Earth's magnetic field

Earth

The third planet from the Sun, known for its diverse ecosystems and the presence of water in liquid form, which supports life.

Sun

The star at the center of our solar system, providing light and heat to Earth.

Solar system

A gravitationally bound system comprising the Sun and the celestial bodies that orbit it, including planets, moons, asteroids, and comets.

Solar neighborhood

The region of space surrounding the solar system, containing nearby stars and stellar systems.

Milkyway galaxy

The galaxy that contains our solar system, characterized by its spiral shape and numerous stars, planets, and other celestial bodies.

local cluster of galaxies

A group of galaxies that are gravitationally bound to each other, typically containing dozens to hundreds of galaxies, including both large and small members.

supercluster of galaxies

A massive group of galaxies that are bound together by gravity, often consisting of multiple galaxy clusters and extending over hundreds of millions of light-years.

universe

The totality of space, time, matter, and energy, encompassing all galaxies, stars, planets, and cosmic phenomena.