The universe was formed long time ago.
Answer
The Big Bang theory has estimates of about 13.7 billion years ago for the time of origin of the Universe. In other words, time (or Real time, if you distinguish between Real and Imaginary time - see Stephen Hawking's A Brief History of Time) began 13.7 billion years ago. In accord with General Relativity, space-time began 13.7 billion years ago. The beginning was a hot, dense, tiny singularity which expanded with explosive speed.
The universe is expanding.
They were formed in supernovae.
They were formed in supernovae.
The prevailing scientific theory is that the universe started with the Big Bang.
Uranium is formed in the universe by stellar nucleosynyhesis.
No. The hydrogen in the universe was formed during the Big Bang. Stars consume hydrogen, fusing it into helium.
The Universe.
mercury
It is the Universe that expanded, not specifically the Earth. Earth was formed much later than the Big Bang. The Universe continues expanding, though.It is the Universe that expanded, not specifically the Earth. Earth was formed much later than the Big Bang. The Universe continues expanding, though.It is the Universe that expanded, not specifically the Earth. Earth was formed much later than the Big Bang. The Universe continues expanding, though.It is the Universe that expanded, not specifically the Earth. Earth was formed much later than the Big Bang. The Universe continues expanding, though.
Galaxies formed from dust, matter, and energy that formed from the explosion of the universe.
All the compounds existing in the universe are formed.
Light!