Understanding how the universe transitioned from darkness to the emergence of stars marks a critical shift known as Cosmic ...

LOFAR detects a faint radio 'mini-halo' from 3.8 billion years ago, revealing how galaxy clusters evolved in the early ...

Astronomers have uncovered a vast cloud of energetic particles—a "mini halo"—surrounding one of the most distant galaxy clusters ever observed, marking a major step forward in understanding the hidden ...

1 - Polaris - The current North Star Polaris can be found using the 'pointer stars' Merak and Dubhe from the constellation Ursa Major. | Credit: Starry Night ...

Ursa Major has been awarded a contract for delivery of fully integrated GEO propulsion systems for a customer focused on critical space missions. The multi-year award totaling $10 to $15 million ...

The Ursa Major constellation is particularly significant, as it has been revered in various cultures for its link with the North Star. In Hindu mythology Ursa Major is known as the Saptarishi (Seven ...

2. Pompeii, Italy Another major city from ancient times is Pompeii. It was a city thriving in all its glory when all of a sudden it fell silent under layers of ash and pumice. The city was buried when ...

Ursa Major plans to next conduct more tests of this motor, including with an extended-range version, in 2025, according to Jablonsky. The system is expected to be qualified in 2026.

WASHINGTON — Ursa Major, a rocket propulsion company, announced Aug. 1 that Dan Jablonsky, former chief executive of Maxar Technologies, has been appointed as its new CEO effective Aug. 5.