John Grunsfeld

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We will find alien life by 2025: NASA chief scientist

Signs of alien life will be detected by 2025, while "definitive evidence" of extra-terrestrial beings may be found within the next 20 to 30 years, top NASA scientists say. "I think we're going to......

MESSENGER spacecraft makes crashing finale after 11-yr mission

NASA has completed its MESSENGER mission with expected impact on Mercury's surface. The planetary exploration mission came to a planned, but nonetheless dramatic, end on Thursday when it slammed......

Revealed: An ocean buried in Jupiter's moon Ganymede

American space agency NASA's Hubble Space Telescope has found strong evidence of a massive saltwater ocean under the icy crust of Jupiter's largest moon Ganymede that could potentially support......

US, India to collaborate on Mars exploration

India and the United States, after sending their own respective spacecraft into Mars' orbit, have now agreed to cooperate on future explorations of the Red Planet, which America said will yield......

NASA spacecraft finds haze, flowing ice on Pluto

National Aeronautics and Space Administration’s New Horizons spacecraft has discovered flowing ice and a surprising extended haze on Pluto, which show the dwarf planet to be an icy world of......

John Grunsfeld

News for John Grunsfeld

We will find alien life by 2025: NASA chief scientist

MESSENGER spacecraft makes crashing finale after 11-yr mission

Revealed: An ocean buried in Jupiter's moon Ganymede

US, India to collaborate on Mars exploration

NASA spacecraft finds haze, flowing ice on Pluto

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