life

Ancient Martian Life May Be Preserved in Glass

by Jason Major April 18, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter When large asteroids or comets strike the Earth — as they have countless times throughout our planet’s history — the energy released in the event creates an enormous amount of heat, enough to briefly melt rock and soil at the impact site. That […]

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Where Should We Look for Life in the Solar System?

by Fraser Cain December 11, 2013

Emily Lakdawalla is the senior editor and planetary evangelist for the Planetary Society. She’s also one of the most knowledgeable people I know about everything that’s going on in the Solar System. From Curiosity’s exploration of Mars to the search for life in the icy outer reaches of the Solar System, Emily can give you […]

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Hydrogen Peroxide Could Feed Life on Europa

by Jason Major April 5, 2013

According to research by NASA astronomers using the next-generation optics of the 10-meter Keck II telescope, Jupiter’s ice-encrusted moon Europa has hydrogen peroxide across much of the surface of its leading hemisphere, a compound that could potentially provide energy for life if it has found its way into the moon’s subsurface ocean. “Europa has the […]

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In an Isolated, Ice-Covered Antarctic Lake Far Below Freezing, Life is Found

by Jason Major November 30, 2012

Lake Vida lies within one of Antarctica’s cold, arid McMurdo Dry Valleys (Photo: Desert Research Institute) Even inside an almost completely frozen lake within Antarctica’s inland dry valleys, in dark, salt-laden and sub-freezing water full of nitrous oxide, life thrives… offering a clue at what might one day be found in similar environments elsewhere in […]

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Clay Deposits Don’t Prove Existence of Ancient Martian Lakes

by Jason Major September 10, 2012

HiRISE image of branching features in the floor of Antoniadi Crater thought to contain clay material. (NASA/JPL/University of Arizona) In the hunt for evidence of a warmer, wetter past on Mars, clay deposits have been viewed as good indications that stable liquid water existed on its surface for some time — perhaps even long enough […]

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