witnessing a spiral galaxy's cosmic dance among distant stars

extraterrestrial constellations gravitational interstellar astronomical astrophysics exploration witnessing astronomy celestial formation structure cosmology telescope phenomena evolution blueshift planetary universe galactic clusters redshift galaxies galaxys distant objects pattern stellar systems quasars pulsars tourism planets science spiral cosmic galaxy nebula cosmos hubble center matter energy forces travel dance stars space night light years outer birth black astro deep dust arms star rays dark life hole sky