[Army Air Corps]

Well, the usual UFO theories about a beam of light striking the probe and the spacecraft going dead immediately thereafter.

[Calvin Locke]

So you don't buy the "time pressure wouldn't allow us to remove the test prom, and we accidentally activated it on an upload, and it shut down the system to keep the solar panels pointed at the Sun"?

What about the ESA shutting down one of the data channels on Cassini relaying data from Huygens during its descent?