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Parts of planets and stars

axis

noun

an imaginary line through the middle of an object such as a planet, around which it seems to spin

core

noun

the central part of a planet

corona

noun

the outer atmosphere of the Sun

crater

noun

a large round hole on the surface of a planet caused by a meteorite hitting the surface

magnitude

noun

the brightness of a star, shown as a number

sunspot

noun

a dark area on the surface of the sun

pre-cation

a paid holiday given to a new employee before they start their job

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selfie stick

an expandable stick which you attach to a mobile phone or camera to help you take a selfie …

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