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 ...

Go outside right now. What’s the farthest thing you can see? A tree? A bird? What about the Moon? It’s 250,000 miles away. The Sun is 400 times farther than that, at nearly 100 million miles (but ...

Getting your first telescope should feel exciting, not frustrating. If I avoid a few common beginner mistakes, I can turn that confusing bundle of glass and metal into a tool that reliably shows the ...

Rochester Institute of Technology astrophysicist Jeyhan Kartaltepe will be one of the first scientists to use NASA’s James Webb Space Telescope soon after it launches in spring 2019. The Webb ...

This all-inclusive refractor is best for observing planets and the moon, but still able to give skywatchers some glimpses of deep-sky objects.