Newslink: Last Delta II Rocket Launches NASA Satellite to Map Earth's Ice with Space Laser

A $1 billion NASA mission that will use a laser to track changing ice levels on Earth soared into space early Saturday (Sept. 15), launching into a predawn California sky on a mission that also marked the final flight of a record-setting rocket.

https://www.space.com/41850-nasa-icesat2-laser-launches-on-last-delta-ii-rocket.html