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ecosystem
8 cards·by legacy-5438535123337216@noemail.invalid
the distance light travels in a year
light year
a cloud of gas or dust in which a new star is form
nebula
a gigantic explosion that occurs near the end of a star
super nova
the distance light travels in a year
light year
a cloud of gas and dust in which new stars form
nebula
a gigantic explosion that occurs near the end of stars
super nova
a point in space where there is such a strong gravity that nothing within a certain distance can
escape
black hole
a huge system of stars , dust, and gas held together by gravity
galaxy