EarthSky22: Landsat, the next generation

Lead Producer and Host: Mike Brennan

ES 22 Producers: Deborah Byrd, Emily Howard, Jorge Salazar

Science News of the Week:

Galactic bone. This infrared photo of the galactic plane, taken with the Spitzer Space Telescope, centers on the Nessie structure. It spans about 2,000 by 200 light-years at the cloud’s distance of 11,000 light-years (3.5 kiloparsecs). Credit: NASA/JPL/SSC

Astronomers have discovered a delicate piece of our galactic skeleton, what they are calling a “bone”

Researchers studying lightning bugs learn how to improve LED efficiency by up to 55%

The Amazon rainforest is experiencing a loss of diversity in the microbial organisms in the soil

Australia experiencing record heat and fires across the continent

Song of the Week:

Belaire’s “Lightning on the Beach.”

A zoomed-in portion of LIMA – the Landsat Image Mosaic of Antarctica. The image is in true color. See the interactive mosaic here.
Artist’s impression of a Landsat satellite. Image via NASA

Featured This Week:

Landsat The Landsat series of Earth-observing satellites has been in orbit since 1972. On February 11, the next generation of Landsat satellites is set to launch what NASA is calling the Landsat Data Continuity Mission. Check out LIMA – the Landsat Image Mosaic of Antarctica – here.

Stargazing our own spiral arm Deborah Byrd explains what we’re looking at when we look up into the evening sky in Northern Hemisphere winter, and why the stars look so brilliant at this time of year. See charts of stars in our local Orion Arm of the galaxy here.

Thanks for listening in to your 22 minutes of science and music!

This week’s musical contributors:

The Black and White Years


One Hundred Flowers

Sleep Good

Arum Rae

January 12, 2013

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