Astronaut Shares Incredible Star Trail and Lightning Photo Taken From ISS


Lightning Bugs by Donal Pettit

NASA astronaut and photographer Donald Pettit lately posted a few of his beautiful star path pictures taken aboard the Worldwide House Station (ISS).

As reported by DPReview, Pettit joined Reddit and shared an unimaginable picture he referred to as Lightning Bugs, which he shot whereas in house on Expedition 30, a long-duration ISS mission, in 2012.

“This is a 15-minute time exposure made by stacking 1-minute single exposures. I used a Nikon D3s, ISO 800, 24mm lens at f/5.6,” Pettit writes on Reddit.

“In the photo, stars make arcing trails in deep space, while a huge thunderstorm pounds Earth below as seen from the time history of lightning flashes,” he provides.

“The atmosphere between them glows green with what scientists call airglow, which has a different excitation mechanism than auroras.”

Airglow is the faint emission of sunshine by a planetary environment that’s self-illuminating gases and causes the evening sky to not be completely darkish.

Airglow can have an effect on the efficiency of ground-based optical telescopes, which is one purpose house telescopes just like the James Webb telescope can peer farther into house and image far fainter objects.

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Eager astrophotographer Pettit additionally posted a exceptional fisheye lens long-exposure view of the Earth from contained in the Cupola, an observatory module connected to the ISS.

“City lights flow as orange streaks, and faint star trails that show the Earth’s rotation are visible in the lower left, forming an image reminiscent of a spherinder, the 4D tesseract’s lesser known spherical cousin,” writes Petti on his Instagram web page.

“Astrophotography can find exciting ways to combine both science and art,” he provides.

Donald Pettit floating in house along with his digicam gear, picture taken circa 2012

Pettit is a veteran of three spaceflights and has logged over 370 days in house that has included over 13 spacewalks.

He’s a eager photographer, capturing mind-blowing photographs of house. He appreciates artwork in addition to science.

Talking in 2012 in regards to the challenges of taking pictures in house he instructed how reflections are an enormous concern.

“You have to work hard to get rid of these reflections, particularly if you’re taking pictures at orbital nighttime. I call this my turtleneck,” he mentioned.


Picture credit: All photographs courtesy of Donald Pettit/NASA.

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