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Mercury's orbital speed is the fastest of all the planets.

Mercury travels around the Sun at about 170,000 kph. This is about 35% or 44,000 kph faster than Venus' orbital velocity—the second fastest—of 126,000, and 57% or 62,000 kph faster than Earth's orbital speed of 108,000 kph.

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We're trying to get some mobile games up and running, but unfortunately our flash games don't work on phone or tablet. How about some hilarious science jokes instead?

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Abba's on a Mission

Help Abba the Fox collect as much mail as possible. For every 10 envelopes you collect, you get an extra life. But remember, you can only jump up!

How to Play

Press the spacebar to jump.


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