The relationship between a galaxy’s speed and distance is governed by “Hubble’s constant”, which is about 43 miles (70 km) per second per Megaparsec (a unit of length in astronomy).

Once again, we’ve scoured the astro-marketplace to find the finest, most practical, and most innovative products for Astronomy magazine’s Star Products, 2024 edition. This collection of 35 ...

The world’s richest man gave his money and time in campaigning for the president-elect and now is putting in his requests for a friendlier regulatory environment. By Eric LiptonKirsten ...

In this video, Astronomy magazine editor Dave Eicher invites you to observe a comet that’s becoming visible in the evening sky. Starting around October 14, look just to the south of west between ...

Welcome to the Department of Physics and Astronomy at the University of Delaware, where the pursuit of scientific discovery and innovation meets cutting-edge research and academic excellence. Our ...

Astronomy is arguably the oldest science, and has featured strongly throughout the history of Nature — the first quasar, the first exoplanet, the nature of spiral nebulae, to name but a few of ...

Short days and dark nights are here. These are the best headlamps for astronomy, stargazing, dog walking, and late-night runs — plan ahead of the Black Friday sales. If you often find yourself ...

The supreme court is being asked to hold the proceeds assignment void and render a take-nothing order. A Texas law firm looking to undo a $15 million legal malpractice judgment against it hopes to ...

The constitutional Amendment A ballot question that asks Utah voters to consider changing how state income tax revenue can be spent is now void, a judge ordered Wednesday. Amendment A may still ...

A Georgia judge struck down several rules recently passed by the State Elections Board (SEB) Wednesday, measures that were a subject of fierce debate between Trump and Harris surrogates in the key ...

The ghosts of stars are up to their usual mischief. By Dennis Overbye The Pentagon needs what the company offers to compete with China even as it frets over its potential for dominance and the ...

Three NASA astronauts whose prolonged space station mission ended with a trip to the hospital last month declined to say Friday which one of them was sick. If I ask you to picture a radio ...