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5
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magnitude of a celestial object as it is actually measured from the earth
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7
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group of stars forming a recognizable pattern
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8
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luminous envelop of a star from which it's light and heat radiate
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9
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reddish gaseous layer above photosphere of sun or other star
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11
|
celestial object of very small radius and very high density
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12
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very large star that is even brighter than a giant
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13
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region of space having a gravitational field so intense that no matter or radiation can escape
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1
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unit of astronomical distance equivalent to the distance that light travels in one year
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2
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spot/patch appearing from time to time on the sun's surface. Is also colder than the surrounding area
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3
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cloud of gas and dust in outer space
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4
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rarefield gaseous envelop of sun and other stars
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5
|
magnitude of a celestial object as it would be seen at a standard distance of 10 parsecs
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6
|
small very dense star that is typically size of a planet
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10
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systems of millions of billions of stars, together with gas and dust, held together by gravitational attraction
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