All elements up to Iron are produced by smaller stars. heavier elements (everything heavier then iron) are produced from larger stars when they go supernova.
All stars are formed from protostars.
Stars. That is how stars are formed. They form from nebulae.
Stars are formed in a nebula.
They're not formed here. They were formed in stars - mainly as they exploded.
Up today mendelevium was not identified in stars.
stars
explosions
they formed animations
No, all-stars are not formed by nebulas. All-stars are formed from clouds of gas and dust called molecular clouds, which collapse under their own gravity to form a star. Nebulas are massive clouds of dust and gas in space, where stars are born.
The stars throughout the disk.
No. The hydrogen in the universe was formed during the Big Bang. Stars consume hydrogen, fusing it into helium.
Gasses and stuff like that.