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ابرماه بهار 1399
تصویر ماه شب 15 شعبان 1441
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بهترین مکان برای جمع آوری نمونه از سطح دنباله دار بنو کجاست؟
بهترین مکان برای جمع آوری نمونه از سطح دنباله دار بنو کجاست؟ NASA در سال 2016 مأموريت OSIRIS -REX را آغاز کرد که شامل ابزارهای روباتیک ، تفسیر طیفی ، شناسایی منابع ، امنیتی و شناسائی رگولیت ها را برای بررسی سیارک 500 متری 101955 Bennu ارسال کرد.
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NGC 7023: The Iris Nebula
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Da Vinci Rise
An old Moon rose this morning, its waning sunlit crescent shining just above the eastern horizon before sunrise.
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The Iris Nebula in a Field of Dust
These cosmic dust clouds drift some 1,300 light-years away along the fertile starfields of the constellation Cepheus.
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Ares 3 Landing Site: The Martian Revisited
This close-up was taken from the Mars Reconnaissance Orbiter's HiRISE camera.
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Astronomy Picture of the Day: 3D Bennu
Put on your red/blue glasses and float next to asteroid 101955 Bennu.
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Astronomy Picture of the Day: Rotating Asteroid Bennu from OSIRIS-REx
Could this close-by asteroid ever hit the Earth? Eventually yes -- but probably not for a very long time, even though the asteroid is expected to pass inside the orbit of the Moon next century.
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Astronomy Picture of the Day: Opportunity After the Storm
On Mars dust storms can't actually blow spacecraft over, but they can blot out the Sun.
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Astronomy Picture of the Day: Stickney Crater
Stickney Crater, the largest crater on the martian moon Phobos, is named for Chloe Angeline Stickney Hall, mathematician and wife of astronomer Asaph Hall.
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