Nine Planets
The Eight Planets: Earth
Excellent Eight Planets site that provides a vast amount of information about planet Earth. Very comprehensive and complete site.
Enchanted Learning
Enchanted Learning: All About Space: Mercury
The planet Mercury is profiled with information about its size, mass, atmosphere, length of day, and the like. Features include interactive activities and learning exercises.
Exploratorium
Exploratorium: Your Age on Other Worlds
How old would you be on Mars? Venus? Have fun plugging in your birthdate to see your age on other planets then read scroll down for a full explanation.
PBS
Pbs Learning Media: Meteor Showers
This video segment adapted from NASA uses animation to illustrate the properties of meteor showers and comets. Included is are visualizations of a comet's tail and of Earth passing through a debris stream left behind by meteoroids.
Oklahoma Mesonet
Oklahoma Climatological Survey: The Seasons
Find out what the seasons are and how they change. Through the use of excellent graphics, content explores the Earth's orbit around the sun and how sunlight reaches the earth at equinox and the winter solstice.
Other
British National Space Centre: Uranus
Part of a larger site on the Solar System, this page offers an image of Uranus and information about its discovery, size, orbit, and atmosphere. Follow links in the left margin to read more about the planet's composition, rotation, and...
NASA
Nasa: Goddard Institute for Space Studies: Time on Mars
This site provides a Java-based program called Mars24. You can download this to your computer to keep track of time on Mars.
Science Buddies
Science Buddies: Stargazing for Satellites
Did you know you can see many satellites with the naked eye? Try this activity and find out for yourself!
PBS
Pbs Kids: Martha Speaks: Socks in Space
After learning seven space-themed vocabulary words, students will go on a space adventure collecting socks. After completing five levels, students will test their new knowledge by matching five words with the pictures that show their...
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...
NASA
Nasa's the Space Place: King of the Ice Dwarfs
An information page all about Pluto! Learn about Pluto's size, path around the sun, temperature, location, and traveling partner Charon.
Read Works
Read Works: What's Up in Space?
[Free Registration/Login Required] An informational text about outer space. A question sheet is available to help students build skills in reading comprehension.
NASA
Nasa: Mission Archives: Pioneer Project
This is the home page of NASA's Pioneer Project. Content includes a general overview of the probes' missions, news, and history.
E-learning for Kids
E Learning for Kids: Egypt: How Do the Sun, Moon and Earth Revolve Around Each Other?
Omar helps his parents sell things at the market. Join him while he learns about the relationship of the Sun, Moon, and Earth.
Science Buddies
Science Buddies: Kinesthetic Astronomy: Longer Days, Shorter Nights
This kinesthetic activity demonstrates to students that the Earth's tilt is what is responsible for shifting light patterns and the change in seasons.
Other
Christopher Crockett: The Astronomy Word of the Week Is "Barycenter"
While astronomers and philosophers have long mused on the possibility of other solar systems, the first planets confirmed to orbit a star other than our Sun weren't found until 1992. The reason it took so long is that it's really hard!...
NASA
Nasa Star Child: Mercury
Provides good information about Mercury and is a good starting point for information about the planet along with pictures and audio. Links to a simple fact table, puzzle, glossary, and more detailed information.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Models of the Earth and Moon
This lesson plan from the Illinois Institute of Technology demonstrates the causes of; day and night, seasons, and phases of the moon.With a few items, you help the elementary student discover why these phenomena occur.