A Warped Accretion Disk, a Circumbinary Planet and Colliding Planets
Hubble Resumes Observing – In late October, a computer onboard the Hubble Space Telescope detected that communications between computers and instruments were missing critical synchronization messages. All instruments were placed in safe mode so ground controllers could troubleshoot the problem. They tested each instrument independently and found all operating correctly, meaning the fault was likely somewhere in the communications, though they’re still investigating the root cause.… Continue reading.