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Subcategories
This category has only the following subcategory.
E
- Exoplanets discovered in 2021 (57 P)
Pages in category "Astronomical objects discovered in 2021"
The following 44 pages are in this category, out of 44 total. This list may not reflect recent changes.
0–9
- 2021 GW4
- C/2021 A1 (Leonard)
- C/2021 J1 (Maury-Attard)
- 2021 AF3
- 2021 AV7
- (567129) 2021 CD4
- 2021 CO10
- 2021 DW1
- 2021 DR15
- 2021 EU
- A/2021 E2
- Nova Cassiopeiae 2021
- A/2021 F1
- 2021 GD9
- 2021 JK10
- 2021 LL37
- Nova Herculis 2021
- S/2003 J 24
- C/2021 O3 (PanSTARRS)
- 2021 PU23
- S/2021 J 1
- S/2021 J 2
- S/2021 J 3
- 2021 PH27
- S/2021 J 4
- 2021 RR205
- S/2021 J 5
- S/2021 J 6
- S/2021 N 1
- 2021 SG
- 2021 TP21
- 2021 UA1
- S/2019 S 1
- 614690 Conversimarcello