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

If you are up before dawn this January, look for the bright — but elusive — planet Mercury in the sunrise direction. Try ...

A Russian cargo ship has sunk in the Mediterranean Sea after an explosion onboard, Russia’s Foreign Ministry said on Dec. 24.

Raytheon’s missile manufacturing operation announced a successful test for an advanced long-range military solid rocket motor it's developing with a Colorado aerospace propulsion systems maker.

If you have visited an island like one of the Hawaiian Islands, Tahiti or Easter Island, also known as Rapa Nui, you may have noticed how small the ...

Raytheon and propulsion company Ursa Major have announced the completion of a missile flight test for their long-range solid rocket motor. Developed for the U.S. Army, the rocket motor demonstrates a ...

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 ...

This constellation is a reliable fixture in the northern sky and is relatively easy to spot, despite its smaller and dimmer ...

This constellation is a reliable fixture in the northern sky and is relatively easy to spot, despite its smaller and dimmer appearance compared to its famous neighbor, Ursa Major. Using Polaris ...