Aug 5 - Io's Weird Volcanoes

August 5 Io's Weird Volcanoes by:

A montage of Jupiter and its volcanic moon Io, taken during by the New Horizons spacecraft - en route to Pluto - in early 2007. Notice the volcanic plume above Io's darkened surface. Image via NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute/Goddard Space Flight Center/Cosmos.

A closer look at Io's weird volcanoes Io's volcanoes have fascinated scientists since the Voyager 1 spacecraft first discovered them nearly 40 years ago. Now a comprehensive new report - based on ground-based studies - unveils new mysteries about the most volcanically active world in our solar system. Read more. A big earthquake in the US Pacific Northwest? Most people don’t associate the U.S. Pacific Northwest with earthquakes, but maybe they should. It’s home to the 600-mile (1,000-km) Cascadia megathrust fault, stretching from northern California to Canada’s Vancouver Island. Read more. Albireo, beloved double star Albireo is known best for the striking color contrast between its two stars - the brighter gold star and the dimmer blue star. How to see Albireo.

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Next few evenings … Moon swings by star Spica Spica is one of 4 1st-magnitude stars shining close to the ecliptic, which is the plane of Earth's orbit around the sun projected onto our sky. The green line on this chart represents the ecliptic. Read more.

Bee on a lilac View at EarthSky Community Photos. | Richard Swieca in Ste. Agathe des Monts, Quebec, Canada, caught this image over the weekend. He wrote: "A bee getting nectar from a lilac. Just the moment!" Thanks, Richard! Submit your photo to EarthSky here! Did a friend forward EarthSkyNews to you? Click here to get your own subscription!

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