Space · Topic 83 of 119
Telescopes Through History
⭐ MasteredTelescopes have helped people explore the sky for over 400 years. Early telescopes used lenses, while modern telescopes use mirrors and detectors to collect faint light.
💡 Fun fact
Galileo used an early telescope to discover moons orbiting Jupiter in 1610.
All about Telescopes Through History
Telescopes have helped people explore the sky for over 400 years. Early telescopes used lenses to gather and focus light, while modern telescopes use large mirrors and sensitive detectors. Telescopes can also be placed in space to avoid the blurring of Earth's atmosphere.
Galileo used an early telescope to discover four moons orbiting Jupiter in 1610. Since then, telescopes have revealed galaxies, planets and the expanding universe.
🎮 Try it yourself!
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