The delayed launch of NASA’s space shuttle Endeavour carries a large price tag, $500000 to be exact. To be more specific, “ground crews will now drain the propellant from the shuttle’s massive external fuel tank; Beutel estimates that this de-tanking process costs approximately $500,000.” In related news, click here to view some amazing space images. Continue reading for the news report.

Endeavour was fully fueled on the launch pad at Kennedy Space Center in Cape Canaveral, Fla., when NASA called off today’s launch attempt due to an issue in one of the spacecraft’s critical power units. “It’s the cost of propellant,” NASA spokesman Allard Beutel told SPACE.com. “We capture most of the propellant back, and recycle it and use it again, but some of it gets boiled off.”

[via Space]