Live coverage: China launches three-man crew to Tiangong space station

The electric sports car shrouded inside the nose of the first Falcon Heavy rocket may conjure notions of a flight of fancy, but SpaceX founder Elon Musk says the powerful new launcher awaiting blastoff Tuesday from Florida’s Space Coast has a lot to prove.

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

A Chinese oceanography satellite designed to measure wave height and winds launched Monday aboard a Long March 4B rocket equipped with grid fins to help control the first stage’s descent back to Earth, an improvement aimed at keeping falling boosters away from Chinese villages.