Kuiper Belt Articles

• Asteroids, Comets and Meteors
  Near-Earth Object Impacts
  Atmosphere
  Earth Science
  Geology
  Mars
   
  

  Meteor

  A meteor is the visible path of a meteoroid that enters the Earth's (or another body's) atmosphere, commonly called a shooting star or falling star. A meteor is a meteoroid that has entered the ... > more
• Space Station
  Space Missions
  ESA
  Space Exploration
  NASA
  Space Probes
   
  

  European Space Agency

  The European Space Agency (ESA), established in 1975, is an inter-governmental organisation dedicated to exploration of space with currently 17 member states. ESA has ambitious space plans that may ... > more
• Space Station
  Space Exploration
  NASA
  Space Probes
  Astronomy
  Space Missions
   
  

  Space elevator

  A space elevator is a theoretical structure designed to transport material from a planet's surface into space. Many different types of space elevators have been proposed. They all share the goal of ... > more
• Galaxies
  Astrophysics
  Astronomy
  Stars
  NASA
  Space Telescopes
   
  

  Galaxy

  A galaxy is a massive, gravitationally bound system consisting of stars, an interstellar medium of gas and dust, and dark matter. Typical galaxies range from dwarfs with as few as ten million stars ... > more
• Sun
  Geomagnetic Storms
  Solar Flare
  Astronomy
  Earth Science
  Geology
   
  

  Solstice

  The summer solstice is an astronomical term regarding the position of the sun in relation to the celestial equator. The summer solstice is the day of the year with the longest daylight period and ... > more
• Astronomy
  Cosmology
  Sun
  Extrasolar Planets
  Solar System
  Satellites
   
  

  Nicolaus Copernicus

  Nicolaus Copernicus (February 19, 1473 - May 24, 1543) was the astronomer who formulated the first modern heliocentric theory of the solar system. His epochal text, De revolutionibus orbium ... > more
• Galaxies
  Stars
  Astronomy
  Astrophysics
  Black Holes
  Extrasolar Planets
   
  

  Globular cluster

  A globular cluster is a spherical collection of stars that orbits a galactic core as a satellite. Globular clusters are very tightly bound by gravity, which gives them their spherical shapes and ... > more
• Dark Matter
  Astrophysics
  Astronomy
  Galaxies
  Solar Flare
  Sun
   
  

  Dark matter

  In astrophysics and cosmology, dark matter is hypothetical matter of unknown composition that does not emit or reflect enough electromagnetic radiation to be observed directly, but whose presence can ... > more
• Space Station
  Space Exploration
  NASA
  Space Probes
  Space Missions
  Astronomy
   
  

  Space exploration

  Space exploration is the physical exploration of outer space, both by human spaceflights and by robotic spacecraft. While the observation of objects in space—known as astronomy—pre-dates ... > more
• Astrophysics
  Galaxies
  Cosmology
  Physics
  Black Holes
  Astronomy
   
  

  Redshift

  In physics and astronomy, redshift is an observed increase in the wavelength of electromagnetic radiation received by a detector compared to that emitted by the source. For visible light, red is the ... > more

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