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Showing posts with the label Sedna orbit

Sedna: The Red Dwarf at the edge of the Solar System

  Sedna , a dwarf planet residing in the frigid, remote outskirts of our solar system, stands as a solitary sentinel guarding the boundaries of our cosmic neighborhood. Discovered in 2003 , this enigmatic celestial body has captivated the imagination of scientists and space enthusiasts alike. Its extreme distance from the Sun , unusual orbit , and unique characteristics make it a fascinating subject of study, offering clues to the formation and evolution of our solar system. The Farthest Known Dwarf Planet Sedna holds the distinction of being the farthest known dwarf planet from the Sun at its aphelion . This means that at its most distant point from our star , it is farther away than any other dwarf planet. With an average distance of approximately 898 astronomical units (AU) from the Sun, Sedna resides in a realm of extreme cold and isolation. To put this vast distance into perspective, it takes light traveling at a speed of nearly 300,000 kilometers per second , Light takes ab...