Zoom in on the Andromeda Galaxy with Hubble. What looks like a smudge of light to the unaided eye is actually a vast galaxy containing an estimated 1 trillion stars.
— Wonder of Science (@wonderofscience) February 3, 2023
Credit: ESA/Hubble & NASA
Full HD version on Youtube: https://t.co/uE6XQiyJ5e pic.twitter.com/NXK3LBQkM1
Galaxies can contain as many as 100 trillion stars. Astronomers believe there are about 170 billion galaxies in our universe.
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