Mercury is only about one-third the size of the Earth. It is smaller than any other planet except Pluto. Mercury is very close to the Sun and has no ...

http://starchild.gsfc.nasa.gov/docs/StarChild/sola...

Space.com explains Mercury, planet Mercury, the planet Mercury, pictures of Mercury and more.

http://www.space.com/mercury/

Mercury (IPA: /ˈmɝ.kjə.ɹi/) is the innermost and smallest planet in the solar system, orbiting the Sun once every 88 days. It ranges in brightness from ...

http://en.wikipedia.org/wiki/Mercury_(planet)

The small and rocky planet Mercury is the closest planet to the Sun; it speeds around the Sun in a wildly elliptical (non-circular) orbit that takes it as ...

http://solarsystem.nasa.gov/planets/profile.cfm?Ob...

The planet Mercury is very difficult to study from the Earth because it is always so close to the Sun. Even at elongation, it is never more than 28 degrees ...

http://csep10.phys.utk.edu/astr161/lect/mercury/me...

A baked stone of a planet where life would be close to unbearable, Mercury is the planet nearest to the Sun and the eighth largest planet. ...

http://www.spacetoday.org/SolSys/Mercury/MercuryBa...

The nearest planet to our Sun, Mercury is a tiny world battered by aeons of impacts by meteorites. It rotates with a strange spin that is exactly two-thirds ...

http://www.solarsystem.org.uk/mercury/

Mercury is the second smallest planet in our solar system. Only the planet Pluto is smaller. Mercury is about the same size as our Moon. ...

http://starchild.gsfc.nasa.gov/docs/StarChild/sola...

From The Nine Planets multimedia tour of the solar system.

http://www.nineplanets.org/mercury.html

Mercury is the planet closest to the sun in our solar system and the fastest ... This small, rocky planet has almost no atmosphere. Mercury has a very ...

http://www.enchantedlearning.com/subjects/astronom...