The Big Dipper (Ursa Major or Big Bear in Latin) is the most recognized constellation in the Northern Hemisphere.

In the case of the Big Dipper, it's part of the constellation Ursa Major the Great Bear. While the Big Dipper is visible year ...

People in Northern California will get a chance to view the Quadrantid meteor shower, but only if they are up to either waking up early or staying up really late.

With their eyes fixed on the sky, the ancient Greeks formed constellations through noticing shapes in the stars.

Ursa Major Technologies Inc. and Raytheon’s Tucson, Arizona-based rocket unit have completed a successful missile flight test for the U.S. Army, using the companies’ advanced long-range solid ...

Raytheon’s Tucson-based missile manufacturing operation this week announced a successful missile test for an advanced long-range solid rocket motor it is developing together with Colorado ...

WASHINGTON — Rocket propulsion startup Ursa Major announced Dec. 18 that one of its solid rocket motors completed a successful flight test on a Raytheon-built missile for the U.S. Army.

The explosion occurred in Ursa Major’s engine rooms just after midday on Dec. 23, causing the ship to list between Spain and Algeria. The cause is not yet known. The news website La Verdad ...

A Russian vessel, Ursa Major, sank in the Mediterranean after an explosion, leaving two crew members missing. The ship was operated by Oboronlogistika, a Russian Defence Ministry-affiliated ...