kometa Halejena

kometa Halejena

Halley's Comet is a well-known short-period comet (a comet that appears relatively frequently in Earth's atmosphere) that is visible from Earth every 75-76 years. Unlike other short-period comets, Halley's Comet can be seen without the aid of a telescope or any other optical equipment.

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التحسين

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نوع المصطلح: اسم علم
المرادف (المرادفات)
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المجال / النطاق: علم الفلك
الفئة: النظام الشمسي
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kometa

علم الفلك; فلك عام

A celestial body orbiting the sun (though some may be ejected from the solar system by planetary perturbations) that displays (at least during a portion of its orbit) some ...

kometa

علم الفلك; علوم الكواكب

A small body (a "dirty iceball", typically 1 km across, with dust and plasma tails) that circles the Sun with a highly elliptical orbit.

kometa Hrli

علم الفلك; فلك عام

Comet Hartley 2 was discovered in 1986 by Malcolm Hartley, an Australian astronomer. Comet Hartly 2's circuit around the sun takes about 6.46 years Also known as Comet 103P, the ...

meteorski pljusak Gemindi

علم الفلك; النظام الشمسي

Also known as the "Geminids," the Geminid Meteor Shower is an annual meteor shower that occurs around December 13th-14th of each year. Unlike other meteor showers, which originate ...

zimski solesticij

علم الفلك; النظام الشمسي

The time when the sun is at its southernmost point in the sky, the greatest possible distance from the celestial equator in the Northern Hemisphere. The winter solstice annually ...

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المجال / النطاق: فضاء الفئة: رحلة الفضاء

svemirski šatl

A reusable spacecraft with wings developed by the U.S. National Aeronautics and Space Administration (NASA) for human spaceflight missions. The first ...