A Japanese H-2A rocket launched the fourth satellite for the country’s regional navigation network Monday. Liftoff from the Tanegashima Space Center in southwestern Japan occurred at 2201:37 GMT (6:01:37 p.m. EDT).
Inmarsat has selected Mitsubishi Heavy Industries to launch the first of two planned sixth-generation communications satellites on an H-2A rocket in 2020, giving the Japanese launcher its second commercial win in the global market to loft large geostationary telecom craft.
A heavy-duty version of Japan’s H-2A rocket is now scheduled to lift off Saturday with a geostationary navigation satellite after a week-long delay to diagnose and resolve a leak in the rocket’s propulsion system, the Japanese space agency announced Wednesday.
The Japanese space agency said Wednesday the launch of an H-2A rocket with the country’s third navigation satellite was preemptively delayed at least 24 hours to Saturday to avoid thunderstorms with lightning in the forecast later this week.
Japanese officials have delayed the launch of a government-owned reconnaissance satellite until at least Friday, local time, because of bad weather predicted over the Tanegashima Space Center in southern Japan.
A Japanese H-2A rocket took off Tuesday with a communications satellite to relay messages and commands among the country’s defense forces, part of a $1.1 billion program to reduce Japan’s reliance on commercial and international providers to connect its military units.
Japan’s Kounotori 6 cargo carrier will get a 15-minute boost from a powerful H-2B rocket to send the supply ship and its 4.5 tons of provisions and experiments on a four-day pursuit of the International Space Station.