Outer space - Wikipedia
WEBOuter space (or simply space) is the expanse that exists beyond Earth's atmosphere and between celestial bodies. [1] . It contains ultra-low levels of particle densities, constituting a near-perfect vacuum [2] of predominantly hydrogen and helium plasma, permeated by electromagnetic radiation, cosmic rays, neutrinos, magnetic fields and dust.
Solar System Exploration - NASA Science
WEBThe solar system has one star, eight planets, five officially named dwarf planets, hundreds of moons, thousands of comets, and more than a million asteroids. Our solar system is located in the Milky Way, a barred spiral galaxy with two major arms, and two minor arms.
What Is Space? - A Definition of Our Universe and Beyond | Space
WEBFeb 17, 2022 · From our Earth -bound perspective, outer space is most often thought to begin about 62 miles (100 kilometers) above sea level at what is known as the Kármán line. This is an imaginary...
NASA/JPL Eyes - Solar System Interactive
WEBNASA’s Solar System Interactive (also known as the Orrery) is a live look at the solar system, its planets, moons, comets, and asteroids, as well as the real-time locations of dozens of NASA missions.
NASA Releases First Breathtaking Images Taken by James Webb Space …
WEBJul 12, 2022 · The deepest, sharpest infrared image ever captured of the distant universe reveals a tableau teeming with thousands of galaxies in the cluster SMACS 0723 as it appeared 4.6 billion years ago.
Universe - NASA Science
WEBNASA’s EXCITE Mission Prepared for Scientific Balloon Flight. An infrared telescope called EXCITE will fly to the edge of space for a test flight. In the future, it will study the atmospheric characteristics of hot Jupiter-type exoplanets. Learn More.
What is the Universe? - NASA Science
WEBAbout 8,000 miles (12,800 kilometers) below your feet — on the opposite side of Earth — lurks the unforgiving vacuum and radiation of outer space. In fact, you’re technically in space right now.
ViewSpace
WEBViewSpace is a free, web-based collection of digital interactives and videos highlighting the latest developments in astronomy and Earth science. ViewSpace gives you the opportunity to explore our planet, solar system, galaxy, and universe.
Outer space - Simple English Wikipedia, the free encyclopedia
WEBOuter space, commonly shortened to space, is the near-vacuum between celestial bodies. [1] It is where all of the planets, stars, galaxies and objects are found. It is the expanse that exists beyond Earth and its atmosphere. On Earth, space begins at the Kármán line (100 km above sea level). [2]
Where Does Outer Space Begin? - Scientific American
WEBFeb 2, 2024 · We live on the surface of Earth, shielded from the vacuum of space by a blanket of air. But we know that our planet’s atmosphere gets thinner, less dense, with height.