"A robotic spacecraft built in nine months by Arizona-based startup Katalyst Space Technologies is set to launch no earlier than Tuesday, June 30, from Kwajalein Atoll in the Marshall Islands on a first-of-its-kind mission to grab NASA's sinking Neil Gehrels Swift Observatory and push it back to a safe orbit — the first time any commercial vehicle has attempted to capture an operational government satellite that was never designed to be serviced. "