The CRASH Clock is a new metric for measuring the risks of satellite congestion in low-Earth orbit. Its calculations are ...

In 2008, astronomers detected an unexplained bright object located 25 light-years from Earth in the Piscis Austrinus ...

A new study finds that, with the immense quantity of satellites that hurtle in Earth's orbit today, the first smashup would ...

NASA’s Hubble Space Telescope captured asteroids crashing into one another in a nearby planetary system around a star some 25 ...

Astronomers have been treated to a stunning fireworks display from around a young star called The events, detected in 2004 ...

The space around Earth has become increasingly cluttered with decades of accumulated debris left over from rocket launches, ...

The U.S. government says the actions of an air traffic controller and Army helicopter pilot played a role in a fatal collision last January between an airliner and a Black Hawk near the nation’s ...

0:56 Southern Ontario hit with blast of winter weather More than 150 collisions have been reported across the Greater Toronto and Hamilton areas since early Wednesday as a fast-moving winter system ...

China is accelerating its efforts to independently monitor space traffic by launching a second satellite constellation aimed at tracking objects in orbit. The Xingyan, or Star Eye, network is designed ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Marguerita is a Certified Financial Planner (CFP), Chartered Retirement Planning Counselor ...

Atomic and molecular collision processes are the physical interactions of atoms and molecules when they are brought into close contact with each other and with electrons, protons, neutrons or ions.