You can capture amazing astrophotos with only a camera and a tripod — this beginner's guide will show you how.

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

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The GMLRS ER (Guided Multiple Launch Rocket System Extended Range) is an advanced version of the GMLRS rocket, designed to ...

The Andromeda nebula, M31, was a prominent example. It’s visible to the naked eye from a dark site ... These glass plates recorded images of the night sky using a light-sensitive emulsion covering ...

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Possibly one of the best-known constellations in the northern sky, Ursa Major—or the Great Bear—contains an asterism of seven ...

Once set up, you can use the app to point it anywhere in the night sky. The app provides detailed star maps, and with the telescope’s built-in GPS, it can automatically track objects in real ...