"When Arp 220 is observed as a whole, it's one of the best places in the universe for astronomers to study how gravity, star formation, and powerful winds work together with strong magnetic fields to ...

"Five significant threat vectors" are of concern to U.S. Strategic Command (STRATCOM), Adm. Richard Correll,  said on ...

Ultra Maritime UK is pursuing two growth vectors as it seeks to expand sonobuoy production at its new integrated design and ...

Learn how to calculate gravitational forces on a spacecraft from Earth and the Moon! Step-by-step physics tutorial covering force equations, vectors, and practical examples for orbital mechanics.