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Latest Polar Mesospheric Clouds Stories

Noctilucent Clouds Observed By NASA Sounding Rocket
2013-04-04 14:55:35

In October 2011, a NASA-funded sounding rocket traveled up through these ice clouds for a five minute trip to collect some of the first data on just how much smoke exists, what size the particles are, what electrical charge they have, and whether they could indeed form these shimmering clouds as predicted.

Shuttle Exhaust Reveals More About Atmospheric Winds
2012-08-29 08:07:03

The last space shuttle flight took place on July 8, 2011, sending Atlantis into space for its thirty-third, and final mission, releasing 350 tons of water vapor exhaust.

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2011-04-19 13:25:00

High up in the sky near the poles some 50 miles above the ground, silvery blue clouds sometimes appear, shining brightly in the night.

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2009-12-16 11:10:00

NASA's Aeronomy of Ice in the Mesosphere (AIM) satellite has captured five complete polar seasons of noctilucent (NLC) or "night-shining" clouds with an unprecedented horizontal resolution of 3 miles by 3 miles.

2009-12-15 15:40:00

GREENBELT, Md., Dec. 15 /PRNewswire-USNewswire/ -- NASA's Aeronomy of Ice in the Mesosphere (AIM) satellite has captured five complete polar seasons of noctilucent (NLC) or "night-shining" clouds with an unprecedented horizontal resolution of 3 miles by 3 miles.

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2009-12-02 14:41:04

The STPSat-1, built for the Department of Defense (DoD) Space Test Program (STP) and operated by the DoD STP for the first year then transitioned to NRL for the last 16 months, was decommissioned on October 7th after completing almost 2 ½ years of successful on-orbit operation.

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2009-09-20 07:25:00

A NASA rocket launched to study clouds spooked dozens of people along the US East Coast, some worried about aliens landing, officials said.

2009-09-09 14:42:00

WALLOPS ISLAND, Va., Sept. 9 /PRNewswire-USNewswire/ -- A rocket experiment that may shed light on the highest clouds in the Earth's atmosphere will be conducted Sept.

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2008-11-13 14:28:46

The Naval Research Laboratory's Spatial Heterodyne Imager for Mesospheric Radicals (SHIMMER) has successfully observed a second northern season of Polar Mesospheric Clouds (PMCs), which are the Earth's highest clouds.

2008-01-03 10:02:49

A Hampton University professor is shedding new light on night-shining clouds that might be affected by climate change. Jim Russell is the lead scientist for the NASA-funded AIM satellite, the first to study the wispy "noctilucent" clouds, which only appear above Earth's poles.


Word of the Day
ecotone
  • A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.