The fire was so big that American astronaut John Glenn could see it from space as he orbited Earth.

VOA: special.2009.03.22

Rockman imagines a terrible future in which plants and animals must be sent into space to protect them from Earth's pollution.

VOA: special.2010.12.15

He also produced the thirteen-part series, "From the Earth to the Moon" because of his support for human space travel.

VOA: special.2011.06.17

The first pictures of Earth taken from space showed a solid ball covered by brown and green landmasses and blue-green oceans.

VOA: special.2011.01.04

Space scientists have collected a wealth of information from spacecraft that have orbited,landed on and dug into the Martian surface.

VOA: special.2010.07.28

The atmosphere is about twenty-percent oxygen and eighty percent nitrogen from Earth's surface to where space begins at one-hundred-twenty kilometers up.

VOA: special.2011.04.06

Scientists at the Goddard Space Flight Center in Greenbelt,Maryland, found the substance glycine in material brought back to Earth from a comet.

VOA: special.2009.09.30

The National Aeronautics and Space Administration, NASA, launched Columbia from Kennedy Space Center on April twelfth nineteen eighty-one.

VOA: special.2011.07.27

But seeing Earth from space may soon become a reality for wealthy people who dream of space travel.

VOA: special.2009.12.18

This is a big change from earlier models where NASA led and controlled the development of space vehicles.

VOA: special.2010.04.28

The astronauts' decrease in bone strength measured from point six percent to five percent for each month spent on the space station.

VOA: special.2009.03.10

Yet,it took some time for the team to confirm that the amino acid glycine came from space.

VOA: special.2009.09.30

One of the most important was how to design the special clothing needed to protect a person from the dangers of the space environment.

VOA: special.2011.04.06

Many scientists believe that a huge object from space hit Earth about 65 million years ago.

VOA: special.2009.01.20

Much of what was learned from its flights speeded up the development of the space program.

VOA: special.2010.07.07

It was put in place to help protect the space shuttle from bird strike damage.

VOA: special.2009.04.01

Newspapers in the United States earn most of their money from selling space for advertising.

VOA: special.2009.04.20

China put an astronaut into space in two thousand three, and it plans to send a robotic explorer to the moon two years from now.

VOA: special.2010.04.28

The two government agencies have been studying Arctic Sea ice from space since nineteen seventy-nine.

VOA: special.2009.05.05

The women recently earned master's degrees in space systems engineering from the University of Michigan.

VOA: special.2009.02.16

But Ms.Neal says the United States space program always seems to recover from hardship.

VOA: special.2011.02.09

They're very efficient." Not far from Taylor Glacier, researchers for the American space Agency are using the icy Lake Bonney to test an underwater robot vehicle.

VOA: special.2009.06.03

The name of this space vehicle came from Clara Ma,a student from Kansas.

VOA: special.2011.04.26

He was a hero who could defeat any enemy from outer space.

VOA: special.2010.06.27