Welcome to the Tuesday Telescope. There is a little too much darkness in this world and not enough light—a little too much pseudoscience and not enough science. We’ll let other publications ...

During its 35 years of orbiting the Earth, the Hubble Space Telescope has transmitted endless streams of magnificent images, confirmed the existence of "dark matter," and helped track a vagabond ...

Just how powerful is the world's most powerful telescope? Let's start with the human eye. The human eye has an angular resolution of about 1 arcminute. That's pretty impressive. Take a circle ...

From magnification to light-gathering, here’s how to make the decision between buying a telescope or a monocular for stargazing and astronomy. Ask an astronomer what the best monocular is for ...

The next great space telescope will study distant galaxies and faraway planets from an orbital outpost about a million miles from Earth. But first it has to be put together, piece by piece ...

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The telescope began as a relatively simple device, born out of optical experimentation. It combined a series of lenses and mirrors to collect and magnify light, allowing the user to see far away ...

The Giant Magellan Telescope will be built on a mountaintop in Chile’s Atacama Desert, a region that is home to many telescopes thanks to its clear skies, dry air and minimal ambient light ...

With so many ways to view the night sky, your choices for beginner telescopes can seem overwhelming. Considerations like aperture, mount type, build quality, and basic design are important ...

If the James Webb telescope was 10 times more powerful, could we see the beginning of time? - Sam H., age 12, Prosper, Texas The telescope design was a global effort, led by NASA, and intended to ...

The Celestron Astromaster 102AZ might seem like the ideal compromise for a beginner's telescope, but being okay at everything means it doesn't really stand out for any particular subject.