| 2020 • 2021 in space • 2022 |
Space probe
launches
| Luna 25 (Jul 2021) • Lucy (Oct 2021) • JWST (Oct 2021) • DART (Nov 2021) • Tiangong space station • Tianhe • Wentian |
| Impact events
| Winchcombe meteorite |
| Selected NEOs
| Asteroid close approaches • 2021 AV7 • 2020 XR • 2016 DV1 • 99942 Apophis • (231937) 2001 FO32 • 2021 GW4 • 3361 Orpheus |
Exoplanets
| Alpha Centauri Ab (unconfirmed) • HD 108236 f • HD 110082 b • KOI-5Ab • NGTS-14Ab • OGLE-2019-BLG-0960Lb • TOI-178 (b • c • d • e • f • g) • TOI-755 (b • c) • Vega b (unconfirmed) |
| Discoveries
| J0313-1806 (distant quasar) • ID2299 (elliptical galaxy) • TIC 168789840 sextuple system • 2018 AG37 (announced) • ALESS 073.1 (spiral galaxy) • PJ352-15 astrophysical jet • 2MASS J0348−6022 (rapidly-rotating brown dwarf) |
Comets
| C/2021 A1 (Leonard) • C/2014 OG392 (PANSTARRS) |
Space
exploration
| Hope Mars mission (Mars orbit insertion: Feb 2021) • Mars 2020 (Mars orbit insertion: Feb 2021; Perseverance Mars landing: Feb 2021) • Tianwen-1 (Mars orbit insertion: Feb 2021; Zhurong rover Mars landing: May 2021) |