It is also theoretical. Astronomers infer the Oort Cloud is there because it’s the only logical explanation for the arrival ...
This week, a thick, bright line entered from the right side of SOHO's imagery and paraded across the field of view, moving ...
After putting on a show in the predawn sky earlier this month, Comet Tsuchinshan-ATLAS (C/2023 A3) was eventually lost in ...
A comet named C/2023 A3 Tsuchinshan–ATLAS is making an 80,000-year orbit around the sun. Some have dubbed it the "comet of the century" because of how brightly it might shine in the night sky.
Atlas, officially christened C/2023 A3, is expected to come the closest to the Earth at about 44 million miles from October ...