天文·每日一图

天文·每日一图

郁金香星云

2019 September 21 The Tulip in the Swan Image Credit & Copyright: Robert Eder Explanation: Framing a bright emission region, this telescopic view looks out across a pretty field of stars along the plane of our Milky Way Galaxy, toward the nebula rich constellation Cygnus the Swan. Popularly call […]

天文·每日一图

土星的夜面

2019 September 20 Saturn at Night Image Credit: NASA, JPL-Caltech, Space Science Institute, Mindaugas Macijauskas Explanation: Still bright in planet Earth’s night skies, good telescopic views of Saturn and its beautiful rings often make it a star at star parties. But this stunning view of Sat

天文·每日一图

西面纱星云

2019 September 19 Along the Western Veil Image Credit & Copyright: Min Xie Explanation: Delicate in appearance, these filaments of shocked, glowing gas, are draped across planet Earth’s sky toward the constellation of Cygnus. They form the western part of the Veil Nebula. The Veil Nebula i

天文·每日一图

印度上空的巨大喷流

2019 September 18 Gigantic Jet Lightning over India Image Credit & Copyright: Hung-Hsi Chang Explanation: Yes, but can your lightning bolt do this? While flying from Munich to Singapore earlier this month, an industrious passenger took images of a passing lightning storm and caught something une

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在遥远系外行星上发现的水气

2019 September 17 Water Vapor Discovered on Distant Exoplanet Illustration Credit: ESA, NASA, Hubble; Artist: M. Kornmesser Explanation: Where else might life exist? One of humanity’s great outstanding questions, locating planets where extrasolar life might survive took a step forward recently

天文·每日一图

都灵上空的月华

2019 September 16 A Lunar Corona over Turin Image Credit & Copyright: Giorgia Hofer (Cortina Astronomical Association) Explanation: What are those colorful rings around the Moon? A corona. Rings like this will sometimes appear when the Moon is seen through thin clouds. The effect is created by t

天文·每日一图

土星的颀长风暴系统

2019 September 15 A Long Storm System on Saturn Image Credit: Cassini Imaging Team, SSI, JPL, ESA, NASA Explanation: It was one of the largest and longest lived storms ever recorded in our Solar System. First seen in late 2010, the above cloud formation in the northern hemisphere of Saturn started l

天文·每日一图

在小小行星搜寻系外行星

2019 September 14 Little Planet to Exoplanets Image Credit & Copyright: Petr Horálek / ESO Explanation: Of course this little planet is really planet Earth in a digitally stitched 360 x 180 degree mosaic captured high in the Chilean Atacama desert. The seemingly large domes house the 1-meter dia

天文·每日一图

获月

2019 September 13 A Harvest Moon Image Credit & Copyright: Jean-Francois Graffand Explanation: Famed in festival, story, and song the best known full moon is the Harvest Moon. For northern hemisphere dwellers that’s a traditional name of the closest full moon to the September equinox. In m

天文·每日一图

尘埃场内的鸢尾花星云

2019 September 12 The Iris Nebula in a Field of Dust Image Credit & Copyright: Markus Bauer Explanation: These cosmic dust clouds drift some 1,300 light-years away along the fertile starfields of the constellation Cepheus. The beautiful Iris Nebula, also known as NGC 7023, blossoms at the upper

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