Image: Magnetospheric Multiscale Observatories undergo spin tests
The Magnetospheric Multiscale, or MMS, Observatory #4, is undergoing spin testing on the Miller Table for Mass Properties at NASA's Goddard Space Flight Center in Greenbelt, Md.
The Magnetospheric Multiscale, or MMS, Observatory #4, is undergoing spin testing on the Miller Table for Mass Properties at NASA's Goddard Space Flight Center in Greenbelt, Md.
Space Exploration
Oct 3, 2014
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For many years, scientists have been striving to understand the constantly changing structure and behaviour of the huge magnetic bubble that surrounds our planet. One approach – pioneered by Russian scientist Nikolai Tsyganenko ...
Space Exploration
May 8, 2014
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(Phys.org) —Engineers at NASA's Goddard Space Flight Center in Greenbelt, Md., accomplished another first. Using a large overhead crane, they mated two Magnetospheric Multiscale, or MMS, observatories – also called mini-stacks—at ...
Space Exploration
Apr 21, 2014
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The Earth's magnetic field, or magnetosphere, stretches from the planet's core out into space, where it meets the solar wind, a stream of charged particles emitted by the sun. For the most part, the magnetosphere acts as ...
Space Exploration
Mar 6, 2014
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Researchers recently discovered that a common space weather phenomenon on the outskirts of Earth's magnetic bubble, the magnetosphere, has much larger repercussions for Venus. The giant explosions, called hot flow anomalies, ...
Space Exploration
Feb 20, 2014
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Since the first up-close observations of Saturn, made by the Pioneer 11 probe in 1979, a great deal has been learned about the dynamics of the gas giant's magnetosphere. In-depth observations made by the Cassini orbiter, ...
Space Exploration
Dec 4, 2013
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(Phys.org) —Since 2000, the four identical satellites of the Cluster quartet have been probing Earth's magnetosphere in three dimensions. This week, two of them made their closest-ever approach, just 4 km, enabling valuable ...
Space Exploration
Sep 20, 2013
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On August 21, 2013 at 1:24 am EDT, the sun erupted with an Earth-directed coronal mass ejection, or CME, a solar phenomenon that can send billions of tons of particles into space and reach Earth one to three days later. These ...
Space Exploration
Aug 21, 2013
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On August 20, 2013 at 4:24 am EDT, the sun erupted with an Earth-directed coronal mass ejection or CME, a solar phenomenon which can send billions of tons of particles into space that can reach Earth one to three days later. ...
Space Exploration
Aug 20, 2013
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(Phys.org) —Red dwarf stars are the commonest type of stars, making up about 75% of the stars in our Galaxy. They are much smaller and much less massive than our Sun and for that reason a lot dimmer. If planets are found ...
Astronomy
Jul 2, 2013
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