Astronomy
azw3 |eng | 1804-01-14 | Author:Stephen Hawking
To my great surprise I found that the black hole seemed to emit particles at a steady rate. Like everyone else at that time, I accepted the dictum that a ...
( Category:
Astronomy
July 19,2020 )
azw3 |eng | 2020-06-01 | Author:Paul Sutter [Sutter, Paul]
* * * There are other ways to make a scene. Sometimes, a do-nothing middle-of-the-road star gets a chance to see its name in lights. The story of death and ...
( Category:
Astronomy
July 19,2020 )
epub |eng | | Author:Gilles Clément
Charles JB, Bungo MW, Fortner GW (1994) Cardiopulmonary function. In: Space Physiology and Medicine. Nicogossian AE, Huntoon CL, Pool SL (eds) Philadelphia, PA: Lea & Febiger, Chapter 14 Churchill SE ...
( Category:
Astronautics & Space Flight
July 11,2020 )
azw3 |eng | 2020-07-06 | Author:Marc Hartzman [Hartzman, Marc]
There has been no evidence submitted to or discovered by the Air Force that sightings categorized as “unidentified” represent technological developments or principles beyond the range of present-day scientific knowledge. ...
( Category:
Astronomy
July 10,2020 )
azw3, pdf |eng | 2017-02-01 | Author:Ian Morison [Morison, Ian]
Figure 19.1 The PrimaLuce Lab 700Da cooled sensor DSLR camera The alternative is to purchase a custom made astronomical camera incorporating a colour APSC sensor. The lowest cost of these ...
( Category:
Star-Gazing
July 10,2020 )
epub |eng | 2020-06-03 | Author:Elizabeth Howell
* * * One of the dominant processes during the early evolution on Mars was volcanism. With the Red Planet volcanically active in the ancient past, its surface would have ...
( Category:
Astrophysics & Space Science
July 9,2020 )
epub |eng | 2020-07-07 | Author:Sarah Stewart Johnson [Stewart Johnson, Sarah]
* * * — THERE WERE MULTIPLE cameras on Phoenix, the smallest able to resolve the surface structure of a grain of sand, and when they flipped on, the vista ...
( Category:
Astronomy
July 8,2020 )
epub |eng | 2020-07-06 | Author:Sarah Stewart Johnson
* * * — THERE WERE MULTIPLE cameras on Phoenix, the smallest able to resolve the surface structure of a grain of sand, and when they flipped on, the vista ...
( Category:
Astronomy
July 8,2020 )
epub |eng | | Author:Manfred ”Dutch” von Ehrenfried
Space Technology Research Grants (STRG): The purpose of these grants is to accelerate the development of high risk/high payoff technologies in support of the future space science and exploration needs ...
( Category:
Astronautics & Space Flight
July 8,2020 )
epub |eng | | Author:Rod Mollise
Observers who have not used a binoviewer sometimes question whether this is a practical arrangement. Does not running the light through prisms and splitting it into two dim images mean ...
( Category:
Astronomy
July 8,2020 )
epub |eng | | Author:Ben Bova
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ Telescopes dramatically changed the field of astronomy, of course. As astronomers and optics technicians learned to make mirrors larger and more precise with surfaces polished down to within a ...
( Category:
Astronomy
July 7,2020 )
mobi |eng | 2016-05-10 | Author:Sean Carroll
The Big Picture 237 The resulting images have a high degree of apparent complexity; in order to describe them accurately, you would have to actually specify the intricate shape of ...
( Category:
Cosmology
July 7,2020 )
epub |eng | | Author:Neil T. English
Reducing Stray Light When integrating lenses into a multi-element system, a common limiting factor in overall performance is the entrance of stray light into the optical train. Stray light is ...
( Category:
Astronomy
July 5,2020 )
epub |eng | 2013-12-25 | Author:Allan Hall [Hall, Allan]
About the target: This elliptical galaxy is roughly 49 million light years away and appears in the constellation of Virgo and x‐rays emitted by the central core suggest it contains ...
( Category:
Astronomy
July 5,2020 )
epub, pdf |eng | 2012-02-13 | Author:Stan Gibilisco
= 10 log10 (1/15) = 10 log10 0.06667 = 10 × (−1.176) = −11.76dB Because we’re told the attenuation factor is exact, we can leave this figure as it is. ...
( Category:
Electronics
July 5,2020 )
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