asterism

金字塔山上空的北斗七星

作者： NASA中文 / 2023年12月10日

2023年12月10日 Big Dipper over Pyramid Mountain Image Credit & Copyright: Steve Cullen Explanation: When did you first learn to identify this group of stars? Although they are familiar to many people around the world, different cultures have associated this asterism with different icons and folklo […]

天文·每日一图

甘伯串珠

作者： NASA中文 / 2023年1月3日

2023年1月3日 Kemble’s Cascade of Stars Image Credit & Copyright: Tommy Lease Explanation: This line of stars is real. A little too faint to see with the unaided eye, Kemble’s Cascade of stars inspires awe when seen with binoculars. Like the Big Dipper though, Kemble’s Cascade is an asterism, not a