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Space and Cosmos

  • How long and how expensive are trips to mars

    The duration of a trip to Mars can vary depending on several factors, including the trajectory, propulsion technology, launch windows, and mission objectives. The shortest estimated trip duration for a …
  • How long will sun last

    How long will our Sun continue to shine if it has been around for four and a half billion years? Like the Sun, stars are estimated to burn for nine …