Comprehensive look at the planet Mercury, with many useful facts, figures, photos, and related links. Provides an account of how Mercury got it's name and a timeline of significant dates.

Basic facts about the planet Mercury including its size, its name, and its atmosphere. Includes a discussion question on its visibility from Earth, with facts, and the answer. A linked page covers similar material in a "Level 2" version,...

[Free Registration/Login may be required to access all resource tools.] Recognize the characteristics of the planet Mercury.

[Free Registration/Login may be required to access all resource tools.] Recognize the characteristics of the planet Mercury.

NASA offers a photo gallery of Mercury images. Each image includes a detailed caption describing what is being seen, and this caption is also available in streaming audio.

Home page for NASA's Discovery Program Messenger to the planet Mercury. Site provides details of the planned mission, its experiments and the science and management teams. Linked Quicktime animation files are very large and detailed....

Collection of images, with vocalized explanatory captions, of the planets acquired by NASA as part of its exploratory space programs.

Windows to the Universe briefly details the structure of the interior of the planet Mercury.

A slideshow and a short multiple-choice quiz on the four inner planets of our solar system, which include Mercury, Venus, Mars, and Earth.

Compare the masses of planets in this interactive animation. Simply pile a number of Earths on one side of the scale, to balance with the mass of one Jupiter. Then try this with all the planets.

This page from NASA provides a chart of statistical information on planet Mercury. Its mass, diameter, average temperature, and distance from the Sun are among the characteristics listed.

A fantastic collection of information about the solar system. Includes information on all of the planets, the moon, the sun, asteroids, comets, meteoroids, and stars. Also find puzzles, a dictionary, quizzes, classroom activities, and...

Here is a clear, simple picture of the solar system. Click on the names of the planets to learn more about each. Clicking on underlined terms takes you to more and more detailed scientific information.

This stunning site on the solar system gives a great overview of the planets and our sun. Learn about each object's size, vital statistics, and moons. Then go on for a more in depth look at these objects in the column on the left.

NASA offers a photo gallery of Mercury images. Each image includes a detailed caption describing what is being seen, and this caption is also available in streaming audio.

NASA offers a photo gallery of Mercury images. Each image includes a detailed caption describing what is being seen, and this caption is also available in streaming audio.

NASA offers a photo gallery of Mercury images. Each image includes a detailed caption describing what is being seen, and this caption is also available in streaming audio.

NASA offers a photo gallery of Mercury images. Each image includes a detailed caption describing what is being seen, and this caption is also available in streaming audio.

An image of "Planet Mercury", created by Master of the Housebook, c. 1475 (Pen drawing, 235 x 143 mm).

A photo of the planet Mercury showing its rugged, scarred surface which looks similar to that of the Earth's moon.

A virtual journey through space offers photos and facts about Earth and its neighboring planets, comets, other celestial bodies of the Solar System, and the Milky Way and Andromeda galaxies.

Resource compiles a list of most frequently asked questions about Mercury. Each question is linked to an astronomer's answer. Kids can explore many aspects of this wonderful planet.

This interactive tutorial will take students on a tour of our solar system. Students begin near the Sun with the really hot planets of Mercury and Venus. They will learn about Mars, probably the first planet that humans will visit. Next...

A NASA scientist, Dr. Sten Odenwald, answers many students' questions. Topics include planets, galaxies, black holes, the origin of the universe, and common misconceptions about space.