Pioneer Spacecraft and Data Preservation

December 20, 2012

The newest IEEE Spectrum has a nice article on debugging a data anomaly with the Pioneer 10 and Pioneer 11 spacecraft. It is a short and interesting read – one of the key issues was the need to review many years of historical data retrieved from a variety of physical media formats.

Dead Media: The CD?

January 30, 2010

One subject of interest to me is dead media. Plenty of others have written about the changes in how we consume and purchase music. I’ll simply link to some interesting read on the topic:

Lastly, when did redbox start offering used DVDs in their vending machines and has it had a noticeable impact on the used dvd market?

The Apollo Mission Programs

October 8, 2009

I note with some interest the recent release of some of the lunar module code in celebration of the 40th anniversary of the Apollo 11 landing.

This is related to the Virtual AGC project, which is an effort to build an emulator for the Apollo Guidance Computer.

I’m fascinated by the constraints placed on computing resources in outer space environments, so I find this all quite interesting.

I’ll also take the opportunity to plug James Tomayko‘s book “Computers In Space: Journeys With NASA” – the content should be obvious from the title. I had the opportunity to hear Dr. Tomayko speak on this topic when he was on the ACM lecture circuit in the early 1990s and found his talk fascinating.