PX158 - 0 - astronomy
image: 8bit
A - introduction
B - the celestial sphere
PX158 - B1 - introduction
PX158 - B2 - maximum altitude
PX158 - B3 - measuring time
C - angles and parallax
PX158 - C1 - parallax
PX158 - C2 - proper motion
D - fluxes and magnitudes
PX158 - D1 - luminosity and flux
PX158 - D2 - brightness and magnitudes
E - telescopes
PX158 - E1 - introduction
PX158 - E2 - extended objects
F - black bodies and colours
PX158 - F1 - black body radiation
PX158 - F2 - luminosity-temperature-radius of stars
PX158 - F3 - colours
G - astronomical masses
PX158 - G1 - two masses in a mutual circular orbit
PX158 - G2 - spectroscopic binaries
PX158 - G3 - gravitational lensing
H - the solar system and exoplanets
PX158 - H1 - introduction
PX158 - H2 - temperature of solar system bodies
PX158 - H3 - planets
PX158 - H4 - exoplanets
I - stars
PX158 - I1 - hertzprung-russell diagram
PX158 - I2 - stellar classes
PX158 - I3 - theoretician's H-R diagram
PX158 - I4 - star clusters
PX158 - I5a - pressure at the centre of stars
PX158 - I5b - temperature at the centre of stars
PX158 - I6a - stellar evolution
PX158 - I6b - mass-luminosity relationship
PX158 - I6c - evolution of a sun-like star
PX158 - I6d - stars by masses
PX158 - I7a - white dwarfs
PX158 - I7b - neutron stars
PX158 - I7c - chandrashekhar limit
PX158 - I7d - blackholes
J - galaxies
PX158 - J1 - introduction
PX158 - J2 - types of galaxies
PX158 - J3 - weighing galaxies
PX158 - J4 - central blackholes
K - the universe
PX158 - K1 - hubble's law
PX158 - K2 - the age of the universe
PX158 - K3 - cosmic microwave background
PX158 - K4 - the big bang theory
PX158 - K5 - density of the universe