Shrinking atmospheric layer linked to low levels of solar radiation
Large changes in the sun's energy output may drive unexpectedly dramatic fluctuations in Earth's outer atmosphere.
Large changes in the sun's energy output may drive unexpectedly dramatic fluctuations in Earth's outer atmosphere.
Earth Sciences
Aug 26, 2010
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(PhysOrg.com) -- In exploration, sometimes you find more than what you're looking for, including things that shouldn’t be there. As the Apollo 17 astronauts orbited over the night side of the moon, with the sun just beneath ...
Space Exploration
Jun 10, 2010
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(PhysOrg.com) -- The Huygens probe parachuted down to the surface of Saturn's haze-shrouded moon Titan exactly five years ago on Jan. 14, 2005, providing data that scientists on NASA's Cassini mission to Saturn are still ...
Space Exploration
Jan 14, 2010
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(PhysOrg.com) -- Observations from NASA's twin Solar Terrestrial Relations Observatory (STEREO) spacecraft have allowed scientists to reveal for the first time the speed, trajectory, and three-dimensional shape of solar explosions ...
Space Exploration
Apr 28, 2009
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(PhysOrg.com) -- Twin NASA spacecraft have provided scientists with their first view of the speed, trajectory, and three-dimensional shape of powerful explosions from the sun known as coronal mass ejections, or CMEs. This ...
Space Exploration
Apr 14, 2009
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In the run up to April's total solar eclipse, ESA-led Solar Orbiter and NASA-led Parker Solar Probe are both at their closest approach to the sun. Tomorrow (March 29), they are taking the opportunity to join hands in studying ...
Space Exploration
2 hours ago
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On March 25, 2024, a citizen scientist in the Czech Republic spotted a comet in an image from the Solar and Heliospheric Observatory (SOHO) spacecraft, which has now been confirmed to be the 5,000th comet discovered using ...
Astronomy
Mar 27, 2024
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Universe Today has examined the importance of studying impact craters, planetary surfaces, exoplanets, astrobiology, solar physics, comets, and planetary atmospheres, and how these intriguing scientific disciplines can help ...
Astrobiology
Mar 19, 2024
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Trappist-1 is a fascinating exoplanetary system. Seven worlds orbiting a red dwarf star just 40 light-years away. All of the worlds are similar to Earth in mass and size, and three or four of them are potentially habitable. ...
Astrobiology
Feb 5, 2024
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ESA's next mission to Venus was officially "adopted" today by the Agency's Science Program Committee. EnVision will study Venus from its inner core to its outer atmosphere, giving important new insight into the planet's history, ...
Space Exploration
Jan 26, 2024
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