New research suggests meteor showers are so unpredictable due to the Sun’s own motion around the solar‑system barycenter.

"Rather, the Sun and planets all orbit their common center of mass, known to scientists as the solar system barycenter." The Solar System barycenter is the proverbial point where the Greek god ...

Why do comets and their meteoroid streams weave in and out of Earth's orbit and their orbits disperse over time?