Compound, or catadioptric, telescopes combine lenses and mirrors for a compact option, suitable for both planetary and ...

Yerkes Observatory near Lake Geneva is more than 125 years old, is the site of numerous scientific discoveries, is home the ...

A new summer exhibition in the First Floor Gallery of the Albert and Shirley Small Special Collections Library explores the ...

Peering at the sunlit skies through a Vatican-owned space telescope and calling the last surviving member of the Apollo 11 ...

Pope Leo XIV celebrated the anniversary of the of the Apollo 11 spaceflight mission, the first crewed moon landing.

Amazon Prime Day ends today so if you are after any skywatching or astrophotography gear, we have you covered. If you want super portable optics for stargazing, check out our best Prime Day binoculars ...

PEERING at the sunlit skies through a Vatican-owned space telescope and calling the last surviving member of the Apollo 11 ...

After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the ...

One amateur astronomer is on a quest to identify every object in the catalog of Lynds’ dark nebulae. Tag along for the ...

More generally, contemporary maps of Mars were still based on observations from telescopes like Lowell's 24-inch refractor up to Mount ... NASA was a brand-new agency when the planning for the first ...

Framalicious/Shutterstock There’s a reason the Grand Canyon is on most travelers’ bucket list: Seeing pictures doesn’t do ...