11/05/2021 |
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NEWS & FEATURES |
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X-ray: NASA/CXC/SAO/R. DiStefano, et al.; Optical: NASA/ESA/STScI/Grendler; Illustration: NASA/CXC/M.Weiss In a galaxy far, far away lies an exoplanet circling a binary system that contains a neutron star or black hole.
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NASA Goddard Space Flight Center To learn about the Sun’s violent history — and to better understand the threat of powerful flares or coronal mass ejections — researchers deploy inventive techniques. |
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NASA, ESA, and W. Keel (University of Alabama) This cosmic gourd is carving its spot in the universe. |
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NASA/Ames Scientists need to pin down the lifetime to better understand fundamental physics questions, like how the universe evolved. NASA, ESA and Jesús Maíz Apellániz (Instituto de Astrofísica de Andalucía, Spain). Acknowledgement: Davide De Martin (ESA/Hubble) What happened to the Sun’s original star cluster? Is it possible for new clusters to form from random stars being gravitationally attracted to each other? |
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OBSERVING |
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Giuseppe Donatiello (Flickr) Your daily digest of celestial events coming soon to a sky near you. |
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PICTURE OF THE DAY |
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Douglas J. Struble from Taylor, Michigan Sharpless 2-71 is an unusual planetary nebula in the constellation Aquila the Eagle. Astronomers assumed that Sh 2-71 formed when the star visible at the center of the nebula expelled its outer layers. They now think that a dimmer star not visible in this image was the one that created the expanding cloud. |
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