Explore Space Missions
For as long as there have been people on Earth, we have looked up at the sky and wondered ...
Read more
It was not long after the first space satellites were launched that we succeeded in getting ...
Read more
Satellites and robotic spacecraft are crucial to space exploration. They let us explore space ...
Read more
These are links to other great web sites about Space Missions. But beware: you don't want ...
Read more
Take off on an Exploratour! Click on one of the many tours listed below to follow a guided ...
Read more
Did you know?
Did you know that we have discovered planets around other stars – called
exoplanets?
Did you know that we look back in time when we look into the cosmos?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
Magnetic polarity reversalxMagnetic polarity reversal : A magnetic polarity reversal is a change of the earth's magnetic field to the opposite polarity. This has occurred at irregular intervals during geologic time.
Click on the word to find out!
Research Highlights
A magnitude-8.1 earthquake and tsunami that killed 192 people last year in Samoa, American Samoa and Tonga was in fact a triple-whammy. The 8.1 "great earthquake" concealed and triggered two...
Read more