New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

To get an event in the Outdoors Calendar, contact Brad Dokken at (701) 780-1148, (800) 477-6572 ext. 1148 or by email at bdokken@gfherald.com. Deadline is 5 p.m. Wednesdays.

But in the past two decades, new types of black holes have been seen and astronomers are beginning to understand how they ...

Centimeter-sized pebbles have been detected in protoplanetary discs using e‑MERLIN, filling in a critical phase of planet ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

Goar’s passion is the Dark Sky Telescope Program that runs through Sept. 21, and that takes place in the Hurricane Ridge ...

The constellation Lyra is faint, but it contains Vega, one of the brightest stars in our Butler night sky. As soon as it gets ...

Armed with the world's largest digital camera, the Vera C. Rubin Observatory in Chile will take night-sky images that revolutionize astronomy.

A metrology system capable of cofocusing and cophasing is essential to ensure the performance of large segmented space telescopes, similar to that of monolithic telescopes, as well as to image the ...

SpaceX’s efforts to dim its Starlink satellites will likely be effective, at least for one major observatory. But the ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...