Ключевые слова: 3d illustration, andromeda, asteroid, astronomy, big bang, black hole, cluster, comet, constellation, cosmic microwave background, cosmos, dark matter, dione, earth, enceladus, europe, galaxy, ganymede, gravitational waves, gravity, hedgehog, hot blue star, io, jupiter, lightspeed, mercury, meteor, milky way, moon, nebula, neptune, neutron star, orbit, planet, pluto, red giant, relativity theory, sagittarius a, saturn, solar system, space, spacetime, star, stellar, tethys, universe, uranium, venus, what else, white dwarf,