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astromomski sumrak

The time when the Sun is 12-18 degrees below the horizon. When the Sun moves from 19 to 18 degrees below the horizon, astronomers can begin to detect an increase in the brightness of the sky, although to the naked eye the sky still looks dark.

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sumrak
항공우주; 우주선

For technical definition, please follow this link to the U.S. Naval Observatory Astronomical Applications website.

nautički sumrak
천문학; 행성학

The time when the Sun is 6-12 degrees below the horizon. Sky begins to get noticeably bright.

astronomski sumrak
항공우주; 우주선

For technical definition, please follow this link to the U.S. Naval Observatory Astronomical Applications website.

Nautički sumrak
항공우주; 우주선

For technical definition, please follow this link to the U.S. Naval Observatory Astronomical Applications website.

građanski sumrak
항공우주; 우주선

For technical definition, please follow this link to the U.S. Naval Observatory Astronomical Applications website.

Ceres
천문학; 행성학

The largest of the known asteroids; a dwarf planet. Also called 1 Ceres because it was the first asteroid to be discovered (by Piazzi in 1801).

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천문학; 행성학

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Viking
천문학; 행성학

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sublimacija
천문학; 행성학

Phase transformation from solid to gas.

Misija Stardust
천문학; 행성학

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Solarna i heliosfericna observatorija
천문학; 행성학

A project of international collaboration between ESA and NASA to study the Sun from its deep core to the outer corona and the solar wind. SOHO was launched in December, 1995. SOHO ...

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Njujork

A state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and ...

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