Despite decades of warnings, governments and private companies have continued launching missions with little plan for what ...

How high must a satellite orbit to stay perfectly synchronized with Earth’s rotation? 🌍 This video determines the exact orbital altitude required for a geosynchronous orbit, clearly explaining the ...

ESA’s Zero Debris Vision sets six priority goals: preventing debris release, ensuring clearance at end-of-life, preventing ...

A research team from the Beijing Institute of Technology (BIT) and Yinhe Hangtian has achieved a major advance in orbit ...

It seems like everything orbits something in space. Moons orbit planets. Planets orbit stars. Stars orbit the centers of galaxies. But beyond that, things get a little harder to visualize. Do galaxies ...

For the inner four planets in this solar system, each planet orbits the sun three times for every two orbits of the planet immediately to its outside. For the fourth, fifth and sixth planets, they ...

China’s first launches of 2026 send Yaogan spacecraft into unusual orbit, loft Guowang satellites  China conducted a pair of ...

In theory, a planet may be able to orbit a binary star system in a figure of eight, but it may not be particularly stable, ...