4 ms·
It would have lasted a lot longer if its reaction wheels hadn't failed. That was the main failure which shortened its remaining operation.
by rcxdude 5y ago
It would have lasted a lot longer if its reaction wheels hadn't failed. That was the main failure which shortened its remaining operation.
- WalterBright 5y agoYou'd need at least 3 wheels to orient the craft. I bet that 4 wheels would be able to survive the failure of one.
- ddalex 5y agoKepler had 4 wheels, with 2 failing