RESULTS OF MICROMETEORITE PENETRATION EXPERIMENT ON THE EXPLORER VII SATELLITE 1959 10TA
Micrometeorite penetration experiment on explorer vii satellite - 1959 iota
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Micrometeorite penetration experiment on explorer vii satellite - 1959 iota
This paper gives a comprehensive summary of cosmic-ray intensity observations at high latitudes over North America and over Australia in the altitude range 550 to 1100 kilometers by means of Geiger tubes in Explorer VII (Earth satellite 1959 Iota). The time period covered is October 13, 1959 to February 17, 1961. Of special interest are the observational data on some 20 solar cosmic-ray events including major events of early April 1960, early September 1960, and of mid-November 1960. Detailed study of the latitude dependence of solar cosmic ray intensity will be presented in a later companion paper.
Detection of solar-produced heavy nuclei with an atomic number of 6 or greater by explorer vii satellite
Variations in fading period of radio signals from explorer vii satellite used to study electron density irregularities in the ionosphere
Satellite orbital data for explorer i, vii, viii, ix and vanguard ii and iii - orbital elements
Observations of satellites - explorer i and vii, vanguard i, ii, and iii, and transit ib
Ionospheric electron density measured by satellite radio transmission. progress report
The assessment of the future of astronautics is the task of a prophet, a profession not recognized as an established branch of science. Prophecy is an art rather than a profession and there are no established methods of procedure. Knowledge of specific developments in progress and past experience give a reasonable basis for extrapolating a few years ahead. For the more distant future, imagination, intuition, and faith are the only tools, and these are inevitably colored by the nature and environment of the prophet. He may be naturally an optimist or a pessimist. The seeker for financial support and the salesman will see the future very differently than the engineer responsible for the success of launching vehicles on difficult missions. Some of the problems of predicting future developments may be appreciated by looking backward in time by 52 years.
Measurement of electron density in ionosphere from observation of faraday effect on signals from cosmos i, cosmos ii, and explorer satellites
Upper atmosphere composition data from Explorer VII aeronomy satellite
Flux observation of heavy primary cosmic radiation in explorer vii satellite-borne instrumentation
Space science - satellite observation of galactic solar cosmic rays - explorer 7
Satellite investigation of time variations of heavy nuclei in the primary cosmic radiation
Explorer vii observations of solar cosmic rays
Alternate conclusions on time variations of intensity in the inner radiation zone based on explorer vii data
Change in boundary of outer radiation zone following magnetic storm of september 30, 1961 - explorer vii data on trapped electron intensities