| Mission | Date/Time | Event |
| galileo | 1989.10.18.12.00.00 | Launch on Space Shuttle Atlantis |
| galileo | 1990.02.10.12.00.00 | Venus Flyby (16,000 km) |
| galileo | 1991.04.11.12.00.00 | High gain antenna fails to open properly |
| galileo | 1991.10.08.12.00.00 | Earth Flyby 1 (960 km) |
| galileo | 1991.10.29.12.00.00 | Asteroid Gaspra Flyby (1,600 km) |
| galileo | 1992.12.08.12.00.00 | Earth Flyby 2 (305 km) |
| galileo | 1993.08.28.12.00.00 | Flyby of Ida and its moon Dactyl (2,400 km) |
| galileo | 1994.07.16.12.00.00 | Direct observation of comet S/L-9 Jupiter Impact. |
| galileo | 1995.07.13.05.15.00 | Jupiter Probe separation |
| galileo | 1995.07.27.06.45.00 | Trajectory correction maneuvre (orbiter deflection) – on target for orbit insertion |
| galileo | 1995.11.19.12.00.00 | Jupiter Bow Shock Crossing |
| galileo | 1995.12.07.13.09.00 | Closest approach to Europa during Jupiter orbit insertion (30,951 km) |
| galileo | 1995.12.07.17.45.00 | Closest approach to Io during Jupiter orbit insertion, used as a gravity-assist (892 km) |
| galileo | 1995.12.07.21.53.00 | Jupiter Orbit Insertion: closest approach to Jupiter (214,569 km) |
| galileo | 1995.12.07.22.04.00 | Probe enters Jupiter atmosphere |
| galileo | 1995.12.07.22.22.00 | 49 minute Jupiter Orbit Insertion burn starts |
| galileo | 1995.12.08.00.27.00 | Jupiter Orbit Insertion engine firing for 49 minutes |
| galileo | 1996.03.14.12.00.00 | Apojove maneuvre |
| galileo | 1996.03.14.19.15.00 | Perijovie raise maneuvre |
| galileo | 1996.06.27.06.29.00 | (1) Ganymede Flyby (835 km) |
| galileo | 1996.06.28.00.31.00 | Perijovie (11.0 RJ) |
| galileo | 1996.09.06.19.00.00 | (2) Ganymede Flyby (262 km) |
| galileo | 1996.11.04.13.34.00 | (3) Callisto Flyby (1,100 km) |
| galileo | 1996.12.19.06.53.00 | (4) Europa Flyby (695 km) |
| galileo | 1997.02.20.17.03.00 | (6) Europa Flyby (588 km) |
| galileo | 1997.04.05.07.10.00 | (7) Ganymede Flyby (3,065 km) |
| galileo | 1997.05.07.15.57.00 | (8) Ganymede Flyby (1,584 km) |
| galileo | 1997.06.25.13.48.00 | (9) Callisto Flyby (416 km) |
| galileo | 1997.09.17.00.19.00 | (10) Callisto Flyby (524 km) |
| galileo | 1997.11.06.20.23.00 | (11) Europa Flyby (1,119 km) |
| galileo | 1998.02.10.12.00.00 | (13) Europa Flyby |
| galileo | 1998.03.29.13.21.00 | (14) Europa Flyby (1,645 km) |
| galileo | 1998.05.31.12.00.00 | (15) Europa Flyby |
| galileo | 1998.07.21.12.00.00 | (16) Europa Flyby |
| galileo | 1998.09.26.12.00.00 | (17) Europa Flyby |
| galileo | 1998.11.22.12.00.00 | (18) Europa Flyby |
| galileo | 1999.02.01.12.00.00 | (19) Europa Flyby |
| galileo | 1999.05.05.12.00.00 | (20) Callisto Flyby |
| galileo | 1999.06.30.12.00.00 | (21) Callisto Flyby |
| galileo | 1999.08.14.12.00.00 | (22) Callisto Flyby |
| galileo | 1999.09.16.12.00.00 | (23) Callisto Flyby |
| galileo | 1999.10.11.12.00.00 | (24) Io Flyby |
| galileo | 1999.11.26.12.00.00 | (25) Io Flyby |
| galileo | 2001.01.04.12.00.00 | Closest approach to the Cassini spacecraft (4,500,000 km) |
| galileo | 2002.11.05.12.00.00 | Amalthea Flyby. Last flyby at a Jupiter moon for Galileo (159 km) |
| galileo | 2003.09.21.05.00.00 | Passes Ganymede orbit for the last time |
| galileo | 2003.09.21.12.00.00 | Passes Europe orbit for the last time |
| galileo | 2003.09.21.15.20.00 | Passes Io orbit for the last time |
| galileo | 2003.09.21.18.57.00 | Deliberate impact into Jupiter atmosphere |