Astronomers Detail the Nature of Solar Brightness Variations
For the first time, researchers reconstruct and detail the two phenomena that are responsible for the fluctuation of brightness in our sun. The Sun shines…
Sun News
Scientists Watch the Sun Stop Its Own Solar Eruption
A team of astronomers watch as a failed solar eruption occurs on the surface of the Sun, leaving astronomers with a wealth of data captured…
Get Ready to Explore the August 21 Total Solar Eclipse
Prepare for the total solar eclipse that will travel over parts of North America on August 21, 2017 with help from the Harvard-Smithsonian Center for…
Solar Dynamics Observatory Tracks an Active Region on the Sun
NASA’s Solar Dynamics Observatory (SDO) watched an active region — an area of intense and complex magnetic fields — rotate into view on the Sun…
SOHO Reveals Evidence of Seismic G-Mode Waves in Our Sun
Using data from the Solar and Heliospheric Observatory, or SOHO, astronomers have detected a type of wave called g-modes on the Sun. After four decades…
New Research Helps Explain Why the Sun’s Magnetic Field Reverses Every Eleven Years
Astronomers may now be able to explain why the Sun’s magnetic field reverses every eleven years. New research explains how the duration of the magnetic…
NASA’s SDO Watches a Sunspot That is Larger Than Earth
NASA’s Solar Dynamics Observatory observes a sunspot that is the first to appear after the sun was spotless for two days. The dark core of…
NASA Astronomers Predict Solar Minimum is Coming
Our sun is heading toward solar minimum. Sunspot counts were relatively high in 2014, and now they are sliding toward a low point expected in…
Astronomers Uncover Origins of the Sun’s Swirling Spicules
For the first time, a computer simulation shows how solar material burst from the sun’s surface form, helping astronomers understand how these spicules can break…
NASA’s Solar Dynamics Observatory Sees Partial Solar Eclipse in Space
NASA’s Solar Dynamics Observatory (SDO) saw a partial solar eclipse in space when it caught the moon passing in front of the sun on May…
CLASP Provides First-Ever Polarization Measurements of UV Light from Sun’s Outer Atmosphere
Using data from the the high-precision science instrument CLASP (Chromospheric Lyman-Alpha Spectro-Polarimeter), scientists reveal the first-ever polarization measurements of ultraviolet light emitted from the sun’s…
NASA’s Solar Probe Plus Will Fly Into The Sun’s Upper Atmosphere
NASA’s Solar Probe Plus will enter the sun’s corona and measure the full force of supersonic solar particles and radiation with a Faraday cup developed…
NASA’s Solar Dynamics Observatory Views a Spotless Sun
For a 15 day stretch beginning on March 7, 2017, NASA’s Solar Dynamics Observatory returned visible light images of a yolk-like spotless sun. This is…
Fermi Views Gamma Rays from Solar Flares on the Far Side of the Sun
New research from NASA’s Fermi Gamma-ray Space Telescope reveals high-energy light from solar eruptions located on the far side of the sun, which should block…
New ALMA Images Reveal Otherwise Invisible Details of Our Sun
” ngg_triggers_display=”never” order_by=”sortorder” order_direction=”ASC” returns=”included” maximum_entity_count=”500″]New images taken with the Atacama Large Millimeter/submillimeter Array have revealed otherwise invisible details of our Sun, including a new…
SDO Views Coronal Hole in Our Sun
This new image from NASA’s Solar Dynamics Observatory shows a coronal hole in our sun. This imagery of the sun captured by NASA’s Solar Dynamics…
VLA Provides New Insights into Solar Flares
Using the Karl G. Jansky Very Large Array Radio Telescope, along with other telescopes at ultraviolet and X-ray wavelengths, astronomers reveal new insights into solar…
NASA’s Solar Dynamics Observatory Sees Brightening Magnetic Loops
This short video from NASA’s Solar Dynamics Observatory shows arches of bundled magnetic loops sprouting from active regions on the Sun. Two active regions sprouted…