Q&A with Keith Gendreau, principal investigator of the first X-ray space communications experiment (members only)

SpaceX teams across the United States are readying for what the company’s chief operating officer predicts will be a record number of launches in 2020. Before the end of January, SpaceX aims to perform four Falcon 9 launches from Florida’s Space Coast — three for the company’s Starlink broadband network, and a crucial in-flight abort test for the Crew Dragon spacecraft no earlier than Jan. 11.

A United Launch Alliance Delta 4-Heavy rocket climbed into space Sunday with NASA’s Parker Solar Probe on a daring mission to explore the atmosphere of the sun. Liftoff from Cape Canaveral occurred at 3:31 a.m. EDT (0731 GMT).

A Northrop Grumman Antares rocket rolled out of its hangar Monday night, riding a self-propelled transporter for a mile-long trip to launch pad 0A on Wallops Island, Virginia, for a predawn liftoff Thursday with a Cygnus supply ship heading for the International Space Station.