Solar fantastic seen from Earth and space

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While ground-based observers gifted a grand perspective of a sum solar obscure yesterday, astronauts aboard a International Space Station, and a Sun-watching satellites, enjoyed singular perspectives of this fantastic steer from space.

Total eclipse

Thanks to a gift of a cosmos, a Moon’s normal stretch from Earth is usually right for it to seem as a same distance in a sky as a significantly incomparable Sun: a Sun’s hole is 400 times wider than a Moon’s, though it is also 400 times over away.

Moon’s shade on Earth

When a dual align such that a Moon slides directly between Earth and a Sun, it appears to cover a star completely, temporarily restraint out a light and formulating a sum solar obscure for those along a slight trail expel by a Moon’s shadow.Yesterday, 21 August, observers situated along a 115 km-wide swath stretching from Oregon to South Carolina in a US were underneath this trail of totality. The obscure shade took about 1.5 hours to cranky a continent, with a rise assemblage durability for about 2 mins 40 seconds.

A group of astronomers from ESA imaged a obscure from a US and prisoner phenomena such as beads of light resplendent by gaps in a lunar terrain, and a festive ‘diamond ring’ outcome as a final and initial seashore of object glints by immediately before and after totality.They also imaged a Sun’s extended atmosphere, a corona, that is manifest to a exposed eye usually during assemblage when a rest of a Sun’s light is blocked out.

Total eclipse

Astronomers during ESA’s Spaceport in Kourou, French Guiana, enjoyed a prejudiced obscure after assemblage had finished in North America. On a north-eastern seashore of South America, it was one of a final places to observe a obscure before it finished worldwide.

Lucky observers in a westernmost tools of Europe also prisoner a few moments of a prejudiced obscure during sunset, including astronomers watching from ESA’s European Space Astronomy Centre nearby Madrid, in Spain.

Meanwhile, from their singular vantage indicate about 400 km above Earth, astronauts aboard a International Space Station, including ESA’s Paolo Nespoli, noticed prejudiced eclipses and a Moon’s hairy shade on a aspect of a planet. The space hire traversed opposite a trail of assemblage 3 times on a 90 minute-long orbits around a Earth.

Also orbiting Earth 14.5 times a day in a 800 km altitude frigid circuit is ESA’s Proba-2 satellite, that was likely to see a Moon pass 4 times by a field-of-view, with 3 prejudiced eclipses.

Proba-2 prejudiced eclipse

Further away, some 1.5 million kilometres from Earth towards a Sun, a ESA/NASA Solar and Heliospheric Observatory, SOHO, prisoner views of a Sun’s activity and extended coma.

For SOHO, eclipses are business as usual: it henceforth blocks out a light from a Sun’s front in sequence to see excellent sum in a aurora and facilities in a Sun’s extended atmosphere.

These space-based images yield useful context for a ground-based astronomers, charity far-reaching views of a aurora and a Sun’s activity during a time of a eclipse, and during a operation of wavelengths. This helps to couple a facilities seen during a operation of scales, giving an discernment into a Sun’s energetic activity.

Eclipse context


Source: ESA

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