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In other words, human exploration of the solar system does not have to be fixed doggedly on the moon first and Mars later.

换言之，人类太阳系探索不会一定是从月球开始至火星结束。

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Robotics technology, which will play an increasingly important role in all phases of human exploration in space, continues to make advances.

机器人技术在人类太空探索的整个阶段，将扮演越来越重要的角色，不断地作出贡献。

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But those hopes of human exploration deeper into space gave way to goals closer to home.

VOA: special.2010.04.28

America has not developed a new vehicle to advance human exploration in space in nearly a quarter century.

CNN: Bush: 'It is time for America to take the next steps' in space

The Mars Society is a privately funded organization dedicated to promoting human exploration of the Red Planet, and the recent find will give the society's president Dr Robert Zubrin and his team more hope for a manned mission.

CNN: Life on Mars?

With the experience and knowledge gained on the moon, we will then be ready to take the next steps of space exploration: human missions to Mars and to worlds beyond.

CNN: Bush: 'It is time for America to take the next steps' in space