In the end, they are permitted to meet just once a year, on the seventh day of the seventh lunar month.

VOA: special.2010.02.08

A budget proposal by President Obama cancels the American space agencys plans for manned spaceflights to a lunar station.

VOA: special.2010.03.02

Now they are stars in the sky, so they meet each other in lunar months,seventh in July, each year once.

VOA: special.2010.02.08

They used the electrical power in the lunar module to add electricity to the batteries of the command module.

VOA: special.2009.07.22

The total weight of equipment remaining on the lunar surface is about two thousand two hundred sixty eight kilograms.

VOA: special.2010.03.02

Three hours later, NASA officials told the crew that everything was "OK" for what they called TLI, or trans-lunar injection.

VOA: special.2009.07.08

The experiment pushed the search for water several meters below the lunar surfacea much deeper than had been possible before.

VOA: special.2009.12.30

They had to do this by firing the lunar module rocket engine for just the right amount of time.

VOA: special.2009.07.22

The Lunar Rover also had a television camera and an antenna for sending color television broadcasts back to Earth.

VOA: special.2009.07.29

LCROSS will then study the soil thrown up to ten kilometers above the lunar surface before it too crashes into the moon.

VOA: special.2009.09.30

During the flight, they separated the lunar lander from the command module and flew it for eight hours.

VOA: special.2009.07.08

But another NASA project, the Lunar Crater Observing and Sensing Satellite,or LCROSS, could provide answers to what lies deeper beneath the moon's surface.

VOA: special.2009.09.30

One hour before landing, Lovell,Swigert and Haise said thanks and goodbye to their lifeboat, the lunar module.

VOA: special.2009.07.22

The Moon Mineralogy Mapper could only examine lunar soil to a depth of a few millimeters.

VOA: special.2009.12.30

To get below the ancient lunar rocks, NASA crashed a rocket into the moon's south pole.

VOA: special.2009.12.30

The Moon Mineralogy Mapper can only observe lunar soil to a depth of a few millimeters.

VOA: special.2009.09.30

Michael Drake is the Director of the Lunar and Planetary Laboratory at the University of Arizona.

VOA: special.2011.06.22

Engineers on the ground designed a way the astronauts could connect air-cleaning devices from the command module to the air system in the lunar module.

VOA: special.2009.07.22

The astronauts made three trips in the lunar rover to take pictures and collect rocks.

VOA: special.2009.07.29

The lunar lander,controlled by a computer, dropped toward the airless surface of the moon.

VOA: special.2009.07.15

And they placed a small satellite in lunar orbit before they returned to Earth.

VOA: special.2009.07.29

The temperature inside the lunar module was only a few degrees above freezing.

VOA: special.2009.07.22

The crash caused soil to be expelled many kilometers above the lunar surface.

VOA: special.2009.12.30

The two astronauts explored an area that they called Tranquility Base. Lack of space in their lunar spacecraft,the Eagle, forced them to leave equipment on the surface.

VOA: special.2010.03.02

The lunar module was ready. Men were about to land on the moon.

VOA: special.2009.07.15

Instruments on three separate spacecraft have now shown evidence of lunar water.

VOA: special.2009.09.30

She is lead investigator for a NASA team studying the lunar findings.

VOA: special.2009.09.30

Scott and Irwin were the first to use the Lunar Rover vehicle.

VOA: special.2009.07.29

International law bars any nation or state from claiming lunar surfaces.

VOA: special.2010.03.02