Stars

What are stars that get close and light up?
What is it called when stars produce light energy? This process is called nuclear fusion. Every second, a star like our Sun converts 4 million tons of...
Why do the constellatoins stay the same?
Why do constellations not change? The stars are not fixed, but are constantly moving. If you factor out the daily arcing motion of the stars across th...
What are stars powered by?
How do stars get their power? Stars generate energy through nuclear fusion. ... And squeezing two atoms into one creates a powerful burst of energy, a...