Visualizing our solar system is one of those third-eye treats that never grows old. The Sun and its gravitationally bound planets, asteroids, etc. are in constant relative motion, and thinking about ...

Dr. James O’Donoghue, a Japan-based planetary scientist, has made some incredible educational astronomy videos before. Including a video that showcases relative cosmic velocities to understand better ...

Peculiar velocities denote the motions of galaxies or matter beyond the uniform expansion of the Universe. While the Hubble–Lemaître law describes a smooth recession of galaxies with distance, real ...