Stars twinkle because Earth’s atmosphere bends their light. Different colors bend at different angles, so twinkling stars flash different colors. Twinkling also spreads a star’s light, turning it into a fuzzy blob when viewed through a telescope.
Stars twinkle because Earth’s atmosphere bends their light. Different colors bend at different angles, so twinkling stars flash different colors. Twinkling also spreads a star’s light, turning it into a fuzzy blob when viewed through a telescope.