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The Edge of Space

By iftttauthorways4eu on Sat Jul 24 2021

Where does space begin? For purposes of spaceflight some would say at the Karman line, currently defined as an altitude of 100 kilometers (60 miles). Others might place a line 80 kilometers (50 miles) above Earth’s mean sea level. But there is no sharp physical boundary that marks the end of atmosphere and the beginning […]

Wikipedia article of the day for July 24, 2021

By iftttauthorways4eu on Sat Jul 24 2021

Wikipedia article of the day is The 1975 (2019 song). Check it out: Article-Link Summary: “The 1975” is a song by the band of the same name and the first track on Notes on a Conditional Form (2020), their fourth album. In the song, Greta Thunberg (pictured) calls for civil disobedience in response to climate […]

Picture of the day for July 24, 2021

By iftttauthorways4eu on Sat Jul 24 2021

Wikipedia picture of the day on July 24, 2021: Saint Christopher at the winged altar of the parish- and pilgrimage church Kefermarkt, Upper Austria. Anonymous master (called Master of the Kefermarkt Altarpiece), around 1497. More Info

Elephant, Bat, and Squid

By iftttauthorways4eu on Fri Jul 23 2021

Sprawling emission nebulae IC 1396 and Sh2-129 mix glowing interstellar gas and dark dust clouds in this 10 degree wide field of view toward the northern constellation Cepheus the King. Energized by its bluish central star IC 1396 (left) is hundreds of light-years across and some 3,000 light-years distant. The nebula’s intriguing dark shapes include […]

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