| 2018 • 2019 in space • 2020 |
Space probe
launches
| TESS (lunar flyby; Apr 2018) • InSight / Mars Cube One (mission to Mars; May 2018) • Parker Solar Probe (solar space mission; Aug 2018) • BepiColombo (mission to Mercury; Oct 2018) • Chang'e 4 / Yutu-2 (mission to the Moon; Dec 2018) |
| Impact events
|
Kamchatka meteor (announced) • 2019 MO |
| Selected NEOs
|
Asteroid close approaches • 2018 XB4 • 2019 AS5 • 2016 AZ8 • 66391 Moshup • 2019 OK • 1620 Geographos • 2006 QV89 • 2100 Ra-Shalom • 2019 SU3 • 2019 TA7 • 2019 UN13 |
Exoplanets
|
AD Leonis b • Beta Pictoris c • DS Tucanae b • Gliese 251 c • Gliese 357 d • Gliese 588 • b • c • Gliese 687 c • Gliese 555 b • Gliese 754 b • Gliese 784 b • HR 5183 b • Kepler-47d • K2-288Bb • L 1159-16 • b • c • d • LP 816-60 b • LTT 1445 Ab • Luyten's Star • d • e • PDS 70c • Proxima Centauri c • Struve 2398 • Bb • Bc • Tau Ceti i (hypothesized) • Teegarden's Star • b • c • V1298 Tauri • b • c • d • e • Wolf 359 • b • c |
| Discoveries
|
2019 AQ3 • ASASSN-19bt • AT2019qiz • GRB 190114C • EPIC 204376071 • GW190412 • GW190521g (first-ever light from bh-bh merger) • GW190814 (first-ever "mass-gap" collision) • K2-18b water vapor • M87* imaged • PSR J0030+0451 mapped • PSR J0740+6620 • S5-HVS1 • 2I/Borisov • 20 moons of Saturn • WD 0145+234 detection of exoasteroid disruption • WD J0914+1914 |
| Comets
|
289P/Blanpain • 78P/Gehrels • 168P/Hergenrother • 163P/NEAT • 138P/Shoemaker-Levy • 171P/Spahr |
| Space exploration
|
New Horizons (encounter with 486958 Arrokoth; Dec 2018 / Jan 2019) • Chang'e 4 / Yutu-2 (landing on the far side of the Moon; Jan 2019) • Opportunity (end of mission; Aug 2018 / Feb 2019) • Hayabusa2 (departure from 162173 Ryugu; Dec 2019) |