Opportunity knocked? Rover survives Martian winter, may not survive budget cuts

Long-lived robot throws 5,000 sol party. Beancounters not invited

As MER-B, better known as the Opportunity rover, passes the 5,000 sol mark on Mars and approaches the 15th anniversary of its launch (thankfully without the desolate rendition of "Happy Birthday" played by its plutonium-powered successor, Curiosity) it appears the knives are out at NASA."