When you look at the night sky, do you ever wonder what's going on out there? On a clear night with a dark sky, if moonlight doesn't wash it out, sometimes you can see the arc of the Milky Way. The ...

The James Webb and Hubble Space Telescopes collect a lot of light, but how? Subscribe and turn on notifications 🔔 so you don't miss any videos: https://s.si.edu/3rnWsfq The more light a telescope ...

Dave Leake teaches ciLiving host, Jaclyn Friedlander how telescopes work Join us as we explore the fascinating world of telescopes! In this video, we’ll dive into the main types of telescopes and ...

"Knock on wood, it can go another 10 years," former astronaut John Grunsfeld says. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. John Grunsfeld ...