释义 |
SS 433
SS 433[‚es‚es ‚fȯr‚thərd·ē′thrē] (astronomy) A stellar object that shows evidence of ejection of two narrow streams of cool gas travelling in opposite direction from a cool object at a velocity of almost one-quarter the speed of light; the beams execute a repeating, rotating pattern about the central object once every 164 days. |