Proxima Centauri, the closest star to the Earth (only 4.28 light-years away) is getting a lot of attention these days. It hosts a planet, Proxima Cen b, whose mass is about 1.3 Earth-mass (though it could be larger, depending ...
Astronomy
Apr 3, 2017
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Using data from an aging NASA spacecraft, researchers have found signs of an energy source in the solar wind that has caught the attention of fusion researchers. NASA will be able to test the theory later this decade when ...
Space Exploration
Mar 11, 2013
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Research by Harvard professor David Keith suggests that the global capacity for energy generation from wind power has been overestimated, and that geophysical / climate effects of turbines will reduce the benefits of large-scale ...
Energy & Green Tech
Feb 25, 2013
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(Phys.org)—A team of researchers affiliated with several institutions in Japan, examining data from that country's moon-orbiting Kaguya spacecraft, has found evidence of oxygen from Earth's atmosphere making its way to ...
Stronger westerly winds in the Southern Ocean could be the cause of a sudden rise in atmospheric CO2 and temperatures in a period of less than 100 years about 16,000 years ago, according to a study published in Nature Communications.
Earth Sciences
Jul 10, 2018
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The Red Planet's low gravity and lack of magnetic field makes its outermost atmosphere an easy target to be swept away by the solar wind, but new evidence from ESA's Mars Express spacecraft shows that the Sun's radiation ...
Space Exploration
Feb 9, 2018
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What happens on Earth doesn't stay on Earth.
Planetary Sciences
Nov 30, 2021
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A type of Martian aurora first identified by NASA's MAVEN spacecraft in 2016 is actually the most common form of aurora occurring on the Red Planet, according to new results from the mission. The aurora is known as a proton ...
Space Exploration
Dec 13, 2019
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Beyond Earth's atmosphere are swirling clouds of energized particles—ions and electrons—that emanate from the sun. This "solar wind" buffets the magnetosphere, the magnetic force field that surrounds Earth.
General Physics
Jan 14, 2020
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The role that atmospheric water vapor plays in weather is complex and not clearly understood. However, University of Arizona researchers have started to tease out the relationship between morning soil moisture and afternoon ...
Earth Sciences
May 6, 2020
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