[2] Levasseur-Regourd was a student at the École normale supérieure Cachan, and completed a PhD in 1976 on satellite observations of zodiacal light, under the direction of Jacques Blamont.

[3] In 1977, Levasseur-Regourd was the only woman among 53 finalists for the ESA astronaut program, although she never went to space.

[2] She was the principal investigator for the Giotto Optical Probe Experiment, part of a mid-1980s ESA space mission to explore Halley's Comet.

[2] Levasseur-Regourd's popular-press book L'atmosphère et ses phénomènes (1980) won the Glaxo Prize.

[5] She was also the author of two popular-press books on comets, Halley, le roman des comètes (with Philippe De La Cotardière, 1985), and L’exploration cométaire: De l'Antiquité à Rosetta (with Janet Borg, 2018).