As people on Earth celebrate the holidays and prepare to ring in the New Year, an ESA/NASA spacecraft has quietly reached its own milestone: on December 26, the Solar and Heliospheric Observatory (SOHO) discovered its 2000th ...
Space Exploration
Dec 29, 2010
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(PhysOrg.com) -- A group of astronomers led by the University of Hawaii's Dr. Jeff Kuhn has found that in recent times the sun's size has been remarkably constant. Its diameter has changed by less than one part in a million ...
Space Exploration
May 13, 2010
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Over the weekend of 10–12 May 2024, Earth was struck by the largest solar storm in more than a decade. While many of us enjoyed colorful auroras lighting up Earth's protective atmosphere, spacecraft had to endure being ...
Astronomy
May 15, 2024
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A surprise appearance of a new comet made the April 8 total solar eclipse all the more memorable.
Astronomy
Apr 22, 2024
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Do you wish you could see a total solar eclipse every day? With a new online tool called Eclipse Watch, you can observe the sun's outer atmosphere, or corona, in real time with eclipse-like images from space as we count down ...
Astronomy
Apr 1, 2024
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On March 25, 2024, a citizen scientist in the Czech Republic spotted a comet in an image from the Solar and Heliospheric Observatory (SOHO) spacecraft, which has now been confirmed to be the 5,000th comet discovered using ...
Astronomy
Mar 27, 2024
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Last Wednesday, all locations on our planet enjoyed roughly the same number of hours of day and night. This event, called an equinox, takes place twice a year – around 20 March and then again around 23 September.
Space Exploration
Mar 26, 2019
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The unique, cosmopolitan sexual character of London's Soho should be preserved in the face of gentrification, a new study argues.
Social Sciences
May 16, 2018
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The activity cycle of the sun – where the number of sunspots increase and decrease – has been monitored regularly for around 250 years, but the use of space-based telescopes has given us a whole new perspective of our ...
Space Exploration
Feb 26, 2018
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ESA and NASA's Solar and Heliospheric Observatory, or SOHO, saw a bright comet plunge toward the sun on Aug. 3-4, 2016, at nearly 1.3 million miles per hour. Comets are chunks of ice and dust that orbit the sun, usually ...
Space Exploration
Aug 5, 2016
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