extragalactic astronomy

What Did The Hubble Do?

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What Did The Hubble Do? Hubble has helped scientists learn about our solar system. The telescope observes comets and planets. Hubble even discovered moons around Pluto that had not been seen before. The telescope has helped scientists understand how planets and galaxies form. What is Hubble most famous for? Edwin Hubble, for whom the Hubble

What Evidence Supports The Big Bang Theory?

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What Evidence Supports The Big Bang Theory? Two major scientific discoveries provide strong support for the Big Bang theory: • Hubble’s discovery in the 1920s of a relationship between a galaxy’s distance from Earth and its speed; and • the discovery in the 1960s of cosmic microwave background radiation. What evidence supports the Big Bang