"It's amazing that after 35 years, Hubble still holds a unique capability as a top workhorse for science discoveries and ...

Building a better refractor The spyglass-turned-telescope had limitations, some of which Galileo was able to design around. To reduce distortions such as elongations and blurriness caused by the ...

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 surrounding you on the horizon, divide it into 360 little bits, ...

The ELT is leaping toward the stars, quite literally — its massive dome, once skeletal, is now clad in protective armor, ...

The Blue Prince Observatory offers some permanent upgrades via the telescope puzzle. The players can unlock the ...

We've picked out the the best telescopes for kids, just in time to make the most of April's full moon. If there's a space-obsessed youngster amongst your family or friends, now's a great time to ...

When I was a kid, I was fascinated by the Powers of 10 video, which came out in the 1970s. Perhaps you remember it, with the narrator taking us both outward toward the fathomless end of the Universe ...