News tagged with corona

Related topics:

Retired star found with planets and debris disc

(Phys.org) —ESA's Herschel space observatory has provided the first images of a dust belt – produced by colliding comets or asteroids – orbiting a subgiant star known to host a planetary system. The ...

dateApr 09, 2013 in Astronomy
shares0 comments 3

How the daffodil got its trumpet

The daffodil is one of the few plants with a 'corona', a crown-like structure also referred to as the 'trumpet'. New research suggests that the corona is not an extension of the petals as previously thought, ...

dateFeb 20, 2013 in Plants & Animals
shares0 comments 0

Solving a mystery of the Sun's corona

(Phys.org)—The corona of the sun is the hot (over a million kelvin), gaseous outer region of its atmosphere. The corona is threaded by intense magnetic fields that extend upwards from the surface in braids ...

dateFeb 04, 2013 in Space Exploration
shares0 comments 1

X-ray laser takes aim at cosmic mystery

Scientists have used powerful X-rays from the Linac Coherent Light Source (LCLS) at the SLAC National Accelerator Laboratory, to study and measure, in atomic detail, a key process at work in extreme plasmas ...

dateDec 12, 2012 in Plasma Physics
shares0 comments 2

Solar minimum; solar maximum

(Phys.org)—The picture on the left shows a calm sun from Oct. 2010. The right side, from Oct. 2012, shows a much more active and varied solar atmosphere as the sun moves closer to peak solar activity, a ...

dateNov 27, 2012 in Space Exploration
shares0 comments 0

Total solar eclipse viewed from Australia

On Nov. 13, 2012, a narrow corridor in the southern hemisphere experienced a total solar eclipse. The corridor lay mostly over the ocean but also cut across the northern tip of Australia where both professional ...

dateNov 14, 2012 in Space Exploration
shares0 comments 0

Prepare for a total solar eclipse

(Phys.org)—Tomorrow's total solar eclipse will only be visible in its entirety to ground-based observers watching from northern Australia, but ESA's Sun-watching Proba-2 satellite will have a ringside seat ...

dateNov 13, 2012 in Space Exploration
shares0 comments 0

Total solar eclipse in Australia, Nov. 14

(Phys.org)—A total eclipse of the Sun will be visible from the northeastern Australia coast, along the Great Barrier Reef, about an hour after sunrise on November 14 there, which corresponds to the afternoon of Tuesday, ...

dateNov 06, 2012 in Space Exploration
shares0 comments 0

Venus caught transiting the Sun

The very rare astronomical event of Venus, the nearest planet to Earth, passing in front of the solar disk on June 5th and 6th, 2012, was captured by an international team headed by Jay Pasachoff (Williams College and Caltech) ...

dateOct 22, 2012 in Space Exploration
shares0 comments 0