Hamilton College and the Make-A-Wish Central New York will fulfill a wish for a 14-year-old child, Matthew, on for Friday, ...

In Chile's Atacama Desert, the European Southern Observatory is constructing the Extremely Large Telescope (ELT), poised to be the world's largest optical telescope. ESO's live webcam offers a ...

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 ...

How can you fairly compare one telescope to another? It's all in the (angular) resolution. The entire point of introducing telescopes into astronomy is to make distant things more visible.

Learn more › While standard telescopes are certainly cool devices, there is no shame in preferring a telescope for beginners if you’re just starting. Telescopes have multiple moving parts ...

then you've come to the right place. The Dobsonian telescope design was developed by John Dobson in the 1960s, and it quickly took the amateur astronomy world by storm because it made it ...

The Subaru Telescope in Hawai‘i is adding a new instrument to its arsenal, one that will observe the cosmos through a compound eye. The compound eye will allow Subaru to observe about 2,400 ...

To celebrate, 17 radio telescopes across five continents coordinated for over 33 consecutive hours last week to observe three different quasars—supermassive black holes, each of which lies at ...

Learn more › Viewing the night sky up close and personal with the help of a travel telescope is a magical experience. After all, many of us live in locations with far too much light pollution to ...

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 ...