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🌠Astrophysics I
Key Terms

336 essential vocabulary terms and definitions to know for your Astrophysics I exam

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21-cm line
21-cm line observations

A

Absolute magnitude
Absorption lines
Absorption spectrum
Accretion disk
Accretion Flow
Acoustic oscillations
Acoustic Peaks
Active Mirrors
Adaptive Optics
Adaptive Time-Stepping
AGN feedback
ALMA
Angular momentum conservation
Angular momentum transfer
Angular scale
Angular Size
Artificial Satellites
Asteroid belt
Atmospheric composition

B

Baryon Acoustic Oscillations
Baryon density
Big crunch
Black hole formation
Black hole imaging
Black hole mass scaling relation
Blandford-Payne Mechanism
Boltzmann Equations
Bondi Accretion
Bouncing barrier
Boundary Conditions
Bremsstrahlung cooling
Broad-line region
Bulge mass correlation
Bullet Cluster

C

Carbon burning
Carbon-oxygen white dwarf
Carbonaceous particles
Cataclysmic Variable Star
Ccd (charge-coupled device)
Chandra X-ray Observatory
Chemical composition
Chemical differentiation
Chemical enrichment
Chemical heating
Cno cycle
CO
Cold dark matter
Cold dark matter (cdm)
Cold neutral medium (cnm)
Cold phase
Coma Cluster
Continuous habitable zone
Continuum opacity
Convective envelopes
Convective zone
Copernican Heliocentric Model
Core collapse
Coronagraphs
Coronal regions
Cosmic chemistry
Cosmic evolution
Cosmic ray heating
Cosmic rays
Cosmological measurements
Cosmological simulations
Crab Nebula
Cryogenic systems

D

Dark matter halo
Debris disks
Density fluctuations
Density Profile
Direct imaging
Direct integration methods