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.
On Saturday, the comet will be about 6 degrees above the west-southwest horizon about 45 minutes after sunset. If you hold ...