Snapshots from Atlas 5 launch

The vote on Dec. 17 closes out a year-long nomination process featuring the removal and renomination of the commercial astronaut.

SpaceX Starship is set to propel itself into the record books today on its maiden flight, becoming the tallest, heaviest and most powerful rocket ever launched by humankind into space, topping a role call of famous and history-making heavy-lift launch vehicles including the mighty Saturn 5 that first took humans to the moon.

JPL chief engineer Rob Manning, a veteran of Mars mission teams dating back to Mars Pathfinder more than two decades ago, describes how the InSight spacecraft will enter the Martian atmosphere and touch down on the red planet.