Earth Science - Universe

Cosmology

is a branch of astronomy that involves.

Astronomy

The study of extraterrestrial and.

Big Crunch

is one of the possible scenarios of the end of the universe where the universe is predicted to shrink and eventually collapse on itself.

Oscillating Universe Theory

Proposed that the universe currently exists between the big bang and the big crunch(one of the predicted ends of the universe)

Big Crunch

is one of the possible scenarios of the end of the universe where the universe is predicted to shrink and eventually collapse on itself.

Eternal Inflation Theory

Supposes that instead of ending in a big crunch as the oscillating universe, the inflation never stops.

Aristotelian & Ptolemaic Universe

Earth is the center of the Solar System

Multiverse Theory

Andrei Linde proposed that the universe is as just one many “bubbles” that grew as part of the multiverse.

Copernican Universe

Sun is the center of the Solar System

Big Bang Theory

All matter and energy once exploded out of a single point

Creation Story

All life forms existing today on Earth have been created by a supreme being-God.

Atomic Universe

They held that the universe was composed of very small, indivisible, and indestructible atoms.

Primordial Universe of Anaxagoras

The original state of the cosmos was a primordial mixture of all its ingredients which existed in infinitesimally small fragments of themselves.

Steady State Theory

Assumed that the universe has always been and will always be the same.

Rigveda Theory

It describes the universe as an oscillating universein which a “cosmic egg” or Brahmanda, containing the whole universe expands out of a single concentrated point called Bindu (point or dot), and will eventually collapse again.

Encounter Hypothesis

a collision happened and huge amounts of gas from the sun explode out of it but more in the same directions around the sun

The Nebular Hypothesis

states that our solar system formed from the gravitational collapse of a giant interstellar gas cloud—the solar nebula.

Electromagnetic force

A force that binds nucleus of an atom.

Protosun

forms in the very center of the accretion disk.