"Armed with some of NASA's most sophisticated gear and the space
agency's biggest use of open source software and development ever,
the Spirit and Opportunity Mars rovers just received clearance for
an extended tour of the Red Planet.
"Jeff Norris, a senior computer scientist at NASA's Jet
Propulsion Laboratory who headed development of the rovers' open
source-heavy Science Activity Planner (SAP), said the mission
extension was a steal for taxpayers, whose space and research
support has shrunk along with NASA budgets..."