| Date | Time | Speaker | Title |
| 12/02/21 | 11am | Hannah Schunker | Closing the solar cycle: emerging active regions |
| 16/04/21 | 4pm | Frank Eisenhauer | A New Era of Interferometry with GRAVITY |
| 30/04/21 | 11am | Danny Horta | Unraveling the nature and origin of the Galactic stellar halo with Galactic surveys |
| 28/05/21 | 11am | Marcin Sokolowski | A High-Speed All-Sky Monitor for Fast Radio Bursts and Technosignatures |
| 10/09/21 | 11am | Cath Trott | The Search for Hydrogen: detecting the Epoch of Reionisation through the 21cm line. |
| 19/09/21 | 11am | Joss Bland-Hawthorn | Galactic seismology – waves that cross the Milky Way |
| 24/09/21 | 15pm | Anthony Brown | The Gaia Mission and science highlights from the Gaia data releases |
| 08/10/21 | 11am | Olivier Guyon | Direct Imaging of Nearby Habitable Exoplanets and Search for Exolife |
| 15/10/21 | 11am | Katie Mack | Dark Matter, First Light |
| 22/10/21 | 16pm | Vasily Belokurov | The transformation of the Milky Way |
| 29/10/21 | 11am | John Mather | Opening the Infrared Treasure Chest with JWST [Watch] [Listen to] |
| 12/11/21 | 11am | Jan Eldridge | New insights into black hole ecology |
| 19/11/21 | 11am | Jeff Cooke | The Australian-led Keck Wide-Field Imager |
| 26/11/21 | 16pm | Joe Silk | Recent Advances in Cosmology |
