The South Florida Science Center recently added a new ten-inch telescope and turned to [Andres Paris] and his brother to replace the hand-cranked dome door system. They turned to an Arduino along ...

"If you want to take the stairs and walkways from the entrance of the ELT's dome all the way up to the top, you need about 30 minutes." The world's largest telescope continues to take shape on the ...

Construction of the world's largest telescope moves forward with progress of the structure's dome and housing for the primary mirror. The European Southern Observatory's (ESO) Extremely Large ...

The International Dark Sky Discovery Center (IDSDC) in Fountain Hills recently marked a significant milestone with the ...

The original instrument to occupy the dome was the 10.5-inch Bausch telescope, which was installed in the new observatory building in 1953. The 25-foot diameter dome was necessary to encompass the ...

Subaru Telescope’s celebration of its 25th anniversary is wrapping up in March 2025. There have been multiple projects to ...

The dome of the Daniel K. Inouye Solar Telescope (left) towers over the domes of Panoramic Survey Telescope and Rapid Response System (Pan STARRS) I and 2 at the summit of Haleakala in 2018.

But for much of that time their view was blocked by clouds, a foot of snow, and, this August night—midwinter in Chile—humidity so high that the telescope dome had to be shut to keep out frost.

The dome structure has large sliding doors that will remain closed during the day and open at night, allowing the telescope to survey the sky. There's a reason the dome is so big: It is designed ...