Planets, Comets, & Asteroids

Mercury passing through phases around inferior conjunction - 7 weeks	Venus passing through phases around inferior conjunction - 7 months	Venus growing in diameter and shrinking phase - 5 weeks	Geostationary satellites - 7 1/2 hours
Asteroid 131 Vala at end of retrograde loop - 11 days	Jupiter's changing Great Red Spot - 37 years	Jupiter with Io transit near opposition - 22 minutes	Jupiter and 3 moons - 1 1/2 hours
Ganymede entering Jupiter's shadow - 7 minutes	Ganymede entering Jupiter's shadow - 13 minutes	Ganymede eclipsed by shadow of Europa - 10 minutes	Changing tilt of Saturn's rings - 3 months
Titan and its shadow transiting Saturn - 50 minutes	Uranus and two outermost moons - 5 days	Asteroid 2406 Orelyeska and Neptune - 6 hours	Pluto - 40 minutes
Comet C/2013 US10 (Catalina) - 30 minutes	Comet C/2013 US10 (Catalina) - tail streaming - 90 minutes	Comet C/2013 US10 (Catalina) - tail streaming - 2 hours	Comet C/2013 US10 (Catalina) - 6 weeks
One hour of C/2017 T2 PanSTARRS	One hour of C/2018 N2 ASASSN	One hour of 260P McNaught	One hour of 29P Schwassmann_Wachmann 1
2I/2019 Q4 (Borisov): 25 minutes	C2019 Y4 (ATLAS) 2020 Mar 16, 2:43 - 3:25 UT	C2019 Y4 (ATLAS) 2020 Apr 07, 4:00 - 7:00 UT	C2019 Y4 (ATLAS) 2020 Apr 6 - 10
C2019 Y4 (ATLAS) 2020 Apr 6 - 17	C/2020 F3 (NEOWISE) - 2020 July 6, 10 minutes	770_C/2020 F3 (NEOWISE) - 2020 July 7, 10 minutes	C/2020 F3 (NEOWISE) - 2020 July 11, 5 minutes
C/2020 F3 (NEOWISE) - 2020 July 14, 3 minutes	830_C/2020 F3 (NEOWISE) Dodging Clouds - July 26, 2020	Jupiter, Io, Ganymede -- 2020 Aug 15	Mars -- 2020 Aug 24, 8:48-10:18 UT
Mars rotation -- 2020 Sep 13 - 2 hours	Jupiter and Io -- 2020 Sep 23 - 55 minutes	Mars rotation -- 2020 Sep 29 - 75 minutes	Mars rotation -- 2020 Sep 13 & 29 - 1 hour
Jupiter - 24 days	Mars rotation - 2020 Oct 7 - 2 hours	Mars rotation - 2020 Oct 31 - 50 minutes	Mars: 12 Weeks
2020 Nov 19, 8 hours: 22 - 2191 Uppsala and 1810 Epimetheus	4632 Udagawa - 10 hours, showing brightness variations	136472 Makemake - 4 hours	C/2021 A1 (Leonard) - 2 hours
C/2021 A1 (Leonard) - 1 hour	James Webb Space Telescope -- 2022 Jan 5	C2017 K1 (Pan-STARRS) -- 2022 Jun 29 - 1 hour	2022 Sep 24: 65803 Didymos
2022 Sep 25: 65803 Didymos	2022 Sep 26: 65803 Didymos	DART Mission: Didymos Approach	2022 Sep 25-27: 65803 Didymos Before and After Impact
2022 Oct 24: 65803 Didymos - Lowell 42-inch	65803 Didymos In October - Lowell 42-inch	2022 Dec 22: 65803 Didymos - Lowell 42-inch	2023 Oct 26: 14835 Holdridge and M33 -- 2h 40m
2023 Nov 6: Three Asteroids	2023 Dec 10: Betelgeuse & 319 Leona	Asteroid 146268 Jennipolakis -- 2024 Oct 23 (Mike Wiles)	Saturn's Rings -- 4 years
C/2023 A3 (Tsuchinshan-ATLAS) - September 29, 2024, 8 minutes