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Our Glaciers: Then and Now activity kit helps you see the changes taking place in glaciers around the world. See all our activity kits and classroom activities.

Mercury's Web


These are links to other great web sites about Mercury. But beware: you don't want to get caught in Mercury's Web! Don't stay away from Windows to the Universe for long! Click for full size

Mariner 10 JPL has a page about the Mariner 10 spacecraft.

Mercury General information about Mercury.

MESSENGER The mission to Mercury.

More Mercury Another site about this tiny planet.

National Space Science Data Center Mercury Page The name says it all!

Nine Planets: Mercury This great web site has a nice page on Mercury.

NSSDC Master Catalog Display: Spacecraft More on the Mariner 10 spacecraft.

NSSDC Photo Gallery Mercury Plenty of images of Mercury!

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Our online store includes issues of NESTA's quarterly journal, The Earth Scientist, full of classroom activities on different topics in Earth and space science, as well as books on science education!

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Cool It! Game

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Mercury's Poles

Some planets are tilted so their North and South Poles are not straight up and down. Earth is tilted a bit - about 23. Uranus is tilted a lot - more than 90. Mercury, on the other hand, is hardly tilted...more

The Magnetic Poles of Mercury

Mercury has a magnetic field. Its field is weak. Earth's magnetic field is tilted, and so is Mercury's. That means Mercury's magnetic poles are not in the same place as its geographic poles. Mercury has...more

Atmosphere of Mercury

Mercury has almost no atmosphere. The planet's small size means that its gravity is too weak to hold down a normal atmosphere. There is a very thin atmosphere around the planet. Mercury's thin atmosphere...more

Magnetosphere of Mercury

Mercury is the only inner planet other than the Earth that has a significant magnetic field (220 nT). This field, along with the planet's high density and small size relative to the Earth, indicates that...more

Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part by the National Science Foundation and NASA, our Founding Partners (the American Geophysical Union and American Geosciences Institute) as well as through Institutional, Contributing, and Affiliate Partners, individual memberships and generous donors. Thank you for your support! NASA AGU AGI NSF