“We [will be able to] move quickly and map out very large areas of the sky,” adds Josh Schlieder, the telescope’s wide-field ...

A brilliant comet waved its tail above the site of the world's largest telescope as it lit up the night sky last month.

On the Webb telescope, 18 hexagonal mirrors combine to form a massive primary mirror that is 21 feet (6.5 meters) across. The surface area of this mirror is six times larger than that of the Hubble ...

Caldwell 103 is a treasure of the southern night sky. Also cataloged as NGC 2070 and often called the Tarantula Nebula or 30 Doradus, this chimerical structure is nestled in the Large Magellanic Cloud ...