Sun
Total solar eclipses reveal the dark and stormy side of the Sun we never see
In astronomy, we have a common saying: “good luck, and clear skies”. For an eclipse chaser like me, this is especially important. We have two minutes and no second chance – one small cloud can spoil everything. Thousands of tourists turn up to see them, along with a few dozen scientists, for which the eclipse …
Solar Orbiter on way to explore Sun’s polar regions
The Solar Orbiter collaborative mission between ESA (European Space Agency) and NASA to study the Sun, its poles, and space weather in unprecedented detail, streaked to space on a commercial United Launch Alliance Atlas V rocket this past weekend from the a rocket range along the Florida coastline. The Solar Orbiter mission started with an …
Parker Solar Probe makes close approach to the Sun
NASA’s Parker Solar Probe narrowly zipped by the Sun on Sept. 1, 2019 in its third close approach, mere weeks after celebrating the completion of its second solar orbit and the first anniversary of its launch from Earth. Meanwhile, during that same timeframe, the Earth has made only a single leisurely jaunt around the Sun. …
The Great American Solar Eclipse of 2017
A Total Solar Eclipse is a once in a lifetime event for most people and often occurs in a very specific area for just a short period of time. For the first time in a very long time the USA will experience a Total Solar Eclipse across the entire country from the West Coast to the …
SDO images ‘jack-o’-lantern’ Sun
Active regions on the sun combined to look something like a jack-o-lantern’s face on Oct. 8, 2014. The active regions appear brighter because those are areas that emit more light and energy — markers of an intense and complex set of magnetic fields hovering in the sun’s atmosphere, the corona. This image blends together two …