On 2024-06-05 15:26, The Running Man wrote:
On 04/06/2024 14:30 Snidely <[email protected]> wrote:
Per NASA newsconference, HST will begin operating in one-gyro
mode. Three gryos are dead, the three improved gyros are still
operating but one has been giving bad data from time to time,
causing safe-mode operations. This will be kept offline as "from
time to time" becomes more frequent.
Hubble annual operations about $95 million.
(The improvement is in corrosion resistance.)
(Questions were asked about the proposed Polaris reboost mission)
I very much doubt Hubble can be repaired by a Polaris (Crew Dragon)
mission since they don't have a platform to attach Dragon to Hubble.
The Polaris mission is for reboost, not repair. At the NASA news
conference, NASA said they believe that thanks to the improved corrosion-resistant gyros, Hubble can very likely operate in the
one-gyro mode to the end of the 2020's, and has about a 70% chance of
operating into the low 2030's (IIRC). So a repair does not seem very urgent.
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