Physics & Astronomy
supernovae
100%
stars
73%
planets
34%
telescopes
32%
extrasolar planets
30%
transit
27%
electron impact
25%
Jupiter (planet)
24%
comets
23%
asteroids
22%
energy levels
22%
ejecta
21%
photometry
20%
luminosity
18%
radial velocity
17%
dust
17%
collisions
17%
galaxies
16%
flares
16%
envelopes
15%
radii
14%
solar atmosphere
14%
metallicity
14%
chemistry
14%
atmospheres
13%
signatures
12%
solar flares
12%
estimates
12%
chromosphere
11%
orbits
10%
oscillations
10%
sunspots
10%
photosphere
10%
spectroscopy
10%
hydrogen
10%
orbitals
10%
carbon
9%
color
9%
asymptotic giant branch stars
9%
wavelengths
9%
molecules
9%
astrophysics
8%
observatories
8%
fine structure
8%
Neptune (planet)
8%
oxygen
8%
x rays
8%
ions
8%
chemical composition
7%
gases
7%
temperature
7%
plateaus
7%
energy
7%
brightness
7%
vapor phases
7%
Kuiper belt
7%
helium
7%
detonation
6%
nebulae
6%
nuclei
6%
line spectra
6%
cameras
6%
coronal loops
6%
electron energy
6%
magnetars
5%
predictions
5%
sky
5%
planetary nebulae
5%
magnetic fields
5%
simulation
5%
ionization
5%
albedo
5%
magnetohydrodynamic waves
5%
pixels
5%
Earth & Environmental Sciences
explosion
38%
planet
37%
luminosity
35%
ejecta
25%
transition
23%
Jupiter
22%
spectroscopy
19%
detection
19%
comet
16%
atmosphere
15%
energy
15%
asteroid
15%
electron
14%
dust
14%
near infrared
14%
rate
13%
wavelength
12%
hydrogen
12%
parameter
12%
code
11%
plasma
11%
collision
11%
observatory
11%
temperature
10%
magnetic field
9%
helium
9%
comparison
9%
erg
9%
analysis
8%
Neptune
8%
electron density
8%
accretion
8%
distribution
8%
corona
7%
oxygen
7%
modeling
7%
carbon
7%
ionization
7%
timescale
7%
solar system
7%
material
7%
chemical composition
6%
shell
6%
plateau
6%
young
6%
metal
6%
chemical
5%
effect
5%
flaring
5%
loss
5%
pixel
5%
prediction
5%
gamma radiation
5%
solar eclipse
5%
method
5%
spectral resolution
5%