NASA
Nasa: Discovery Mission: Messenger
The MESSENGER (MErcury: Surface, Space ENvironment, GEochemistry and Ranging) mission is a scientific investigation of the planet Mercury. This site provides information about its mission objectives and management.
Georgia Department of Education
Ga Virtual Learning: Our Solar System
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...
NASA
Nasa: Image Science Center: Ask the Space Scientist
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.
Other
Canal Kids: Ciencias (Science for Portuguese Speakers)
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...
Enchanted Learning
Enchanted Learning: Zoom Astronomy
Where is our Solar System? How far away is the sun? What makes up the sun? Find out all you want to know about our solar system. This is a comprehensive on-line site about space and astronomy. Check out all of the excitement!
Curated OER
Exploratorium: Your Weight on Other Worlds
Want to lose weight in a hurry? Just step on a scale on almost any other planet! This page allows you to enter your weight on Earth and it will calculate your weight on all of the other planets, some moons and even some stars. Requires a...