22–26 Sept 2025
Institut de Physique du Globe de Paris
Europe/Paris timezone

When Satellites Speak Loudly: Polarized Starlink Emission Below 100 MHz Seen by NenuFAR

25 Sept 2025, 12:30
30m
Institut de Physique du Globe de Paris

Institut de Physique du Globe de Paris

1 Rue Jussieu 75005 Paris France
Invited talk Methods, Data Science talks

Speaker

Xiang Zhang (Observatoire de Paris)

Description

The rapid expansion of satellite mega-constellations, such as Starlink, presents new challenges to low-frequency radio astronomy. In this talk, I present results from NenuFAR observations revealing strong and highly polarized radio emissions from Starlink satellites below 100 MHz. I will discuss the observational signatures, potential origin of the radiation, implications for calibration and RFI mitigation, and how this work contributes to our understanding of satellite interference in the emerging era of dense orbital activity.

Author

Xiang Zhang (Observatoire de Paris)

Co-authors

Dr Philippe Zarka (Observatoire de Paris - CNRS) Dr Cedric Viou Alan Loh (Observatoire de Paris)

Presentation materials

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