That's important, because the smallest difference in the starting situation can mean that a planet ends up in a completely different orbit than was predicted. (sciencedaily.com)
«In our simulations, we modelled an exoplanet similar to the Earth, which we then placed in different orbits around stars, calculating how the biomarker signals respond to differing conditions,» Grenfell explains. (sciencedaily.com)
However, the stars will be thrown into different orbits around the new galactic center. (newatlas.com)