Live coverage: Ariane 5 blasts off with two Intelsat satellites

An Antares rocket carrying the Cygnus cargo ship has exploded moments after lift off from Wallops Island, Virginia.

Follow the key events of the Falcon 9 rocket’s ascent to orbit with 60 satellites for SpaceX’s Starlink broadband network.

Europe’s fifth Sentinel Earth observation satellite will ride a four-stage Vega rocket into polar orbit 488 miles above Earth to begin tracking changes in agriculture and forestry patterns and monitoring natural disasters.