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Cluster Mission Indicates Turbulent Eddies May Warm the Solar Wind
January 8, 2013 — The sun ejects a continuous flow of electrically charged particles and magnetic fields in the form of the solar wind -- and this wind is hotter than it should be. A new study of data obtained by ... > full story -
'Gusty Winds' in Space Turbulence: First Direct Measurement of Its Kind in the Lab
December 17, 2012 — Imagine riding in an airplane as the plane is jolted back and forth by gusts of wind that you can't prove exist but are there nonetheless. Similar turbulence exists in space, and a research team has ... > full story -
How White Dwarfs Mimic Black Holes
December 17, 2012 — Astronomers have revealed that bright X-ray flares in nearby galaxies, once assumed to indicate the presence of black holes, can in fact be produced by white dwarfs. They made the discovery by ... > full story -
NASA's EUNIS Mission: Six Minutes in the Life of the Sun
December 11, 2012 — In December, a NASA mission to study the sun will make its third launch into space for a six-minute flight to gather information about the way material roils through the sun's atmosphere, sometimes ... > full story -
Sungrazing Comets as Solar Probes
December 6, 2012 — To observe how winds move high in Earth's atmosphere, scientists sometimes release clouds of barium as tracers to track how the material corkscrews, blows around, and changes composition in response ... > full story -
Astronomers Discover and 'Weigh' Infant Solar System: Young Star With Rotating Dust Disk Is Youngest Still-Forming Planetary System Yet Found
December 5, 2012 — A young star no more than 300,000 years old is surrounded by a disk of dust and gas rotating in the same manner as planets in our Solar System, making it the youngest such infant system yet ... > full story -
First-Ever Hyperspectral Images of Earth's Auroras: New Camera Provides Tantalizing Clues of New Atmospheric Phenomenon
November 29, 2012 — Hoping to expand our understanding of auroras and other fleeting atmospheric events, a team of space-weather researchers designed and built a new camera with unprecedented capabilities that can ... > full story -
One Step Closer to 'Space Climate' Forecasting
November 28, 2012 — The Sun determines the course of the planets. But the planets may also exert an influence on the Sun. Their configurations appear to be responsible for long-term cycles of increased solar activity. ... > full story -
Born-Again Star Foreshadows Fate of Solar System
November 15, 2012 — Astronomers have found evidence for a dying Sun-like star coming briefly back to life after casting its gassy shells out into space, mimicking the possible fate our own Solar System faces in a few ... > full story -
Total Solar Eclipse, Nov. 13, 2012: Hinode to Support Ground-Based Observations
November 13, 2012 — On Nov. 13, 2012, certain parts of Earth will experience a total solar eclipse. The eclipse will only be seen from a narrow corridor in the southern hemisphere that is mostly over the ocean but also ... > full story
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