Your Public Radio Station
Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations

Rosetta On Course To Achieve Historic Mission

Rosetta On Course To Achieve Historic Mission

Copyright 2014 NPR

Corrected: January 20, 2014 at 11:00 PM CST
In this story, we say the Rosetta spacecraft weighs 6,400 tons. We should have said 6,400 pounds.
Rob Stein is a correspondent and senior editor on NPR's science desk.