Monday, July 22, 2019

July 22 - Meet the Space Robots

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The climbing robot LEMUR rests after scaling a cliff in Death Valley, California, in early 2019. The robot uses special gripping technology that has helped lead to a series of new off-roading robots that can explore other worlds. Image via NASA/JPL-Caltech. Read more.

Meet a family of NASA space robots
NASA engineers are working on a new family of space robots that can roll, climb, and use artificial intelligence to navigate around obstacles in rough terrains, on other worlds. Meet the family, here.

Astronomers probe a mini-Neptune's atmosphere

Exoplanet Gliese 3470 b fits nicely in size between our solar system's Earth and planet Neptune. Known as a mini-Neptune, it likely has a rocky core beneath a deep, crushing, hydrogen-helium atmosphere. The analysis of its atmosphere is a first for one of these mid-sized worlds. Read more.

Corals spreading to subtropical waters

Scientists have detected increases in coral populations in subtropical waters. They might help to offset some of the coral declines in warming waters around the equator. Read more.

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Tonight … Summer Triangle and smallest constellations

You need a dark country sky to see these 3 small constellations: Vulpecula the Fox, Delphinus the Dolphin and Sagitta the Arrow. Read more.

Fogbow over the Australian outback

View at EarthSky Community Photos. | Alan Nicolle in New South Wales, Australia, captured this image on July 16. He wrote: "I was out geocaching in the outskirts of Broken Hill, when I turned back to see this fogbow developing. I took quite a few photos with the iPhone, and rode back to the car on my bike, but by the time I got back to the car to use my SLR, it had faded." Thank you, Alan!  See more fogbow photos.
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