Xrs

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Date registered: August 15, 2011

Latest posts

  1. Aaargghhh!!! I’ve lost my helium!! — August 11, 2005
  2. I’m cold and I’m seeing X-rays! — July 27, 2005
  3. Well, they’re done adjusting the orbit. — July 22, 2005
  4. We just keep moving right along — July 12, 2005
  5. Launch — July 11, 2005

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Aug
11
2005

Aaargghhh!!! I’ve lost my helium!!

Things had been so going well until about two weeks ago. After my first test with the on-board X-ray source, I rested for a while, and then the NASA folks wanted me to take some more calibration data. Before I knew it, there was gas from the liquid helium where it shouldn’t have been. I… Continue reading »

Jul
27
2005

I’m cold and I’m seeing X-rays!

Today they turned on my refrigerator, which got me down to 60 millikelvin, and then had me look at the artificial source of X-rays that I brought along. I saw them just fine. Because I talk with people in Japan only once an orbit, my NASA friends did have to wait about 90 minutes before… Continue reading »

Jul
22
2005

Well, they’re done adjusting the orbit.

I’m now in a nearly circular orbit at an altitude of about 565 km. Right where they wanted me to be. My NASA friends continue to set my operating parameters and electronic thresholds in preparation to operate my fancy refrigerator (which gets me down to 60 millikelvin). They turned on the magnets for a short… Continue reading »

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