XM Radio announced the launch of the XM-4 broadcast satellite today, planned for October 26.
Designed for a 15-year lifespan, the XM-4 satellite will have 18 kilowatts of total power at the beginning of life on orbit.
Stuff & Things
Stuff & Things
XM Radio announced the launch of the XM-4 broadcast satellite today, planned for October 26.
Designed for a 15-year lifespan, the XM-4 satellite will have 18 kilowatts of total power at the beginning of life on orbit.