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Sedna

All articles tagged with #sedna

Scientists Race to Explore Vanishing Mysterious World
science7 months ago

Scientists Race to Explore Vanishing Mysterious World

Scientists are racing to send a spacecraft to Sedna, a distant dwarf planet on an elongated orbit that will be closest to the Sun in 2076, to study its composition and origins before it moves away again. Due to the extreme distance, innovative propulsion methods like solar sails or fusion drives are being considered, but both face significant technical challenges. A successful mission could provide valuable insights into the early Solar System and potentially extraterrestrial material, but timing and technological development are critical.

Exploring the Kuiper Belt: JWST's Observations of Sedna, Gonggong, and Quaoar
astronomy2 years ago

Exploring the Kuiper Belt: JWST's Observations of Sedna, Gonggong, and Quaoar

The James Webb Space Telescope (JWST) has observed three dwarf planets in the Kuiper Belt - Sedna, Gonggong, and Quaoar - using its Near-Infrared Spectrometer (NIRSpec). The observations revealed interesting information about their orbits and composition, including the presence of light hydrocarbons and complex organic molecules believed to be the result of methane irradiation. These findings provide insights into the history and evolution of objects in the outer solar system and highlight the capabilities of the JWST in studying our cosmic neighborhood.