Click to open image viewer. The lithium hydroxide canister was designed as a replaceable filter for the command module's environmental control unit (ECU). The ECU provided cooling, water and ...

But even as public interest waned, Apollo 17 was NASA’s last chance to demonstrate to scientists, politicians, and the taxpaying public that the entire $26-billion Apollo program had been worthwhile.

Heritage Auctions: On the eve of an historic mission to the moon searching for potentially life sustaining water and nitrogen, Heritage Auctions conducted a $932,000 Space Exploration Auction, led by ...