Just how big would a telescope need to be to actually see an alien world in detail? The James Webb Telescope just took a photo of a newly discovered exoplanet. Exciting stuff but the raw image just ...

From magnification to light-gathering, here’s how to make the decision between buying a telescope or a monocular for stargazing and astronomy. When you purchase through links on our site, we may earn ...

Originally, the telescope was an optical instrument much like a spyglass, using lenses, mirrors, or some combination of the two. Today, the term "telescope" describes a wide range of instruments using ...

Update: NASA is now targeting a launch for Friday, March 7. Find the latest information on the mission here. How did the universe begin? How do planets form and galaxies develop? Could life exist ...

As the Trump administration plans to gut funding for space science programs, a new idea has launched: scientific-telescope-as ...

Seeing the stars or the moon doesn’t have to be complicated; even a beginner can do it with the right scope. By John Alexander Published Feb 27, 2025 9:15 AM EST We may earn revenue from the products ...

What your telescope sits on can be just as essential as the scope itself. By John Alexander Published Mar 7, 2025 9:45 AM EST We may earn revenue from the products available on this page and ...

The giant, 40-ft. space telescope resting in the airtight, climate-controlled clean-room at NASA’s Goddard Space Flight Center in Greenbelt, Md., wants nothing to do with the microscopic dust ...

"We show that this design can, in principle, find half of all existing Earth-like planets orbiting sun-like stars within 30 light-years in less than three years." To resolve nearby Earth-like ...