Related topics: sun

Image: Daily sun images of 2016

This montage of 366 images shows our sun through the eyes of ESA's Proba-2 satellite, as seen each day in 2016.

Scientists prepare for the great American eclipse of August 21

Astronomer Jay Pasachoff is busy exciting people about their chance to experience the August 21, 2017, total solar eclipse, whose path of totality will sweep across the United States from coast to coast. He is leading an ...

GRAPES-3 indicates a crack in Earth's magnetic shield

The GRAPES-3 muon telescope, the largest and most sensitive cosmic ray monitor recorded a burst of galactic cosmic rays that indicated a crack in the Earth's magnetic shield. The burst occurred when a giant cloud of plasma ...

Proba-3: Seeing through shadow to view Sun's corona

Every 18 months or so, scientists and sensation-seekers gather at set points on Earth's surface, to await awe-inspiring solar eclipses. The Moon briefly blocks the Sun, revealing its mysterious outer atmosphere, the corona. ...

NASA's beach ball coronagraph

What's better at blocking sunlight: a traditional flat occulter disk or a beach ball?

Hinode, IRIS, and ATERUI cooperate on 70 year old solar mystery

Solar physicists have captured the first direct observational signatures of resonant absorption, thought to play an important role in solving the "coronal heating problem" which has defied explanation for over 70 years.

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