TESS will observe 85 percent of the sky over its two - year prime mission and is expected to discover thousands of new worlds, as well as other astronomical objects like galaxies. (scientificamerican.com)
The Mars rover landed on Jan. 25, 2004 for a three - month prime mission in the Meridiani Planum region. (space.com)
Keep it smooth All of these high - end tech features support the XTS» prime mission as a luxury cruiser. (cnet.com)