You can read much there but they don't mention the typefont used.

>> http://www.basenow.net/2010/05/24/a-proposal-to-go-where-no-nasa-logo-has-gone-before/

Thanks.

Helvetica Neue 107 Cond ExtraBlack  Suggérée par Francis-Taylor 

Looks like "Helvetica Neue Extra Black Condensed" but with more rounded edges - it might've been modified on Photoshop to achieve such rounding.

Hum that's why I couldn't figure out the font used!?