Explore the Cosmic Wonders
Journey through our solar system and beyond to discover planets, stars, galaxies, and the vast beauty of the universe.
Planets of Our Solar System
Explore the eight major planets that orbit our Sun, each with unique characteristics and mysteries.
Mercury
The smallest and innermost planet
Venus
Hottest planet with toxic atmosphere
Earth
Our home, the blue planet
Mars
The red planet, future human colony
Jupiter
Largest planet, gas giant
Saturn
Ringed beauty of the solar system
Uranus
Ice giant tilted on its side
Neptune
Windy blue ice giant
Celestial Stars
Discover the luminous spheres of plasma that light up our universe and serve as cosmic furnaces.
The Sun
Our life-giving star at the center of the solar system
Sirius
Brightest star in Earth's night sky
Betelgeuse
Red supergiant ready to go supernova
Blue Stars
Hottest and most massive
White Stars
Middle-aged and stable
Yellow Stars
Like our Sun
Red Stars
Cool and often old
Galaxies Beyond
Vast cosmic islands containing billions of stars, nebulae, and dark matter.
Milky Way
Our home galaxy, a barred spiral containing 100-400 billion stars.
Andromeda
Nearest spiral galaxy to Milky Way, on collision course with us.
Triangulum
Third-largest member of the Local Group of galaxies.
Cosmic Nebulae
Stellar nurseries and remnants where stars are born and die in spectacular displays.
Orion Nebula
One of the brightest nebulae visible to the naked eye, a stellar nursery about 1,344 light-years away.
Crab Nebula
Supernova remnant from 1054 AD, containing a pulsar at its heart.
Helix Nebula
One of the closest planetary nebulae to Earth, often called the "Eye of God".
Pillars of Creation
Towering columns of gas and dust in the Eagle Nebula where new stars are forming.