NASA Prepares To Test New Spacecraft (That You've Likely Never Heard Of)
The new vehicle, named Orion, is designed to carry humans into deep space. But most Americans aren't aware it exists.
moon
Russian Engines Could Be Focus Of Antares Launch Failure Probe
NK-33 engines, originally destined for a Soviet-era moon shot that never got off the ground and later used in the Antares, are suspect, some scientists say.