New research from University of Colorado at Boulder, could help scientists better understand the phenomena behind ‘sunspots’. The sun has long intrigued scientists. However, this…
Posts published in “Sun”
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Image of the solar atmosphere showing a coronal mass ejection. Credit: NASA/SDO In 1998, the journal Nature published a seminal letter concluding that the mysterious…
New solar cycle clock resolves timings of solar activity, revealing the long and the short of the Sun’s seasons. Research led by University of WarwickFounded…
Mysterious Iron Nanoparticles: Planetary Scientists Find Evidence of Solar-Driven Change on the Moon
Mysterious Iron Nanoparticles: Planetary Scientists Find Evidence of Solar-Driven Change on the Moon
PhD student discovers that solar radiation could be a more important source of lunar iron nanoparticles than previously thought. Tiny iron nanoparticles unlike any found…
During its 2013 flight, NASA’s EUNIS sounding rocket examined light from the Sun in the area shown by the white line (imposed over an image…
The north-south velocity associated with the retrograde propagating mode of oscillation. Left: observations using the SDO/HMI instrument. Right: numerical model. Credit: MPS/Z-C Liang Ten years…
The top row of images show the degradation of AIA’s 304 Angstrom wavelength channel over the years since SDO’s launch. The bottom row of images…
The U.S. Postal Service issued a set of stamps highlighting views of the Sun from NASA’s Solar Dynamics Observatory on June 18, 2021. Credit: U.S.…
This image comes from the Atmospheric Imaging Assembly telescope/94 Angstrom channel, which shows solar material at about 10 million degrees Fahrenheit. Credit: NASA/SDO The Sun…
Observation of the solar dynamic observatory (SDO). The image shows a composite of the seven different extreme-ultraviolet filters (colored slices) and the magnetic field information…
Special filters enable scientists to measure different temperatures in the corona during total solar eclipses, such as this one seen in Mitchell, Oregon, on August…
The U.S. Postal Service issued a set of stamps highlighting views of the Sun from NASA’s Solar Dynamics Observatory on June 18, 2021. Credit: U.S.…
NASA’s Hinode satellite captured this breathtaking image of an annular solar eclipse on January 4, 2011. Credit:NASA/Hinode/XRT On Thursday, June 10, 2021, people across the…
(Top panel, from left to right) July 12, 2012 coronal mass ejection seen in STEREO B Cor2, SOHO C2, and STEREO A Cor2 coronagraphs, respectively.…
Anatomy of our Sun. Credit: ESA Core This is where the Sun generates its energy. The temperature in the core is around 15 million degrees…
The visible surface of the Sun, or the photosphere, is around 6,000°C. But a few thousand kilometers above it – a small distance when we consider…
Credit: Queen Mary University of London Researchers have confirmed the existence of magnetic plasma waves, known as Alfvén waves, in the Sun’s photosphere. The study,…
This is an image of magnetic loops on the sun, captured by NASA’s Solar Dynamics Observatory (SDO). It has been processed to highlight the edges…
[embedded content]Combining imagery from three of Solar Orbiter’s remote sensing instruments – the Extreme Ultraviolet Imager (EUI), the Metis coronagraph, and Solar Orbiter’s Heliospheric Imager…
Imagery from NASA’s STEREO-A spacecraft detected the CME erupting from the Sun’s limb. This coronagraph image blocks the Sun’s bright surface (black circle, center image)…