Uploaded October 2023 | Updated September 2026, 2 weeks ago

---

WASP-17b is one of the most unusual exoplanets that astronomers have come across to date. It orbits just 7 million kilometres from the surface of its star – 20 times closer than Earth is to the Sun – and completes an orbit every 3.7 days.

My other YouTube channels:
The Science Fiction Rock Experience (the music show I produce):
youtube.com/@ScienceFictionRockExperience
Discover Maths (with Juan Medina):
youtube.com/@discovermaths
Science World (with Emrah Polat):
youtube.com/@ScienceWorld1

My website:
daviddarling.info