great comets

  • How to Spot the Ephemeral Cometary Visitor Nishimura

    How to Spot the Ephemeral Cometary Visitor Nishimura

    Nishimura (2023 P1), a comet discovered just last month, is set to make its nearest approach to Earth in the next 400 years during tomorrow’s predawn sky. Comets are frozen accumulations of rock, dust, and ices that grow tails when warmed up by objects like our Sun, occasionally making them stunning to behold in the…