“The Milky Way is the universe.”
Usage Entry 1305 / 1350 60-second read
Galaxy vs. Universe
A collection of billions of stars versus everything that exists.
The comparisoni
“The Milky Way is our galaxy — one of at least two trillion in the observable universe. The universe contains all galaxies.”
The ruleii
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GALAXY = billions of stars. UNIVERSE = all.
GALAXY is a gravitationally bound system of stars, gas, dust, and dark matter — typically billions of stars. UNIVERSE is everything — all galaxies, all space, all time. The observable universe contains at least 2 trillion galaxies.
Memory aidiii
Remember it like this
Galaxy = stars. Universe = all.