Mackebrandt, F.: The stellar pulsation timing method to detect sub-stellar companions. Virtual Annual Meeting of the Astronomische Gesellschaft 2021 , Online (2021)

Heller, R.: Earth-sized Transiting Planets in the Stellar Habitable ZonesFrom Kepler to PLATO. Virtual Annual meeting of the German Astronomical Society, Online (2021)

Heller, R.: Extrasolare Planeten. Studium Generale, Arbeitskreis Astronomie, Universität Stuttgart, online (2021)

Heller, R.: Outlier detection algorithms for light curves, center of brightness, and imagettes of the PLATO mission. Plato Week 11, online (2021)

Heller, R.: Habitability of early Earth: Liquid water under a faint young Sun and tidal heating due to a closer Moon. General Meeting of the SPP 1833 "Building a Habitable Earth", online (2021)

Reitner, J.; Kaufmann, T.; Duda, J.-P.; Heller, R.; Kratz, R.; Schönhammer, K.; Maatsch, J.: Ursprung – Kann etwas aus dem Nichts entstehen? Podiumsdiskussion (Ringvorlesung der Georg-August-Universität Göttingen), online (2021)

Heller, R.: Extrasolare Planeten. Helene-Lange-Schule Hannover, online (2021)

Mackebrandt, F.: Detecting sub-stellar companions using the stellar pulsation timing method. PLATO Mission Conference 2021, Online (2021)