21.

1 Ceres at aphelion 1 Ceres passes the furthest point along its orbit from the Sun. Mon, 31 Mar 2025 at 09:23 EDT (315 days away) in Aquarius

22.

136472 Makemake at opposition 136472 Makemake lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Mon, 31 Mar 2025 at 10:13 EDT (315 days away) in Coma Berenices

23.

136199 Eris at solar conjunction 136199 Eris is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Mon, 14 Apr 2025 at 22:45 EDT (329 days away) in Cetus

24.

136108 Haumea at opposition 136108 Haumea lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Tue, 22 Apr 2025 at 05:13 EDT (337 days away) in Bootes

25.

134340 Pluto at opposition 134340 Pluto lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Fri, 25 Jul 2025 at 11:43 EDT (431 days away) in Capricornus

26.

1 Ceres at opposition 1 Ceres lies in the opposite direction to the Sun in the sky, making it closer and brighter than at other times. It is also optimally positioned to be observable for much of the night. Thu, 02 Oct 2025 at 23:15 EDT (500 days away) in Cetus

27.

136472 Makemake at solar conjunction 136472 Makemake is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Sat, 04 Oct 2025 at 09:56 EDT (502 days away) in Coma Berenices

28.

136199 Eris at opposition 136199 Eris lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Sat, 18 Oct 2025 at 11:56 EDT (516 days away) in Cetus

29.

136108 Haumea at solar conjunction 136108 Haumea is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Sun, 26 Oct 2025 at 00:53 EDT (524 days away) in Bootes

30.

134340 Pluto at solar conjunction 134340 Pluto is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Fri, 23 Jan 2026 at 14:14 EDT (613 days away) in Capricornus

31.

136472 Makemake at opposition 136472 Makemake lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Wed, 01 Apr 2026 at 15:56 EDT (681 days away) in Coma Berenices

32.

136199 Eris at solar conjunction 136199 Eris is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Wed, 15 Apr 2026 at 10:39 EDT (695 days away) in Cetus

33.

136108 Haumea at opposition 136108 Haumea lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Thu, 23 Apr 2026 at 13:39 EDT (703 days away) in Bootes

34.

1 Ceres at solar conjunction 1 Ceres is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Fri, 15 May 2026 at 10:53 EDT (725 days away) in Taurus

35.

134340 Pluto at opposition 134340 Pluto lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Mon, 27 Jul 2026 at 12:26 EDT (798 days away) in Capricornus

36.

136472 Makemake at solar conjunction 136472 Makemake is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Mon, 05 Oct 2026 at 15:43 EDT (868 days away) in Coma Berenices

37.

136199 Eris at opposition 136199 Eris lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Sun, 18 Oct 2026 at 23:41 EDT (881 days away) in Cetus

38.

136108 Haumea at solar conjunction 136108 Haumea is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Tue, 27 Oct 2026 at 08:55 EDT (890 days away) in Bootes

39.

1 Ceres at opposition 1 Ceres lies in the opposite direction to the Sun in the sky, making it closer and brighter than at other times. It is also optimally positioned to be observable for much of the night. Thu, 07 Jan 2027 at 20:12 EDT (962 days away) in Gemini

40.

134340 Pluto at solar conjunction 134340 Pluto is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Mon, 25 Jan 2027 at 12:06 EDT (980 days away) in Capricornus