Tell the telescope to find the Orion nebula and sit back as the gears whir and the instrument slews to put that magnificent star-forming gas cloud right into your eyeball.

How to build a telescope If you’re someone who spends their evenings watching the night sky and trying to get a glimpse of meteor showers or constellations, a telescope is a must. What can be… ...

How to build a telescope If you’re someone who spends their evenings watching the night sky and trying to get a glimpse of meteor showers or constellations, a telescope is a must. What can be… ...

Operating a telescope in space is a challenge, but so is moving one on Earth. An inside look at how NASA's James Webb Space Telescope moved from Houston to Los Angeles.

Besides a telescope, it doesn’t take much to observe the planets. A good way to start is to check out “The Sky this Month” in each issue of Astronomy.

"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." ...

Telescopes have allowed us to peer into the universe and examine our place within it. But even more so, telescopes have also allowed us to examine ourselves and our beliefs.

Earth is the only planet known to host life. All living systems depend heavily on liquid water. While single-celled life appeared early, complex life took billions. Human existence is tiny compared to ...