Xi Serpentis (Nehushtan): A Triple Star in Serpens

Nehushtan, or Xi Serpentis, is a triple star system in the Serpens constellation, 105 light-years away. It will approach within 27 light-years in about 700,000 years. Named after a biblical idol, it showcases the intertwining of astronomy and faith. Observations highlight its brightness and challenging visibility of companions. Also known as 55 Ser, Xi Ser, SAO 160700, HD 159876, HIP 86263, HR 6561, GC 23881

La Superba: One of the Reddest Stars in the Sky

One night, La Superba appeared randomly on my astronomy app while I navigated the springtime sky. I stared at the map for a moment, scratched my head, and believed the name to be a mistake. I pressed the information icon by the reddish pixel to reveal a summary of La Superba, including the fact thatContinue reading "La Superba: One of the Reddest Stars in the Sky"

Zeta Aquarii (Struve 2909): A Tight Binary Near the Water Bearer’s Shoulder

Zeta Aquarii, a binary star system in Aquarius, is about 92 light-years away. First identified by William Herschel in 1777, it appears as a single point to the naked eye. Both stars are similar F-type main-sequence stars, orbiting each other every 587 years, exhibiting complexity beneath their apparent simplicity. This post explores the star and illustrates what it looks like in the telescope. Also known as: STF 2909, SAO 146108, HIP 110960, GC 31398, HR 8558, Zet1 Aqr, 55 Aquarii, HD 213052, 55 Aqr