Tag: NASA

Feb 6, 2013

Picture of the Day: The Space ‘Selfie’

Picture of the Day: The Space ‘Selfie’

THE SPACE ‘SELFIE’ Photograph by NASA International Space Station astronaut, Aki Hoshide (Japan), recorded this striking image while helping to augment the capabilities of the Earth-orbiting International Space Station (ISS). Visible in this outworldly assemblage is the Sun, the Earth, two portions of a robotic arm, an astronaut’s spacesuit, the deep darkness…

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Jan 28, 2013

Picture of the Day: Saturn’s Polar Vortex

Picture of the Day: Saturn’s Polar Vortex

SATURN’S POLAR VORTEX Photograph by NASA/JPL-Caltech/Space Science Institute The center of this vortex was imaged in unprecedented detail by the robotic Cassini spacecraft orbiting Saturn. These clouds lie at the center of the unusual hexagonal cloud system that surrounds the north pole of Saturn. The sun rose on Saturn’s north pole just…

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Jan 26, 2013

Picture of the Day: Aurora Over Whitehorse

Picture of the Day: Aurora Over Whitehorse

AURORA OVER WHITEHORSE Photograph by David Cartier Sr On August 31, 2012 a long filament of solar material that had been hovering in the sun’s atmosphere, the corona, erupted out into space at 4:36 p.m. EDT. The coronal mass ejection, or CME, traveled at over 900 miles per second. The CME did…

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Jan 21, 2013

15 Surreal Satellite Images of Earth

15 Surreal Satellite Images of Earth

Across four decades since 1972, Landsat satellites have continuously acquired space-based images of the Earth’s land surface, coastal shallows, and coral reefs. The Landsat Program, a joint effort of the U.S. Geological Survey (USGS) and the National Aeronautics and Space Administration (NASA), was established to routinely gather land imagery from space. The result of…

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Dec 23, 2012

Picture of the Day: A Complex Planetary Nebula

Picture of the Day: A Complex Planetary Nebula

A COMPLEX PLANETARY NEBULA Photograph by NASA/ESA/Hubble Heritage Team According to Wikipedia, a planetary nebula is an emission nebula consisting of an expanding glowing shell of ionized gas ejected during the asymptotic giant branch phase of certain types of stars late in their life. The term for this class of objects is…

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Dec 15, 2012

Picture of the Day: Greetings Earthlings

Picture of the Day: Greetings Earthlings

GREETINGS EARTHLINGS Photograph by NASA/Steve Robinson STS-114 astronaut Soichi Noguchi waves from the Shuttle payload bay, backdropped by the Earth below. During the mission’s second spacewalk, Noguchi and Discovery crewmate Steve Robinson replaced a failed gyroscope which keeps the International Space Station in the proper position in orbit. STS-114 was the first…

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Dec 6, 2012

The Black Marble: Earth at Night

The Black Marble: Earth at Night

On December 5th, 2010 scientists unveiled an unprecedented new look at our planet at night. A global composite image, constructed using cloud-free night images from a new NASA and National Oceanic and Atmospheric Administration (NOAA) satellite, shows the glow of natural and human-built phenomena across the planet in greater detail than ever before. Many…

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