The propellant needed for space explorations runs in the thousands, while paying to get the craft into orbit costs millions! In the second installment of three, two activities explore laws of conservation of energy and momentum. Using...

Did the image I drew match the image you saw? By simulating a satellite and a ground station, teams of two transmit data in the form of pixels in order to recreate an image. They use four different levels of brightness, creating slightly...

Landforms in Beacon Valley, Antarctica, where there is no snow, bear a striking resemblance to landforms found on Mars. Scholars identify landforms found in Beacon Valley through analysis of topographic maps in the activity. They then...