I made some preparation for 2026. Below list are my Astronomical Challenges 2026 (source Hemel Calender 2026, SkySafari and Stellarium)
Planetoides
January 5 Eros (433) M33
January 20 Nysa (44) M44 and 3I/Atlas
February 22 Psych (16) NGC1647
February 26-28 Papagena 471 Urania
April 26 Nysa (44) M44
July 28 Ceres (1) M1
July 28 10P/ Tempel M30
Comets
February 23 24P/Schamuasse M5
April 1 24P/Schamuasse M5
March 8-14 10P/Tempel 40P/Vaisala
Jun 25: 10P/Tempel M72
July 1 10P/Tempel NGC7009
October 23-24 10P/Tempel NGC 7507 7513
Planets
January 10 Opposition Jupiter
June 3 Sodium tail Mercury
June 8, 12, 13 16 Venus, Jupiter, Saturn, Vesta, Pallas, Mercury, Moon
July 11 Moon Pleiades Mars Urania
October 4 Opposition Saturn
October 11 Mars M44
November 26 Sodium tail Mercury
Swingby Juice
28 september
3 december
Occultations
February 17: Felicia 294 UT20h36
Moon
January 27 Pleiades
February 25 Hesiodus Ray
August 28 Eclips
October 19 Hesiodus Ray
October 28 Pleiades
December 21 Pleiades
Variable stars
Februray 27 Algol
October 23 Algol
November 15 Algol
Eclips
August 12 Solar Eclipse
