The Grail gravity mapping satellites were smashed into a mountain near the Moon's north pole in December.
BBC: Nasa reveals new information about moon probes crash sites
There will also be one last first for the GRAIL mission, which has already broken ground for space technology.
During that time, the GRAIL satellites will be tracking the distance between each other as the Moon passes beneath them.
FORBES: NASA's GRAIL Mission Will Unlock Secrets Of The Moon's Interior
But seeking the grail is a dangerous quest, given the potential backlash.
Depending on which version of the Grail story you read, the Holy Grail was found either by Sir Galahad or by Sir Percival.
Mr. Girard has her lift the Grail for the final ritual, as the women and the men mix together onstage for the first time.
"We call this one 'the grail in the wall', " he said.
BBC: Superman comic 'found in wall' could fetch record price
The Knights who did not find the Grail were either diverted by the perils of the Journey, or, like Sir Lancelot, were unworthy of the Grail.
Also, while the probes are in orbit, NASA is running a project in conjunction with middle school classrooms around the country called the GRAIL MoonKAM.
FORBES: NASA's GRAIL Mission Will Unlock Secrets Of The Moon's Interior
"While our results are still very new, our thinking is that the mercury detected by Lamp from the Grail site might be related to an enhancement at the poles caused by mercury atoms generally hopping across the surface and eventually migrating toward the cold polar regions, " said Kurt Retherford, the chief scientist for Lamp.
BBC: Nasa reveals new information about moon probes crash sites
The Hindenburg Omen may not be the holy grail the bears might like, but it still has plenty of street cred as a wake-up call.
Such an animal is the miracle, the holy grail of the sport.
WSJ: Luck on HBO; Sorority Girls on TLC: Television Reviews by Nancy deWolf Smith
Understanding the origin -- and the genetic behavior -- of a pathogen is the holy grail in the world of infectious disease.
As well as letting them own the network, something that is becoming the holy grail of the industry, the new technology will both permit lower costs and make possible a range of new services.
The third instalment in the Indiana Jones series saw the archaeologist and his father search for the Holy Grail while fighting the Nazis.
Turns out there may have been some legitimacy to those nagging feelings that something just wasn't quite right about iPhone firmware 2.0.2 -- a build many initially hoped would be the holy grail to cure the iPhone 3G's reception woes.
ENGADGET: There can be only one: "source" claims for iPhone 2.0.2 to not suck, 2.0 must die
He recovers the lost Grail spear, kills the sorcerer Klingsor, and returns to the knights to heal Amfortas's wound and become their leader.
And then there was Monty Python and the Holy Grail, which later became the basis for the successful Broadway play, Spamalot.
FORBES: New Monty Python Movie Announced...With Robin Williams
Labour's peers, Lord Warner, a former health minister, and Lord Patel of Bradford, have amendments down on the holy grail of health policy: the integration of health with social care - removing the barriers that keep people in expensive hospital beds, when they may be better looked-after in care homes.
Parallel computing has been the holy grail of supercomputer design almost since the dawn of the silicon age.
The huge plan, regarded as the Holy Grail of Titanic memorabilia, shows the intricate detail of the ship - from the location of the squash court, to the Turkish baths to the first-class lavatories.
The Holy Grail: In 1909 Honus Wagner discovered that the American Tobacco Company had issued this baseball card without his permission.
FORBES: Holy Grail Of Baseball Cards For Sale, Auction House Expects $3 Million
An IPO is the holy grail for many start-ups, but the odds of success are 22% lower if a co-investing pair are alumni of the same university, and 18% lower if they share a past employer.
And the search for the Holy Grail still stands up over time, even after The DaVinci Code changed the meaning of that term.
In any case, the holy grail in China could shift away from property development as the country's consumers demand a better life.
Public safety unions were supposed to be the holy grail of pension politics, but a bill passed by the Arizona legislature this week changed that.
FORBES: Arizona's Pension Change Shows That No Union Is Untouchable
Having the right inventory and the right levels of that inventory is the holy grail for retailers, especially as they gear up for the holiday shopping frenzy.
The two Grail probes, called Ebb and Flow, were each about the size of a washing machine.
BBC: Nasa reveals new information about moon probes crash sites
The two GRAIL satellites should be in orbit by January 1, and the mission itself is scheduled to end in June.
FORBES: NASA's GRAIL Mission Will Unlock Secrets Of The Moon's Interior
The Holy Grail of just about every athlete out there is to compete in the Olympics.
应用推荐