2021-07-04 Crab Nebula first seen 1054 Crab Nebula first seen 1054 July 4, 2021 Crab Nebula first seen 1054
2021-07-13 Mars 0.5 deg. south of Venus Mars 0.5 deg. south of Venus July 13, 2021 Mars 0.5 deg. south of Venus
2021-07-17 First photograph of a star (Vega) 1850 First photograph of a star (Vega) 1850 July 17, 2021 First photograph of a star (Vega) 1850