John Grunsfeld speaks about Orion’s science goals

NASA will unveil the four crew members Monday who will fly around the moon on the first piloted flight of the agency’s Orion deep space capsule on the Artemis 2 mission as soon as late next year.

The year ended with a deluge of big news, reminding us of the risks of spaceflight and the thin margins between success and failure on the final frontier. 2014 was also a year of breakthroughs in the exploration of the solar system and the future of human spaceflight.

The mobile service tower is retracted from the Delta 4-Heavy rocket and Orion spacecraft for Exploration Flight Test 1.