RPS 3D Viewer - NASA Solar System Exploration
5 days ago · Power to Explore Experience Sunset at Mars' Gusev Crater (Spirit) Mariner 10 on the Launch Pad Milky Way in Multiple Wavelengths more resources ›
Our Sun is one of over 100 billion stars in the Milky Way, and our galaxy is just one of countless billions in the universe, each having millions – or billions – of stars of their own.
In Depth | Our Solar System – NASA Solar System Exploration
Most of the hundreds of billions of stars in our galaxy are thought to have planets of their own, and the Milky Way is but one of perhaps 100 billion galaxies in the universe.
Directory - NASA Solar System Exploration
His personal favorite nighttime activities are standing underneath the milky way with our powerful 18”-inch Obsession telescope, learning new constellations, and searching for all 110 Messier …
In Depth | Oumuamua – NASA Solar System Exploration
The observations suggest this unusual object had been wandering through the Milky Way, unattached to any star system, for hundreds of millions of years before its chance encounter …
In Depth | Earth's Moon – NASA Solar System Exploration
The brightest and largest object in our night sky, the Moon makes Earth a more livable planet by moderating our home planet's wobble on its axis, leading to a relatively stable climate. It also …
In Depth | Sun – NASA Solar System Exploration
The Sun doesn't behave the same way all the time. It goes through phases of high and low activity, which make up the solar cycle. Approximately every 11 years, the Sun’s geographic …
Science Missions - NASA Science
Sep 24, 2025 · Follow the telescope from an idea developed at NASA’s Goddard Space Flight Center all the way to the launchpad in French Guiana, with never-before-seen footage …
Occasionally, giant molecular clouds, stars passing nearby, or tidal interactions with the Milky Way’s disc disturb the orbit of one of these bodies in the outer region of the Oort Cloud, …
Solar System Exploration
Sep 30, 2025 · Our solar system is located in the Milky Way, a barred spiral galaxy with two major arms, and two minor arms. Our Sun is in a small, partial arm of the Milky Way called the Orion …