1.The Hubble Space Telescope is a well-known satellite. It was launched into space in 1990. It is in orbit 380 miles above Earth. Hubble takes photos of our solar system and faraway galaxies. A galaxy is a huge group of stars, dust, and gas. Over the years, Hubble has taught scientists a lot about space. What is the appropriate unit for measuring the distance to other galaxies?
A. Miles
B. Astronomical units
C. Kilometers
D. Light years
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1.The Hubble Space Telescope is a well-known satellite. It was launched into space in 1990. It is in...
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