News tagged with satellite

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nasa · space · launch · earth · orbit

Helping satellites be right as rain

As you read this paragraph, a NASA satellite orbits around planet Earth, gathering data on—of all things—soil moisture. Moisture in the soil acts like a thermostat for the planet. Along with affecting agricultural production, ...

dateJun 08, 2016 in Environment
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NASA sees Colin come calling on the US Southeast

Tropical Storm Colin moved fast after making landfall in northwestern Florida on June 6 and by the morning of June 7, 2016 it was centered off the coast of North and South Carolina. NASA's Terra and Aqua satellites and NOAA's ...

dateJun 07, 2016 in Earth Sciences
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PolyU invention makes 3D mapping more accurate

The two major traditional 3D mapping techniques are photogrammetry using satellite/aerial imagery and laser scanning. The former offers higher accuracy in the horizontal direction while the latter shows higher accuracy in ...

dateJun 07, 2016 in Engineering
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Image: A mysterious ring of celestial microwaves

Fifty years ago, astronomers discovered a mystery. They called it Loop I. Today, we still have not fully resolved the mystery of how this giant celestial structure formed but we do now have the best image of it, thanks to ...

dateJun 07, 2016 in Astronomy
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