Explore Mercury
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Mercury, the innermost planet of the solar system, is a little bigger than the Earth's Moon. ...
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Mercury has very little atmosphere. The planet's small size means that its gravity is too weak ...
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![](/images/icons/mercury_magnetosphere.jpg)
Mercury is the only terrestrial planet other than the Earth that has a significant magnetic ...
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If Uranus is the "tilted planet", Mercury might be called the "upright planet". The spin axis ...
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All of the relevant information about Mercury collected on one page, including details about size, orbit ...
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Here are two stories about Mercury, one of the gods in the Roman pantheon. Mercury was identified ...
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A table containing information about the spacecraft that have visited Mercury ...
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Access wonderful captioned photos and illustrations that will inspire and excite you. ...
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These are links to other great web sites about Mercury. But beware: you don't want to get ...
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Did you know?
Did
you know that
sunspots
are dark because of a balance of thermal and
magnetic
pressure?
Did you know that many cultures have studied the heavens in the past?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
MohoxMoho : The boundary between the crust and the mantle in the earth. This is a depth where seismic waves change velocity and there is also a change in chemical composition. Also termed the Mohorovicic' discontinuity after the Croatian seismologist Andrija Moh
Click on the word to find out!
Research Highlights
Lake Tanganyika, the second-oldest and second-deepest lake in the world, could be in for some rough waters. Geologists have determined that the East African rift lake has experienced unprecedented warming...
Read more![](/olpa/tanganyika_small.jpg)