Recent content by Bristlethorn

  1. Bristlethorn

    I What is the hierarchy of time: Δt, Δs, and Δτ?

    Hi, all. My textbook presents an hierarchy of the three types of time, but doesn't back it up or explain where it came from. According to it, Δt ≥ Δs ≥ Δτ Where - Δt is the coordinate time between two events as observed in an inertial frame, - Δs is the spacetime interval between two...
  2. Bristlethorn

    Hi, I'm Joseph, a.k.a Bristlethorn

    Hey! Just thought I'd introduce myself around here. My name's Joseph, and I'm a second-year physics undergrad that's still trying to figure out where my place lies in the many fields of physics. Hope you're all having a good day! :smile: -Bristlethorn
  3. Bristlethorn

    Interesting topics for undergraduate astrophysics research?

    Starting in the fall of this year, I'm going to get to start my own year-long undergraduate research project. To summarize as briefly as possible: Resources Available: Our university has access to the SMARTS consortium's three telescopes: - 1.5m CHIRON telescope - 1.3m ANDICAM telescope...
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