| Date | Time | Speaker | Speaker Location | Topic |
| 10 Feb 2023 | 11:00 | Connor Bottrell | University of Tokyo | Connecting the observable to the non-observable at a crossroads of observational and computational galaxy astronomy |
| 3 Mar 2023 | 11:00 | Steve Finkelstein | U Texas | Pushing into the First 500 Million Years after the Big Bang with JWST [Watch] |
| 10 Mar 2023 | 11:00 | Nick Pingel | Wisconsin | Characterizing the Multiphase Interstellar Medium in the Milky Way and Beyond |
| 17 Mar 2023 | 11:00 | Alfred Castro-Ginard | Leiden | Mapping the Milky Way with the stars (un)seen by Gaia |
| 24 Mar 2023 | 11:00 | Ciaran O’Hare | USYD | Dark Matter in the Milky Way |
| 31 Mar 2023 | 11:00 | Douglas Scott | UBC | Standard Cosmological Model |
| 21 Apr 2023 | 11:00 | Richard Lane Reade | UBO | TBD |
| 28 Apr 2023 | | Honours talks | | |
| 5 May 2023 | 11:00 | Ashley Ruiter | ADFA | TBD |
| 12 May 2023 | 11:00 | Ben Montet | UNSW | TBD |
| 19 May 2023 | 11:00 | Jimi Green | SKAO | TBD |
| 26 May 2023 | | SSP Talks | | |
| 18 Aug 2023 | 11:00 | Naomi McClure-G | U Sydney | GASKAP |
| 25 Aug 2023 | 11:00 | Ellen Sirks | U Sydney | SuperBIT |
| 1 Sep 2023 | 11:00 | Rebecca Connolly | U Sydney | Space Law |
| 8 Sep 2023 | 11:00 | Tamara Davis | U Sydney | Cosmology |
| 15 Sep 2023 | 11:00 | Jessie Christiansen | Caltech | Expolanets |
| 22 Sep 2023 | 11:00 | Rhea-Silvia Remus | U Sydney | Cosmo Simulations |
| 29 Sep 2023 | | | MID-SEMESTER BREAK | |
| 6 Oct 2023 | | Honours talks | | |
| 13 Oct 2023 | 11:00 | Kareem El-Badry | Caltech/Harvard | Binaries |
| 20 Oct 2023 | | Krzysztof Bolejko | UTAS | Cosmology |
| 27 Oct 2023 | 11:00 | Tabetha Boyajian | LSU | TBD |
| 3 Nov 2023 | | SSP Talks | | |
