ASTR 5770 Fall 2025 Problem Sets

CMB from Planck

ASTR 5770 Fall 2025 Homepage

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ASTR 5770 Cosmology Fall 2025: Problem Sets

Problem Set 1. Pick a survey due in class Wed Sep 3.
Problem Set 2. The Universe (Ch 10) due in class Wed Sep 10.
Problem Set 3. Hubble diagram (Ch 10) due in class Wed Sep 17.
Supernova data downloadable from https://archive.stsci.edu/prepds/ps1cosmo#dataaccess
The relevant summary data file is hlsp_ps1cosmo_panstarrs_gpc1_all_model_v1_lcparam-full.txt
Mathematica notebook: snhubblediag.nb
Problem Set 4. Special Relativity (Ch 1) due in class Wed Sep 24.
Twin paradox spacetime diagram.
Problem Set 5. Deflection of light by the Sun (Ch 2) due in class Wed Oct 1.
Problem Set 6. Geodesics in a FLRW universe (Chs 4, 10) due in class Wed Oct 8.
Problem Set 7. Big Bang Nucleosynthesis of ⁴He due in class Wed Oct 22.
Mathematica notebook: neutronfreezeout.nb.
Problem Set 8. Generic behavior of radiation (Ch 30) due in class Wed Nov 5.
Problem Set 9. Program the equations for the simplest set of cosmological assumptions (Ch 30) due in class Wed Nov 19.

CMB from Planck Fall 2025 ASTR 5770 Homepage

syllabus | timetable | projects | problems | texts | images

Updated 2025 Oct 27