massive ball of hydrogen and helium.

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  News Features People Extreme Facts Dictionary

 
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Q
bar

= 0.987 atmosphere = 1.02 kg/cm^2 = 100 kilopascal = 14.5 lbs/square inch.

billion

1,000,000,000

biodiversity

The variety and variability among living organisms and the ecological complexes in which they occur.

bolide

a very bright meteor (or fireball) that produces a sonic boom.

bright terrain

A type of surface on Ganymede which is lighter than other regions on this moon which is often associated with grooves (see also dark terrain).

 
Can't find it? Don't understand it? Ask us.
Q
bar

= 0.987 atmosphere = 1.02 kg/cm^2 = 100 kilopascal = 14.5 lbs/square inch.

billion

1,000,000,000

biodiversity

The variety and variability among living organisms and the ecological complexes in which they occur.

bolide

a very bright meteor (or fireball) that produces a sonic boom.

bright terrain

A type of surface on Ganymede which is lighter than other regions on this moon which is often associated with grooves (see also dark terrain).