Astronomers have found a plethora of planets around nearby stars. And it appears that Earth-sized planets in habitable zones are probably common.
Astronomy
Jun 6, 2016
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Mars's life-friendly past just got friendlier. Using samples previously collected by the NASA rover Curiosity, scientists have discovered evidence of nitrates in Martian rock: nitrogen compounds that on Earth are a crucial ...
Space Exploration
Mar 24, 2015
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With its low quantities of rain and soaring high temperatures, the Sahara Desert is often regarded as one of the most extreme and least habitable environments on Earth. While the Sahara was periodically much greener in the ...
Archaeology
Oct 13, 2023
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290
NASA's Mars Curiosity rover just hit a new milestone: its two-thousandth Martian day, or sol, on the Red Planet. An image mosaic taken by the rover in January offers a preview of what comes next.
Space Exploration
Mar 23, 2018
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Metallic robots constructed by ingenious humans can survive on Mars. But what about future human astronauts?
Space Exploration
Nov 19, 2012
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(PhysOrg.com) -- After a journey of almost three years, NASA's Mars Exploration Rover Opportunity has reached the Red Planet's Endeavour crater to study rocks never seen before.
Space Exploration
Aug 10, 2011
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Frank Herbert's Dune is epic sci-fi storytelling with an environmental message at its heart. The novels and movies are set on the desert planet of Arrakis, which various characters dream of transforming into a greener world—much ...
Space Exploration
Mar 16, 2024
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The Cassini spacecraft took a daring plunge into the icy geysers of Saturn's moon Enceladus this week in search of telltale signs of a habitable environment.
Space Exploration
Oct 30, 2015
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79
A 15-year study led by the Carnegie Institution for Science details the origins and diversity of every known mineral on Earth, a landmark body of work that will help reconstruct the history of life on Earth, guide the search ...
Earth Sciences
Jul 1, 2022
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208
(Phys.org) —An analysis of a rock sample collected by NASA's Curiosity rover shows ancient Mars could have supported living microbes.
Space Exploration
Mar 12, 2013
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