Live coverage: Two satellites lift off aboard Ariane 5

A four-stage Vega rocket streaked into space Tuesday night from French Guiana, hauling two Israeli-made satellites into polar orbit on military surveillance and environmental research missions.

NASA’s robotic Ingenuity helicopter is poised to make the first attempt at a powered flight in the atmosphere of Mars. Watch live at 6:15 a.m. EDT (1015 GMT) Monday as NASA officials receive signals confirming the outcome of the automated flight attempt.

A German-built satellite designed to relay data between other orbiting spacecraft and ground stations using laser beams is set for launch in tandem with an Intelsat communications craft Tuesday from Kourou, French Guiana, aboard an Ariane 5 rocket.