Live coverage: Mission control loses contact with Indian moon lander

Amid questions from lawmakers about the cost of the Trump administration’s proposal to accelerate a human return to the moon’s surface to 2024, the chairman of the House subcommittee responsible for helping write NASA’s budget said this week he favors keeping to the space agency’s earlier schedule for a crewed lunar landing by 2028.

United Launch Alliance called off the planned liftoff of a Delta 4-Heavy rocket and a classified National Reconnaissance Office spy satellite from Vandenberg Air Force Base in California on Wednesday after indications of elevated hydrogen concentrations around one of the launcher’s main engines. Three previous launch attempts were scrubbed by technical concerns and bad weather.

The Japanese company ispace could become the first commercial firm to achieve a controlled landing on the moon Tuesday, when its privately-funded unpiloted Hakuto-R lander attempts to touch down inside a crater to deliver a small Emirati rover and other research payloads to the lunar surface.