61. Optical systems and devices
... is intended for observations of weak extended objects (aurora, twilight and dawn phenomena, stratospheric clouds, etc.) in ... diameter - 103 mm. Back Forward . Converter is a front element of optical systems for observations of Aurora structure. ...
62. Project Space Hotel
... orbit on other carrier rockets and their modifications (e.g., on CR "Proton", "Aurora", "Soyuz-FG", "Zenith", Ariane, HOPE, etc ...
65. AAL Homepage
... information about meteor showers, solar flares, auroras, and near-Earth asteroids ... Solar Terrestrial Dispatch - Aurora Forecast Notes - Gallery - Traffic Lights for ...
66. http://hea-www.harvard.edu/~pgreen/PrenHall/earthmoon.txt
... the Sun $b) the Earth's rotation c) lunar tidal action d) the aurora borealis Particles from the sun interact with the earth's ionosphere to produce $a) the aurora borealis b) dangerous ultraviolet radiation c) hydrogen and helium d) protons and electrons ...
68. The M111 - "On Line"
... This image was taken from the International Space Station and shows the Aurora Australis and lightning.. ...
70. astro-ph
... Schneider, G.. - . Sedlmayr, E.. - . Sibthorpe, Bruce. - . Sicilia-Aguilar, Aurora. - . Solano, E.. - . Spaans, M.. - . Stam, D. M.. ...