Hoagland, whose conspiracy theory it is, appears to be something of a crackpot. Look at the last of the links at the end, about India's moon mission:
http://exopolitics.org/Exo-Comment-81.htm http://exopolitics.org/Exo-Comment-81.htm I'm highly dubious about the conspiracy theory at the end though, why would NASA be trying to convince us that we live in an otherwise lifeless universe when it knows otherwise? It's a ridiculous idea that we wouldn't be able to cope with knowledge of alien life, look at Nabby, the prospect don't seem to bother him much!- Poor guy thinks we already have proof and that they come all this way just to make pretty shapes in wheatfields!