Astronomers could not tell exactly where the moon would be from one night or day to the next.

VOA: special.2010.07.14

If that is the case, it may be possible that the moon could hold enough water for future explorations or even colonies.

VOA: special.2009.12.30

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

Because of the gravity on Mars, spacesuits may have to be designed to be lighter than suits used in orbit or on the moon.

VOA: special.2011.04.06

Then he had to seek the correct information in the Nautical Almanac about the moon and stars at that time of night or day.

VOA: special.2010.07.14

When bad weather prevented navigators from seeing the sun,moon or stars, they had to use a method called "dead reckoning" to find the ship's position.

VOA: special.2009.12.23

For Eleanor Creesy to learn the correct position of the ship each day, she had to be able to see the sun, the moon or stars.

VOA: special.2009.12.23

"It's not just for going to the moon or near Earth objects.

VOA: special.2009.12.30

Or could processes deep within the moon produce water?

VOA: special.2009.12.30

Not having anything that they're striving for." "Not going back to the moon or trying to go to Mars, or anything else."

VOA: standard.2010.04.15

Lovell never returned to space or landed on the moon, yet the movie made him a household name.

VOA: standard.2010.04.04

"Why should we do something when we've already done it." "Going to the moon or going to Mars is about as interesting to people as say going to Antarctica."

VOA: standard.2010.04.15