The powerful, Tucson-born infrared eyes of the James Webb Space Telescope have notched another record for long-range viewing: ...

Abstract: We present bulge and disc (B/D) decompositions of existing K′ surface brightness profiles for 65 Ursa Major (UMa) cluster spiral galaxies. This improves upon the disc-only fits of Tully et ...

The Pinwheel Galaxy lies 21 million light-years away in the Ursa Major constellation ... enveloped by dust and gas. The Antennae Galaxies are rich with black holes and neutron stars, driving rapid ...

Giant ground-based reflector telescopes do much of astronomy's heavy lifting, although the U.S.'s largest in Hawaii is not ...

Yale researchers among those who discovered three “ultra-massive” galaxies, which were formed shortly after the Big Bang and ...

Star-forming galaxies, including ours, are rich in elements — and secrets. Stars come to life fastest in the early histories of such galaxies, but this process doesn’t last at such a high rate ...

The loss of the 13,000-ton M/V Ursa Major is a major blow to Oboronlogistika and the battered Russian shipbuilding industry. The German-built Ursa Major was just 15 years old, young for an ...

It's explored our own solar system, studied the atmospheres of distant planets in search of signs of life and probed the farthest depths to find the very first stars and galaxies formed in the ...

On this day three years ago, we witnessed the nail-biting launch of the James Webb Space Telescope (JWST), the largest and most powerful telescope humans have ever sent into space. It took 30 ...

Find the best telescopes to unlock the wonders of the night sky and view lunar occultations, celestial conjunctions and planetary parades in January. "There are telescopes tailored to all sorts of ...