Physicists and astronomers: communities and participation rules
They use theory, experiments and observations to study matter, energy, spacetime and astronomical objects.
Related communities · 25
Places with a sampled week come first, followed by recorded membership. Membership is neither activity nor a recommendation score.
- r/quantummechanics11k members · 2025-01
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026 - r/StringTheory5k members · 2025-01
- Language
- English
- Introducing a product
- Not established
Recorded rule excerptPosts and comments spreading pseudoscientific content, crackpottery and incoherent nonsense will be removed
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/radioastronomy4k members · 2025-01
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026 - r/nano3k members · 2025-01
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Every post of 2026-09 in Reddit's public archive (Arctic Shift's monthly file); up to 60 posts a place, fixed by the hash of the post's id, judged one by one by Jev: written by one of these people, and showing one's own work; still up as the archive's second look a day and a half later found it.
View source · record organized October 15, 2026 - r/photonics3k members · 2025-01
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026 - r/quantuminterpretation2k members · 2025-01
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026 - r/nuclearphysics1k members · 2025-01
- Language
- English
- Introducing a product
- Not established
Recorded rule excerptDebate is acceptable and encouraged, but attack the argument not the person.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026Recorded rule excerpt · View source · record organized October 14, 2026
- r/HealthPhysics1k members · 2025-01
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, judged by a model on the place's own description in the list; no posts read.
View source · record organized October 14, 2026 - r/lhc1k members · 2025-01
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Rules and sources →Discussion sample availableWhy this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Every post of 2026-09 in Reddit's public archive (Arctic Shift's monthly file); up to 60 posts a place, fixed by the hash of the post's id, judged one by one by Jev: written by one of these people, and showing one's own work; still up as the archive's second look a day and a half later found it.
View source · record organized October 15, 2026 - Physics505k members · 2026-10-15
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Why this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, what kind of place and in what language, judged by a model on its own title and description in its list; no posts read.
View source · record organized October 15, 2026 - Astronomy62k members · 2026-10-15
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Why this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, what kind of place and in what language, judged by a model on its own title and description in its list; no posts read.
View source · record organized October 15, 2026 - Quantum Computing34k members · 2026-10-15
- Language
- English
- Introducing a product
- Not established
No original wording is recorded for this action, so permission cannot be established here.
Why this appears
Listed through a recorded audience relationship. Demand for your product has not been verified here.
Which groups each place is for, what kind of place and in what language, judged by a model on its own title and description in its list; no posts read.
View source · record organized October 15, 2026
After finding a community, find the conversations worth joining.
Hmm uses your product’s context to find relevant discussions, prepare replies and follow responses after you send. ahahmm has not launched yet; Mac comes first, with Windows in development.