HELSINKI — China is set to launch its second Tianwen deep space exploration mission late May, targeting both a near Earth asteroid and a main belt comet.
The Tianwen-2 spacecraft is now being integrated with a Long March 3B rocket at the…
HELSINKI — China is set to launch its second Tianwen deep space exploration mission late May, targeting both a near Earth asteroid and a main belt comet.
The Tianwen-2 spacecraft is now being integrated with a Long March 3B rocket at the…