Topic

astronomy

5 articles matching this topic.

Editorial illustration of Edmond Halley looking through a telescope at a glowing comet above 18th century London

ASTRONOMY

Why Is Halley's Comet Famous?

halley's cometspace

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Composite image showing all phases of the moon from new to full and back

Space & Astronomy

Why Does the Moon Change Shape?

The moon does not actually change shape. Its phases are caused by the changing angle at which we see its sunlit half as it orbits Earth.

moonlunar phases

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Editorial illustration of a telescope collecting light from distant stars and focusing it through lenses

ASTRONOMY TOOLS

How Do Telescopes Magnify Objects?

telescopesmagnification

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Editorial illustration of planets sitting in curved dents on a grid representing warped spacetime

WHAT IF

What Would Gravity Look Like If It Was Visible?

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Editorial illustration of Galileo's telescope observations including Jupiter's moons and the lunar surface

SCIENCE HISTORY

What Did Galileo Discover?

galileoastronomy

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