Satellites come in all shapes and sizes, but there aren't any that look quite like SPHEREx, an infrared observatory NASA ...

Am astrophotographer has now unveiled the most breathtaking photo of the Andromeda galaxy we've ever seen, and he took it ...

On balconies and in backyards, Wi-Fi–enabled telescopes are connecting astronomy enthusiasts across six continents.

In binoculars (inset) and backyard telescopes, hundreds of fainter stars surround them. Not surprisingly, many cultures, including Aztec, Maori, Sioux, Hindu, and more, have developed stories ...

For centuries, telescopes have relied oncurved glass lenses to bend light and bring the cosmos into focus. While effective, these traditional lenses come with a major drawback—the more powerful they ...

We put Starfield Optics' flagship Géar telescope — the Starfield Géar 115 Triplet APO — to the test. It did not disappoint.

For everyday cameras and backyard telescopes, lens thickness isn't a huge problem. But when telescopes must focus light from galaxies millions of light-years away, the bulk of their lenses become ...

The best telescopes allow you to observe the full planetary parade more closely and give you a front-row seat to the total lunar eclipse on 13-14 March. The best telescopes unlock the wonders of ...