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Large Coronal Hole Near the Sun's North Pole
Astronomers captured an
image of a gigantic coronal
hole hovering over the sun's
north pole on July 18, 2013,
at 9:06 a.m. EDT. Coronal
holes are dark, low density
... > full story
Sun Emits a Solstice CME
On June 20, 2013, at 11:24
p.m., the sun erupted with
an Earth-directed coronal
mass ejection or CME, a
solar phenomenon that can
send billions of tons of
particles into space that
... > full story
NASA's SDO Shows a Little 'Rain' on the Sun
Eruptive events on the sun
can be wildly different.
Some come just with a solar
flare, some with an
additional ejection of solar
material called a coronal
... > full story
New Evidence Indicates Auroras Occur Outside Our Solar System
Planetary scientists have
found new evidence
suggesting auroras –
similar to Earth’s
Aurora Borealis - occur on
bodies outside our solar
... > full story
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New Sunspots Producing Space Weather
January 14, 2013 — On Jan. 13, 2013, at 2:24 a.m. EST, the sun erupted with an Earth-directed coronal mass ejection or CME. Not to be confused with a solar flare, a CME is a solar phenomenon that can send solar ... > 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 -
NASA Sees Sun Emit a Mid-Level Flare
November 13, 2012 — On Nov. 13, 2012, the sun emitted a mid-level solar flare, peaking at 9:04 pm EST. This flare is classified as an M6 flare. M-class flares are the weakest flares that can still cause some space ... > full story -
NASA Sees Active Region on the Sun Emit Another Flare
October 23, 2012 — The sun emitted a significant solar flare on Oct. 22, 2012, peaking at 11:17 pm EDT. The flare came from an active region on the left side of the sun that has been numbered AR 1598, which has already ... > full story -
Suomi NPP Satellite Sees Auroras Over North America
October 10, 2012 — Overnight on October 4-5, 2012, a mass of energetic particles from the atmosphere of the Sun were flung out into space, a phenomenon known as a coronal mass ejection. Three days later, the storm from ... > full story -
The Science Behind Those Eye-Popping Northern Lights
October 2, 2012 — Stormy weather on the sun drives the glistening aurorae in our clear night ... > full story -
Sun Unleashes a Wide, but Benign, Coronal Mass Ejection
September 29, 2012 — The sun erupted with a wide, Earth-directed coronal mass ejection on Sept. 27, 2012 at 10:25 p.m. ... > full story -
NASA's SDO Sees Massive Filament Erupt on Sun
September 4, 2012 — On August 31, 2012 a long filament of solar material that had been hovering in the sun's atmosphere, the corona, erupted out into space at 4:36 p.m. EDT. The coronal mass ejection, or CME, traveled ... > full story -
Solar Events Blocking Martian Satellite Signal Pinpointed
July 24, 2012 — In August of 2005, the Mars Express spacecraft was dutifully sending back data on the stratigraphy of the upper regions of the Martian crust when its signal kept getting interrupted. Scientists ... > full story -
NASA Sees Sun Send out Mid-Level Solar Flare
July 19, 2012 — A new image was captured by NASA's Solar Dynamics Observatory on July 19, 2012 of an M7.7 class solar flare. The image represents light in the 131 Angstrom wavelength, which is particularly good for ... > full story
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