S02E30: Voyager's Triumph // Bubbletrons // The Wonders of Graphene

• **Date:** 7th August 2023- **Host:** Steve Dunkley
  **Main Topics Covered:**
  1. **Personal Updates:** - Steve celebrated his son and his partner Kate's birthdays in Sydney. - Lunch at a famous Australian landmark.
  2. **SpaceX News:** - SpaceX tests their new booster. - Static fire test conducted for the Starship First Stage prototype, Booster 9.
  3. **Graphene in Space:** - The wonder material graphene is being researched for use in space building and development. - Scientists from the Italian Space Agency discuss graphene's potential role in space exploration. - Up to 1.9% of interstellar medium carbon is made of graphene.
  4. **Voyager 2 Update:** - NASA reestablishes contact with Voyager 2. - Voyager 2's history and its journey through the solar system. - Voyager 1 and 2 carry golden records with information about Earth.
  5. **Bubbletrons:** - A phenomenon from the early universe where massive bubbles may have emerged and collided. - These bubbles could have been responsible for the creation of dark matter particles and microscopic black holes. - The bubbles' expansion and collision might have created gravitational waves.
  6. **Other Space News:** - Discovery of an unusual Jupiter-sized planet, T-O-I-G-4860B, orbiting a low mass star. - NASA's collaboration with Axiom Space for private astronaut missions. - NASA announces crew members for SpaceX Crew 8 mission to the International Space Station.
  **Closing Remarks:**Steve and Halley, the digital reporter, wrap up the episode, touching on the incredible properties and potential of graphene in space technologies.

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