An image of "Mars and Venus", created by Jacopo De Barbari from 1509-16 (Engraving, 290 x 180 mm).

An image of "Mars and Venus", created by Johan Tobias Sergel in 1770 (Marble).

An image of "Mars and Venus", created by Conrad Meit from 1515-20 (Bronze, heeight 34 cm).

An image of "Mars and Venus Discovered by the Gods", created by Joachim Wtewael from 1603-04 (Oil on copper, 20,2 x 15,5 cm).

An image of "Mars and Venus Caught by Vulcan", created by Luca Giordanoz (Oil on canvas, 232 x 182 cm).

An image of "Mars and Venus", created by Rosso Fiorentino in 1530 (Pen and black ink, white wash).

Here is a comparison of the atmospheric composition of Earth, Venus and Mars.

This site is from Hubblesite which is provided by the National Aeronautics and Space Administration. "What's the weather for Mars and Venus? The Hubble telescope has given astronomers a peak." Site provides images, video as well as...

Designed as a backup craft for Mars exploration, Mariner 5 was refurbished for a flyby mission to Venus in 1967. This site provides basic information about the spacecraft and its mission.

An image of "Venus, Mars and Cupid", created by Guercino in 1633 (Oil on canvas).

An image of "Venus, Mars, and Cupid", created by Piero Di Cosimo in 1490 (Poplar panel, 72 x 182 cm).

An image of "Venus between Mars and Neptune", created by Gian Battista Zelotti in 1555 (Oil on canvas).

An image of "Allegory (Venus, Flora, Mars and Cupid)", created by Paris Bordone from 1558-60 (Oil on canvas, 110 x 131 cm).

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

This complete resource will help students to improve their understand of space exploration. Includes images of the universe, galaxies, stars and planets.

Colorful, engagingly written information about astronomy and biology for Portuguese-speaking English language learners. Both subjects are broken down into a broad array of related subtopics. The biology section is particularly helpful...

See what you know about the solar system by taking this brief interactive quiz and learning module.

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 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...

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.

NASA's space science site for kids - en Espanol. Features a wide range of activities, including games, projects, animations, and more. Also contains useful information on basic physics, chemistry, and other natural sciences, offering...

This resource provides a general overview of all the planets in the solar system, as well as the sun, various comets and asteroids, the deep space network, and the latest solar system news.

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.

Fascinating collection of images from NASA, chosen for their historical or aesthetic significance. Images are searchable by subject, by NASA center, and by keyword, and each is available in three sizes. With links to more information...