Universe and Stars Crossword

the obscuration of the light of the sun by the intervention of the moon between it and a point on the earth
the brightness of a star in comparison with that of the sun: the luminosity of Sirius expressed as 23 indicates an intrinsic brightness 23 times as great as that of the sun.
the obscuration of the light of the moon by the intervention of the earth between it and the sun
an electromagnetic wave of extremely high frequency, 1 GH 3 or more, and having wavelengths of from 1 mm to 30 cm
electromagnetic radiation of a particular wavelength or color
has shorter wavelengths than visible light
relatively high-energy photon with wavelength in the approximate range from 0.01 to 10 nanometers
electromagnetic radiation with wavelengths shorter than approximately one tenth of a nanometer
the magnitude of a star as it appears to an observer on the earth
the magnitude of a star as it would appear to a hypothetical observer at a distance of 10 parsecs or 32.6 light-years
located inside the star in a region where the temperature and pressures are sufficient to ignite nuclear fusion, converting atoms of hydrogen into helium, and releasing a tremendous amount of heat
The only part of the electromagnetic spectrum we can see
Waves used to transmit signals to TVs and radios
The type of galaxy that we live in
The galaxy we live in
A group of galaxies