More than a 150 years ago, before Neptune was ever sighted in the night sky, French mathematician Urbain Le Verrier predicted the planet’s existence based on small deviations in the motion of Uranus.

The long-standing idea of planets forming in perfectly flat, orderly discs has been challenged by new research. Instead of calm, pancake-shaped structures of dust and gas, astronomers have now ...

A look at Statites, or Static Satellites, and variations like the Lagite, Quasite, Mag Sail, Solar Moth, and Non-Keplerian Orbits that offer us powerful foundations for advanced, Kardashev-scale space ...