The Synthesis of "heliosphere"

Discover the heliosphere, our solar system's protective magnetic bubble, and how it shields us from cosmic rays.

Discover our cosmic neighborhood! A simple guide to the Sun, the eight planets, and the celestial bodies that make up our amazing solar system.

Discover solar wind, the stream of charged particles from the Sun that causes auroras and can impact technology on Earth. Learn why it matters.

Explore the interstellar medium (ISM), the vast expanse of gas and dust between stars that serves as the cosmic cradle for new stars and planets.

Discover the Kuiper Belt, a vast, icy region beyond Neptune filled with dwarf planets and ancient remnants from the Solar System's formation.

Discover the Sun, the star at the center of our solar system. Learn about its composition, how it generates energy, and its vital role for life on Earth.

Discover the photosphere, the visible surface of the Sun. Learn what it is, why it's a hot topic, and how its activity affects life on Earth.

Discover the Sun's chromosphere, the dynamic atmospheric layer above its visible surface. Learn why this source of solar flares is a hot topic.

Discover the Sun's corona, the mysterious, superheated outer atmosphere visible during a total solar eclipse. Learn how it creates solar wind and space weather.

Discover the Oort Cloud, a vast, icy shell surrounding our solar system, believed to be the birthplace of most long-period comets.