New work from a team of astronomers led by Carnegie's Jennifer van Saders indicates that one recently developed method for determining a star's age needs to be recalibrated for stars that are older than our Sun. This is due ...
Astronomy
Jan 4, 2016
0
71
The Earth's magnetic field – known as the "magnetosphere" – protects our atmosphere from the "solar wind." That's the constant stream of charged particles flowing outward from the sun. When the magnetosphere shields Earth ...
Space Exploration
Aug 17, 2015
8
92
When the sun hurls a billion tons of high-energy particles and magnetic fields into space at speeds of more than a million miles per hour and the "space weather" conditions are right, the resulting geomagnetic storm at Earth ...
Space Exploration
Aug 11, 2015
0
170
Solar winds are known for powering dangerous space weather events near Earth, which, in turn, endangers space assets. So a large interdisciplinary group of researchers, led by the U.S. National Aeronautics and Space Administration ...
General Physics
Jul 28, 2015
0
25
In space, far above Earth's turbulent atmosphere, you might think the one thing you don't have to worry about is weather. But you would be wrong. Just ask the people charged with the safety of the Cloud-Aerosol Lidar and ...
Space Exploration
Jul 23, 2015
0
177
When destined to stay close to Earth, spacecraft often must withstand the hazards of our space environment. They can be exposed to regular radiation showers from the sun and - if the space weather is particularly intense, ...
Space Exploration
Jul 10, 2015
0
573
Combining 26-year old data with supercomputer simulations, a team of scientists at Imperial College London have modelled Neptune's magnetic field in detail for the first time. The researchers find that the furthest planet ...
Space Exploration
Jul 8, 2015
0
80
At the height of the First World War, in the trenches, German physicist Heinrich Barkhausen was eavesdropping on Allied telephone conversations. Every now and again, the Allied communications were drowned out by some strange ...
Earth Sciences
Jul 2, 2015
8
49
Large magnetic storms from the Sun, which affect technologies such as GPS and utility grids, could soon be predicted more than 24 hours in advance.
Space Exploration
Jun 9, 2015
0
66
Scientists at NJIT's Big Bear Solar Observatory (BBSO) have captured the first high-resolution images of the flaring magnetic structures known as solar flux ropes at their point of origin in the Sun's chromosphere. Their ...
Space Exploration
Apr 28, 2015
2
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