Thẻ cho Thiên văn học

the-sun × 116
star × 115
black-hole × 104
orbit × 99
planet × 99
the-moon × 98
earth × 92
solar-system × 92
gravity × 89
galaxy × 82
observational-astronomy × 77
exoplanet × 50
amateur-observing × 48
light × 45
milky-way × 45
universe × 43
cosmology × 42
telescope × 42
distances × 35
jupiter × 35
rotation × 35
natural-satellites × 33
asteroids × 32
mars × 32
atmosphere × 30
comets × 30
photography × 28
neutron-star × 27
supernova × 27
stellar-evolution × 26
supermassive-black-hole × 26
history × 25
astrophysics × 23
saturn × 23
fundamental-astronomy × 22
general-relativity × 22
space × 22
dark-matter × 21
gravitational-waves × 21
radio-astronomy × 21
planetary-formation × 18
planetary-ring × 18
space-time × 18
venus × 18
binary-star × 17
expansion × 16
pluto × 15
redshift × 15
gas-giants × 14
hubble-telescope × 14
life × 14
orbital-mechanics × 14
9th-planet × 13
magnetic-field × 13
mass × 13
matter × 13
temperature × 13
dwarf-planets × 12
earth-like-planet × 12
galactic-dynamics × 12
speed × 12
star-formation × 12
tidal-forces × 12
big-bang-theory × 11
data-analysis × 11
formation × 11
accretion-discs × 10
gravitational-lensing × 10
interstellar-medium × 10
solar-flare × 10
space-telescope × 10
time × 10
water × 10
constellations × 9
impact × 9
oort-cloud × 9
radiation × 9
size × 9
solar-eclipse × 9
terminology × 9
angular-resolution × 8
core × 8
kuiper-belt × 8
laws-of-physics × 8
meteor × 8
meteorite × 8
n-body-simulations × 8
neptune × 8
neutrinos × 8
observable-universe × 8
observatory × 8
optics × 8
positional-astronomy × 8
rogue-planet × 8
satellite × 8
trappist-1 × 8
antimatter × 7
apparent-magnitude × 7
coordinate × 7
dark-energy × 7
density × 7
dust × 7
early-universe × 7
galaxy-center × 7
gamma-ray-bursts × 7
intergalactic-space × 7
mercury × 7
naked-eye × 7
naming × 7
nebula × 7
newtonian-telescope × 7
night-sky × 7
nucleosynthesis × 7
red-giant × 7
spectroscopy × 7
stellar-astrophysics × 7
uranus × 7
white-dwarf × 7
brown-dwarf × 6
classification × 6
cosmological-inflation × 6
deep-sky-observing × 6
galaxy-cluster × 6
hawking-radiation × 6
hydrogen × 6
identify-this-object × 6
lunar-eclipse × 6
orbital-elements × 6
parallax × 6
pulsar × 6
quasars × 6
spectra × 6
star-systems × 6
stellar-dynamics × 6
surface × 6
titan × 6
velocity × 6
volcanism × 6
artificial-satellite × 5
celestial-mechanics × 5
charon × 5
cmb × 5
dobsonian-telescope × 5
explosion × 5
extra-terrestrial × 5
globular-clusters × 5
luminosity × 5
m31 × 5
near-earth-object × 5
space-probe × 5
stellar-atmospheres × 5
telescope-lens × 5
terrestrial-planets × 5
weather × 5
asteroid-belt × 4
astrobiology × 4
climate × 4
europa × 4
event-horizon-telescope × 4
geology × 4
heat × 4
horizon × 4
inclination × 4
lagrange-point × 4
light-pollution × 4
main-sequence × 4
moon-phases × 4
navigation × 4
newtonian-gravity × 4
orbital-migration × 4
solar-wind × 4
special-relativity × 4
tidal-locking × 4
adaptive-optics × 3
age × 3
astrometry × 3
azimuth × 3
coronal-mass-ejection × 3
eccentric-orbit × 3
element × 3
elemental-abundances × 3
ephemeris × 3
fate-of-universe × 3
gas × 3
habitable-zone × 3
high-energy-astrophysics × 3
infrared × 3
interstellar-travel × 3
kepler × 3
magnitude × 3
mathematics × 3
moonlanding × 3
movement × 3
nasa × 3
origin-of-life × 3
photons × 3
planetary-transits × 3
plasma-physics × 3
protostar × 3
quantum-field-theory × 3
radiative-transfer × 3
radio-telescope × 3
red-dwarf × 3
roche-limit × 3
sgr-a × 3
software × 3
spectrometry × 3
star-cluster × 3
star-gazing × 3
stellar-structure × 3
time-dilation × 3
units × 3
wavelength × 3
ascension × 2
astrochemistry × 2
atmospheric-effects × 2
binoculars × 2
cassini × 2
collimation × 2
cosmic-microwave-background × 2
crater × 2
declination × 2
doppler-effect × 2
enceladus × 2
future × 2
hot-jupiter × 2
hubble-constant × 2
hypothetical × 2
impact-probability × 2
initial-mass-function × 2
io × 2
iss × 2
lhb × 2
local-group × 2
metal × 2
metallicity × 2
meteor-shower × 2
nemesis × 2
orbital-resonance × 2
oumuamua × 2
quantum-mechanics × 2
refractor-telescope × 2
resource × 2
sagittarius-a × 2
saturn-rings × 2
singularity × 2
sombrero-galaxy × 2
space-debris × 2
space-geometry × 2
space-travel × 2
telescope-care × 2
tides × 2
turbulence × 2
vacuum × 2
vlbi × 2
absolute-magnitude × 1
accretion × 1
active-galaxy × 1
albedo × 1
alerts × 1
apparent-motion × 1
atmospheric-escape × 1
bow-shock × 1
callisto × 1
carbon-cycle × 1
cepheids × 1
ceres × 1
chthonian × 1
clock × 1
cosmic-ray × 1
cosmological-horizon × 1
cosmological-principle × 1
definition × 1
degenerate-matter × 1
detectors × 1
ds9 × 1
dwarf-star × 1
e-elt × 1
eccentricity × 1
eclipse-non-earth-related × 1
ephemerides × 1
escape-velocity × 1
event-horizon × 1
extinction × 1
fast-radio-bursts × 1
fermi-paradox × 1
frame-of-reference × 1
gaia × 1
galactic-center × 1
galilean-moons × 1
galileo-probe × 1
geocentrism × 1
helium × 1
homogeneity × 1
hydrostatic-equilibrium × 1
hypergiants × 1
image-processing × 1
instruments × 1
interferometry × 1
interstellar × 1
johannes-kepler × 1
kbo × 1
kinematics × 1
messier-catalog × 1
meteoroid × 1
mirror × 1
modeling × 1
notation × 1
nova × 1
obliquity × 1
occultation × 1
orion × 1
orrery × 1
parsec × 1
particles × 1
phobos × 1
planetary-systems × 1
precession × 1
prediction × 1
proto-planetary-disk × 1
radar × 1
seyfert-galaxies × 1
sky-survey × 1
soho × 1
spectral-type × 1
spiral-arms × 1
stellar-remnants × 1
sun-rays × 1
symbols × 1
telescope-making × 1
tno × 1
topographic-map × 1
triton × 1
trojan-asteroids × 1
visible-light × 1
white-hole × 1
x-ray × 1
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