EarthSky News - Sept 1 - September Planets and Full Moon

September 1 September Planets and Full Moon by:

September guide to the bright planets Jupiter and Saturn are evening planets. Venus, Mercury and Mars are morning planets. Watch for the close conjunction of Mercury and Mars around mid-September.  Watch for September's full moon Full moon falls during the night of September 5 for the Americas, September 6 for much of the rest of the world. It's not a true Harvest Moon yet, but - for the Northern Hemisphere - it acts like one. September's birthstone is the sapphire Happy birthday September babies! Like the ruby, your birthstone, the sapphire, is a form of the mineral corundum, a normally drab grey mineral.  Cassini plunges into Saturn September 15 The Cassini spacecraft's mission-ending dive into the atmosphere of Saturn is coming up. Here are the mission milestones for the coming 2+ weeks.

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Pluto in moon's direction September 1 Will you see Pluto? No way. This tiny world some 2,000 times fainter than the faintest star visible to the unaided eye.

Venus and bright stars, east before sunup From our friend Tom Wildoner, a single shot of the morning stars in the sunrise direction. He added labels to help you identify some of the brighter objects on your morning commute! Submit your photo to EarthSky here!

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EarthSky News - Aug 31 - Asteroid Florence is Coming

August 31 Asteroid Florence is Coming by:

Asteroid Florence is coming Biggest near-Earth object to pass this close since this category of objects was discovered over a century ago. Closest tomorrow, but online viewings start today. Exploring the triggers of cosmic disaster A new study uses data from ESA's Gaia satellite to give the first systematic estimate of how often passing stars nudge comets from the Oort Cloud and send them plunging toward the inner solar system. After Harvey, a fire ant raft in Texas A mass of live fire ants floating on the Texas flood. When is the Harvest Moon in 2017? In 2017, the autumnal equinox for the Northern Hemisphere comes on September 22. Official Harvest Moon is October 5, but the September 5-6 full moon shares the characteristics of a Harvest Moon.

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Tonight … Arc to Arcturus and spike to Spica Notice Jupiter. Find Spica. Then look for the Big Dipper and follow the arc in its handle.

After Harvey, a fire ant raft in Texas Photo by Brant Kelly/Flickr. Submit your photo to EarthSky here!

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