Tags: Artificialsatellite, Satellite.
LISA Pathfinder is the revised name for SMART-2 or Small Missions for Advanced Research in Technology-2 an ESA/NASA space probe to be launched in 2015. The estimated cost for the mission is 400 million Euros and the aim is to test technologies needed for the Laser Interferometer Space Antenna (LISA) a joint ESA/NASA gravitational wave detector. It will contain one arm of LISA shortened from 5 Gm (5 million km) to 35 cm.