Ended：2025-12-31
Beyond the Stars · 3I ATLAS Comet Challenge
Capture the Comets, Unlock Hidden Badges
Ended：2025-12-23
“Chase The Stars” 2025 ZWO Employee Astrophotography Contest
Ended：2025-11-29
Comet Chronicles · 2025 Comet Carnival
Capture the Comets, Unlock Hidden Badges
Ended：2025-09-30
Moonlit Pact · 2025 Total Lunar Eclipse Project
Capture the September 7 Lunar Eclipse · Unlock Hidden Badge
Ended：2025-08-24
Summer Night Fire · 2025 Perseid Meteor Shutter Project
Capture the Perseids, Unlock Hidden Badges!
Ended：2025-04-28
2025 Partial Solar Eclipse Contest
Capture the March 29th Partial Solar Eclipse and ignite hidden badge!
Ended：2025-04-14
Whispers of the Crimson Moon, Cycle of Light and Shadow.
Capture the March 14th Lunar Eclipse and unlock hidden badges!
Ended：2024-12-24
ZWO员工天文摄影比赛
Ended：2024-11-29
Chasing Comet Trails, Journeying into the Stars（Second period）
Capture C/2023 A3 (Tsuchinshan-ATLAS) and get the Badge
Ended：2024-10-29
Chasing Comet Trails, Journeying into the Stars
Capture C/2023 A3 (Tsuchinshan-ATLAS) and get the Badge
Ended：2024-09-16
Flowers and Starry Night Photo Contest
Organised by CSVA, co-organised by ZWO
Ended：2024-04-15
2024 Solar Eclipse Photo Contest
Ended：2023-09-09
Perseid Meteor Shower Photo Contest
Ended：2023-08-13
July Photo Contest
Ended：2023-06-30
The Dragon Boat Festival Photo Contest
Ended：2023-02-09
Annual Choice Awards 2022
Ended：2023-01-30
Christmas Tree Cluster Photo Contest
Ended：2022-12-26
2022 Geminid Meteor Shower Photo Contest