Astronomers are urging limits on satellite launches after simulations showed some observatories could become effectively ...

In recent decades, we've learned huge amounts about the universe and its history. The rapidly developing technology of telescopes—both on Earth and in space—has been a key part of this process, and ...

Overview A good telescope helps you enjoy the Moon, planets, and stars in much greater detail.Beginners should choose simple ...

Space-based telescopes are remarkable. Their view isn't obscured by the weather in our atmosphere, and so they can capture incredibly detailed images of the heavens. Unfortunately, they are quite ...

Telescopes 4 inches or less in diameter are portable, easy to use, and great beginner instruments. Here, I’ll walk through ...

Many people have heard of the Keck Observatory and the Hubble Space Telescope, but few realize just how many powerful telescopes we have in the world, and in space. Because the objects they study are ...

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If the number of satellites in Earth's orbit exceeds 100,000, humanity may lose its ability to study the universe from the ...

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 offer you ...

The Celestron NexStar 4SE is one of the best telescopes on the market and now it's at its lowest price in years, 34% off post-Prime Day. When you purchase through links on our site, we may earn an ...

The world's first telescope, crafted in 1608 by the Dutch eyeglass maker Hans Lippershey, led to stunning technologies that would later revolutionize our understanding of the universe. While his ...