NASA plans to send the Mars Science Laboratory to the red planet in the autumn of two thousand eleven.

VOA: special.2009.12.30

His theory of Martian life became so complex that he made maps of cities and waterways on the planet.

VOA: special.2010.07.11

In that event,astronomers were able to observe the icy comet long before it struck the solar system's biggest planet.

VOA: special.2009.08.25

Mars Day at the Smithsonian Air and Space Museum in Washington is a celebration of our solar system's most famous planet.

VOA: special.2010.07.28

His theory was that Martians were trying to bring water to the warm areas near the equator of the planet.

VOA: special.2010.07.11

That is because the force of the object hitting Jupiter pushed very reflective particles high into the planet's atmosphere.

VOA: special.2009.08.25

Small changes in the movement of Neptune led several astronomers to believe that an undiscovered planet was affecting Neptune's orbit.

VOA: special.2010.07.11

It was like going to a different planet. It was beautiful, it was an amazing,a frightening just yet invigorating experience."

VOA: special.2010.06.21

Tardos Mors met with the soldier and reported that every creature on the planet had but three days to live.

VOA: special.2010.07.31

But he says understanding these differences can help discover how some complex processes on our own planet really work.

VOA: special.2009.12.30

Scientists believe it is evidence that a large object struck Jupiter, cutting a hole in the atmosphere of the huge, gaseous planet.

VOA: special.2009.08.25

This most recent collision with Jupiter brought attention to how the huge planet's gravity affects our solar system.

VOA: special.2009.08.25

A new report says mangrove forests store more planet-warming carbon dioxide than almost any other ecosystem on Earth.

VOA: special.2011.05.10

These people learned that the way they choose to live at home has far-reaching effects on the planet.

VOA: special.2009.04.22