Snapshots from Atlas 5 launch

Narrated video packages show the shrouded NROL-37 payload being hoisted atop the United Launch Alliance Delta 4-Heavy rocket and the retraction of the mobile service gantry.

Following the same timeline as they will on launch day, NASA astronauts Doug Hurley and Bob Behnken put on their SpaceX flight suits and strapped inside SpaceX’s Crew Dragon spacecraft Saturday at the Kennedy Space Center in Florida.

A forecast of low ceilings, thick clouds and rainy weather Thursday has led NASA and Northrop Grumman officials to push back the launch of an Antares rocket and a space station-bound supply ship from Virginia’s Eastern Shore to Friday morning.