It is a runaway star, moving at around 2.5 million mph relative to its neighbors (1,100 kilometers per second). Its magnetic field and wind of particles creates a visible bow shock 4 light-years ahead of it, colliding with the diffuse, and usually invisible, interstellar gas and dust.
It is a speeding star, traveling at approximately 2.5 million miles per hour relative to its surroundings (1,100 kilometers per second). Its magnetic field and particle wind generate an observable bow shock 4 light-years ahead of it, colliding with the diffuse, typically invisible interstellar gas and dust.