4 facts
Scientists estimate there are between 100 billion and 400 billion stars in our Milky Way galaxy alone, and there are billions of galaxies in the observable universe. This vastly outnumbers the estimated 7.5 x 10^18 grains of sand on all Earth's beaches.
The Shannon number, an estimate of the game-tree complexity of chess, is approximately 10^120. This number vastly surpasses the estimated 10^80 atoms in the observable universe, illustrating the game's immense strategic depth and combinatorial possibilities.
While the exact number of stars is unknown, current estimates suggest there are approximately 10^24 stars, far exceeding the estimated 7.5 x 10^18 grains of sand on Earth. This vastness highlights the immense scale of the cosmos.
This mind-boggling comparison helps visualize the immense scale of the cosmos. Scientists estimate there are billions of galaxies, each containing billions of stars, making the number truly astronomical and humbling.