| | September 23 Asteroid Rovers Landed Successfully | | | |
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| | | One of the rovers in Japan's Hayabusa2 mission caught this image yesterday as it bounced after landing on asteroid Ryugu. The bright white region - and blue area - are distortions, caused by sunlight. Image via JAXA/Hayabusa2. | | | | Birds flying south. How many will return? | | Contrary to popular thought, birds wintering in the tropics survive the winter better than birds wintering in the U.S. That's despite the fact that tropical wintering birds migrate 3 to 4 times farther. Read more. | | | | | | | |
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| | | The September equinox is this weekend | Our friend Lee Capps captured the 1st sunrise of fall from central North Carolina. Read more. | | | | |
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| | Last night's moon, from Ireland | It's waxing toward a full moon on Monday night, the full moon closest to the September equinox. This full moon marks the Harvest Moon for us in North America, and the Mid-Autumn Festival across Asia. This photo is from last night, via our friend Deirdre Horan in Dublin, Ireland. Thanks, Deirdre! | | |