Tag: Upper Atmosphere Research Satellite

Upper Atmosphere Research Satellite de-orbit time firms up

September 21, 2011 | By | Add a Comment

The re-entry of NASA’s Upper Atmosphere Research Satellite (UARS) is rapidly drawing closer. NASA still has to issue an official de-orbit time. That is understandable given that the satellite is out of fuel, and therefore out of control. At the time of writing this, the NASA website states that re-entry is expected to be around […]

Continue Reading

UARS re-entry draws closer

September 17, 2011 | By | Add a Comment

Since I made my last post about the re-entry of NASA’s Upper Atmosphere Research Satellite (UARS), it’s orbit has decreased even further. In the last approximately 36 hours NASA has changed the re-entry forecast twice. Unfortunately the rapid change in its orbit means that visibility predictions for this satellite are now unreliable. We now have to wait […]

Continue Reading

Increased solar activity brings re-entry of UARS NASA satellite closer

September 16, 2011 | By | 2 Comments

Update (8.34 am AEST): I have just checked the visibilty updates for Australia for viewing the UARS satellite in our evening sky. Unfortunately the significant change in the satellites orbit due to solar heating of the upper atmosphere means these no longer exist. We now have to wait for updates from NASA regarding […]

Continue Reading