bubble letters
Type: Concept
As of November 2026, bubble letters has been mentioned in one podcast episode on Stuff You Should Know (Nov 2025).
The Local Bubble, or Local Cavity, is a relative cavity in the interstellar medium (ISM) of the Orion Arm in the Milky Way. It contains the nearest stars and brown dwarfs and, among others, the Local Interstellar Cloud, the neighboring G-Cloud, the Ursa Major moving group, and the Hyades. It is estimated to be at least 1000 light years in size, and is defined by its neutral-hydrogen density of about 0.05 atoms/cm3, or approximately one tenth of the average for the ISM in the Milky Way (0.5 atoms
| Mentioned in | 1 episode on 1 podcast (as of November 2026) |
|---|---|
| First heard | Nov 2025 on Stuff You Should Know |
Who talks about bubble letters on podcasts?
Josh Clark brought up bubble letters; the most recent mention was Nov 2025 on Stuff You Should Know.
- Graffiti: So Cool It’s A Pillar of Hip Hop | STUFF YOU SHOULD KNOW on Stuff You Should Know (Nov 2025) — Josh Clark
What is bubble letters mentioned alongside?
bubble letters is most often mentioned alongside Taki 183, Amsterdam and City College of New York.
Mentioned together: Taki 183, Amsterdam, City College of New York, Central Park, Connecticut, Copenhagen, Spray Can Art, Krylon, Lionel Richie, HIV