Sun, Stars And Galaxies
Creation of universe
How the Earth formed About 4.5 billion years ago From a cloud of gas and dust (nebula) that also formed the Sun and other planets and comets and asteroids…
Definition: A gigantic cloud of dust and gas in the universe that clumps together to form stars and planets. Facts: The gas is mostly the smallest.
بسم الله الرحمن الرحيم
Our Solar System A sleeping puppy production. Questions/Understandings ???: What happened after the Big Bang that formed everything in our solar system?
The "Fingerprints" of Stars The best tool we have for studying a star's light is the star's spectrum. A spectrum (the plural is "spectra") of a star is.
