Answer help for Second Thoughts, featuring one of today's clues: Some telescopes have these at both ends, from USA TODAY ...

Are streetlamps and other light sources ruining your stargazing? Pick up one of these six portable telescopes and seek out ...

It lurks inside a galaxy cluster — a huge group of galaxies bound together by gravity — and that cluster is in the throes of ...

The James Webb Space Telescope’s Near-Infrared Camera captured an "array of stars that make up the dwarf galaxy Wolf–Lundmark ...

Wandering black hole revealed by a dying star lies 3,500 light-years from its galaxy’s center, giving clues to its past and ...

Four giant telescopes developed under Japan's leadership have been completed on a Spanish island as part of an internationa ...

Astronomers have discovered a star being torn apart by a massive black hole more than 1,000 parsecs from the center of its ...

The Roman Space Telescope realizes an idea conceived at UC Berkeley and Berkeley Lab. A Berkeley astronomer now leads a large ...

The international CTAO completed four 23 m gamma-ray telescopes on La Palma, Spain. The LST array is designed to detect 20 ...

Dark clouds swirl across a star-speckled sky as the Milky Way stretches above La Silla Observatory in Chile's Atacama Desert.

From the Crab Nebula to the Orion Nebula, these 10 winter deep-sky objects are easy to find and perfect targets for small ...