A Hazy View of Early Earth
Haze in the early Earth atmosphere could have played a crucial role in the origin of life. By forming a protective shield, the haze would have safeguarded organic substances from harmful ultraviolet (UV) radiation.
Haze in the early Earth atmosphere could have played a crucial role in the origin of life. By forming a protective shield, the haze would have safeguarded organic substances from harmful ultraviolet (UV) radiation.
Earth Sciences
Oct 12, 2009
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Gravity data collected by NASA's Juno mission indicates Jupiter's atmospheric winds penetrate the planet in a cylindrical manner, parallel to its spin axis. A paper on the findings was recently published in the journal Nature ...
Planetary Sciences
Nov 9, 2023
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(PhysOrg.com) -- A University of Maryland-led mission proposal know as Comet Hopper has been chosen to compete for final selection as a new planetary mission in NASA's Discovery Program. The team will receive $3 million to ...
Space Exploration
May 12, 2011
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Investigating the earliest and least-known phases of the history of the solar system, when the young sun was still enveloped by a disk of gas and dust in which the planets began to form, is probably one of the most complex ...
Space Exploration
Oct 8, 2018
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(PhysOrg.com) -- Two University of Michigan planetary scientists are vital members of the science team of the Mars Science Laboratory, which will study whether the Red Planet was ever capable of harboring microbial life. ...
Space Exploration
Nov 18, 2011
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(Phys.org) —What the viewer might perceive to be Saturn's surface is really just the tops of its uppermost cloud layers. Everything we see is the result of fluid dynamics. Astronomers study Saturn's cloud dynamics in part ...
Space Exploration
Nov 18, 2014
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(Phys.org)—There are still unanswered questions regarding how the Moon was formed. Improved simulation methods and higher-performance supercomputers have now paved the way for an alternative development model that could ...
Space Exploration
Sep 17, 2012
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Scientists at CU Boulder have laid out a roadmap for a decade of scientific research at the moon.
Astronomy
Oct 1, 2020
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Decades before any probe dips a toe—and thermometer—into the waters of distant ocean worlds, Cornell astrobiologists have devised a novel way to determine ocean temperatures based on the thickness of their ice shells, ...
Planetary Sciences
Feb 29, 2024
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NASA's Kepler mission has discovered a new planetary system that is home to five small planets around a slightly smaller star than our Sun. Two of them are super-Earth planets, most likely made of rock or ice mixed with rock, ...
Astronomy
Apr 22, 2013
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