Live coverage: Soyuz crew safe after emergency landing

NASA’s Perseverance rover has recorded the crunching, rattling sound of its six metallic wheels rolling across Mars.

The United Launch Alliance Atlas 5 rocket, standing 191 feet tall and and weighing 745,000 pounds, generates 860,000 pounds of thrust from its main engine to launch NASA’s Tracking and Data Relay Satellite-M.

Northrop Grumman’s Antares rocket will deliver a Cygnus supply ship into orbit Wednesday to begin a day-and-a-half pursuit of the International Space Station.