Vocabulary - Constellations
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Vocabulary
STUDENT RESOURCE 6.1
INFORMATION SHEET
constellation a group of stars that forms
star an object in space that produces its
a pattern in the sky
own heat and light
Ancient stargazers named the
Stars generate their own energy by the
constellations after mythical heroes,
process of nuclear fusion. Nuclear refers
animals, or objects. Orion, for example,
to the nucleus of an atom. Fusion means
was named after a hunter in Greek
to combine. During nuclear fusion, the
mythology. Today, astronomers use
nuclei of two hydrogen atoms combine
constellations as a map to locate objects
to form the nucleus of one helium atom.
in the sky. There are 88 recognized
Fusion releases enormous amounts of
constellations, some of which are visible
energy, including the light we see from
only from the Southern Hemisphere.
the star.
EXPLORING SPACE • SECTION 6 CONSTELLATIONS
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