Attention Educator Member Teachers! Go to our special offers page for information about attractive upcoming professional development events next year. Not an Educator Member? Join Today! Check out resources from our Affiliates!
Global locations of visitors using this page right now
Welcome to Windows to the Universe - your portal to discovery! Explore the wealth of information available here to learn about the Earth and Space sciences and related topics in the humanities including mythology, art, poetry, and more.
Our mobile website version is available now on your phone's web browser and give us feedback.
NEW Subscription Opportunities for Educators and their Students! - Classroom, School, and District Subscription Options.
Windows to the Universe Professional Development - On-site, in your school - find out more about this opportunity here. Information about our upcoming workshops and events is available on our Teacher Resources/Workshops page.
Landscape painters have been representing clouds in their art for centuries. Different artists with different styles have painted clouds differently. Check out the Clouds in Art Interactive ...Read more Brought to you by CMMAP
Live and recent images of the Sun from telescopes around the world and satellites in space. Spanning the spectrum from X-rays to infrared images, these views reveal sunspots, solar flares, and ...Read more Brought to you by CISM
The Cambrian period, at the beginning of the Paleozoic, was the first time that multicellular life forms flourished on Earth. By the end of the Paleozoic, and beginning of the Mesozoic, all the continents ...Read more
Jupiter is the largest planet in our Solar System. This giant ball of hydrogen and helium gas is large enough to contain more than 1,000 Earths. Dozens of moons circle the 5th planet from the Sun ...Read more