Giant 'rogue waves' of invisible matter might be disrupting the orbits of stars, new study hints
Orbits and Kepler’s Laws
How Knot Theory Can Help Spacecraft Can Change Orbits Without Using Fuel
Mars Express Marks 25,000 Orbits With a Spectacular Martian Showcase
Passing Stars Changed the Orbits of Planets in the Solar System
How Astronomers Are Saving Astronomy From Satellites — For Now. Even the most powerful telescopes are in peril as orbits above Earth fill with thousands of new satellites. But scientists aren’t ready to give up the night sky.
Five mice, Fe, Fi, Fo, Fum, and Phooey, traveled aboard Apollo 17 Command Module America with astronaut Ronald Evans and still hold the record for the most orbits of the Moon (75)
Our solar system's planets aren't weird after all. Exoplanets have tilted orbits, too
A planetary system 100 light years away is so stable that the planets' orbits have changed little in a billion years
