NASA's AIM observes early noctilucent ice clouds over Antarctica

Data from NASA's Aeronomy of Ice in the Mesosphere, or AIM, spacecraft shows the sky over Antarctica is glowing electric blue due to the start of noctilucent, or night-shining, cloud season in the Southern Hemisphere - and ...

Image: Space station view of rare noctilucent clouds

Expedition 47 Flight Engineer Tim Peake of the European Space Agency photographed rare, high-altitude noctilucent or "night shining" clouds from the International Space Station on May 29, 2016.

NASA advances world's first spaceborne sodium lidar

It's used as a coolant in nuclear power plants and as a desiccant to remove humidity that otherwise would ruin moisture-sensitive products. Found in every cell in the human body, it transmits nerve impulses and regulates ...

Rare atmospheric phenomenon observed

Cameras operated by the Armagh Observatory have recorded one of the very few observations from the UK and Ireland of a very rare atmospheric phenomenon known as a 'sprite'. The detection, which was made around the time of ...

Measuring the seeds of noctilucent clouds

(Phys.org) —A constant stream of space debris flows toward Earth from the rest of the solar system. Large meteors can sometimes survive the intense friction and heat upon entering Earth's atmosphere, but by and large the ...

Image: Station crew sees 'night-shining' clouds

(Phys.org) -- In both the Earth's Northern and Southern Hemispheres polar mesospheric clouds are at the peak of their visibility, during their respective late spring and early summer seasons. Visible from aircraft in flight, ...

Night Time Artificial Cloud Study Conducted

A rocket experiment that may shed light on the highest clouds in the Earth's atmosphere was conducted September 19 from NASA's Wallops Flight Facility in Virginia.

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