Rosetta's final sprint to the comet

(Phys.org) —After a ten-year journey and a long, deep sleep the Rosetta space probe was woken up on 20 January. The vehicle now starts the last leg of its journey which will lead it to the 67P/Churyumov-Gerasimenko comet. ...

The sun also flips: 11-year solar cycle wimpy, but peaking

(Phys.org) —In a 3-meter diameter hollow aluminum sphere, Cary Forest, a UW-Madison physics professor, is stirring and heating plasmas to 500,000 degrees Fahrenheit to experimentally mimic the magnetic field-inducing cosmic ...

SUNRISE offers new insight on sun's atmosphere

Three months after the flight of the solar observatory Sunrise – carried aloft by a NASA scientific balloon in early June 2013—scientists from the Max Planck Institute for Solar System Research in Germany have presented ...

A unique glance into the Sun's atmosphere

Three months after the flight of the balloon-borne solar observatory Sunrise, scientists from the Max Planck Institute for Solar System Research (MPS) in Germany now present unique insights into the central layer of the Sun's ...

The Sun's magnetic field is about to flip

(Phys.org) —Something big is about to happen on the sun. According to measurements from NASA-supported observatories, the sun's vast magnetic field is about to flip.

Sunrise 2: A journey to the active Sun

(Phys.org) —Four years after its first mission, the Sunrise team is preparing the balloon-borne solar observatory for a second flight. The launch is expected in the next days.

Space weather research to look at energy distribution

A University of Texas at Arlington physicist has been awarded more than $400,000 in NASA funding to develop a 3D look at how electrodynamic energy from solar winds enters and moves throughout the Earth's upper atmosphere.

Solar cycle update: Twin peaks?

Something unexpected is happening on the sun. 2013 is supposed to be the year of Solar Max, the peak of the 11-year sunspot cycle. Yet 2013 has arrived and solar activity is relatively low. Sunspot numbers are well below ...

NASA's SAMPEX: A 3-year mission stretches to 20

(Phys.org)—NASA's very first small explorer, the Solar, Anomalous, and Magnetospheric Particle Explorer or SAMPEX, was launched July 3, 1992 to study the zoo of particles and cosmic rays surrounding Earth. Surviving much ...

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