Hubble, Webb, Kepler, Spitzer, and Chandra.
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- When was the Hubble Space Telescope launched into orbit?
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1990
- Which American astronomer is the Hubble Space Telescope named after?
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Edwin Hubble
- What wavelengths does Hubble primarily observe?
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Visible light and ultraviolet radiation
- What optical defect did Hubble have immediately after launch?
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Spherical aberration in its primary mirror
- What famous images of star-forming regions did Hubble photograph?
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The Pillars of Creation in the Eagle Nebula
- How many astronauts are typically needed for a Hubble servicing mission?
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About 7 astronauts
- Is Hubble still collecting scientific data in 2026?
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Yes, it continues to operate
- When did the James Webb Space Telescope launch?
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December 2021
- What is the primary wavelength that Webb observes?
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Infrared light
- At which Lagrange point does James Webb orbit?
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Lagrange point 2, or L2
- Which three space agencies built the James Webb Space Telescope?
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NASA, ESA, and CSA
- What does Webb's large sunshield protect against?
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Heat and light from the sun and Earth
- How does Webb's mirror size compare to Hubble's mirror?
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Webb's is about 2.7 times larger
- What is one of Webb's primary scientific goals?
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Observing light from the first galaxies in the universe
- What did Webb discover in its first year of operation?
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Galaxies existing less than 300 million years after the Big Bang