Astrophysics & Space Science
epub |eng | | Author:Nicky Jenner
The birth of Phobos and Deimos Firstly, and perhaps most famously, is the idea that Phobos and Deimos aren’t really related to Mars at all: they’re actually adopted asteroids that ...
( Category:
Astronomy
May 7,2017 )
epub, azw3, mobi, pdf |eng | 2017-05-02 | Author:Neil DeGrasse Tyson
Aluminum occupies nearly ten percent of Earth’s crust yet was unknown to the ancients and unfamiliar to our great-grandparents. The element was not isolated and identified until 1827 and did ...
( Category:
Astrophysics & Space Science
May 3,2017 )
epub |eng | 2017-04-30 | Author:Alexander MacDonald [MacDonald, Alexander]
Sources: Goddard, R., The Papers of Robert Goddard, vol. 1 (New York, 1970); see text of chapter 3 for specific source references. PWC-ratio equivalent value and GDP-ratio equivalent value calculations ...
( Category:
Astronautics & Space Flight
May 3,2017 )
epub |eng | | Author:Carrie Nugent
6 My Favorite Telescope Most asteroid hunters use telescopes sensitive to the wavelengths of light that our eyes can see. But there’s one asteroid-hunting telescope that uses a different type ...
( Category:
Astronomy
April 23,2017 )
epub |eng | 2016-03-21 | Author:Tyson, Neil deGrasse; Strauss, Michael A.; Gott, J. Richard & Michael A. Strauss & Neil deGrasse Tyson
FIGURE 16.5. Spectrum of the quasar SDSS J1148+5251 at redshift 6.42. This quasar was discovered by Michael Strauss, Xiaohui Fan, and their colleagues in 2001, the highest-redshift quasar known from ...
( Category:
Cosmology
March 22,2017 )
epub |eng | 2016-10-03 | Author:Mike Massimino
With my copilot, Snoopy, July 1969. Backyard adventures in space. Credit 1 Controlling the robot arm in my lab at MIT, with a 1980s hairstyle. Credit 2 With Mom and ...
( Category:
Astronautics & Space Flight
March 21,2017 )
mobi |eng | 2010-03-29 | Author:Comins, Neil F. [Comins, Neil F.]
Why Stars with Different Amounts of Matter Have Different Lifetimes As just noted, more massive stars live for much shorter lengths of time than do less massive ones. A 25 ...
( Category:
Astrophysics & Space Science
March 15,2017 )
epub, mobi, azw3 |eng | 2016-04-19 | Author:Rowland White [White, Rowland]
THIRTY-EIGHT Vandenberg Air Force Base, California, 1980 While NASA struggled to return American astronauts to space, the Air Force unmanned space program was thriving. The first year of the new ...
( Category:
History
February 24,2017 )
epub |eng | 2007-12-01 | Author:Martin Collins [Collins, Martin]
Apollo 12 Maurer Data Acquisition Camera 1969 “But essentially the camera makes everyone a tourist in other people’s reality, and eventually in one’s own.” —SUSAN SONTAG, On Photography, 1974 Astronaut ...
( Category:
Astronautics & Space Flight
February 24,2017 )
epub, mobi |eng | | Author:Barry B. Luokkala
Exactly how many stars in the galaxy have planets is not yet known. What is known is that the fraction f p in Eq. (5.1) is a number less than ...
( Category:
Shows
February 12,2017 )
epub |eng | | Author:Gerrit Verschuur
9.5 Novae The word nova means ‘new star.’ From time to time a new star seen with the naked eye does appear in our heavens. Such an event occurred in ...
( Category:
Astronomy
January 9,2017 )
epub, pdf |eng | | Author:Mark Gallaway
8.3.2 Pointing Once you have all your calibration frames done, open the dome (assuming it’s dark). Some telescopes require you align to two or three bright stars. If you need ...
( Category:
Astrophysics & Space Science
December 11,2016 )
epub |eng | 2016-11-14 | Author:Charles Wohlforth
FUTURE Technology for continuous acceleration in space developed extraordinarily rapidly, seemingly overnight, like flight after the Wright brothers or the Internet in the 1990s. As in those cases, however, the ...
( Category:
Astronautics & Space Flight
November 18,2016 )
epub |eng | | Author:Mark Thompson
SIX A Goliath Among Planets LEAVING THE ASTEROID BELT behind marks a new phase in your journey. With the exception of the Sun, all the objects you have visited so ...
( Category:
Astronautics & Space Flight
November 11,2016 )
epub, azw3 |eng | 2016-08-25 | Author:Julian Guthrie
19 Elon’s Inspiration Peter’s part-time assistant, Angel Panlasigui, opened the door to Peter’s Santa Monica apartment late in the morning and saw what was becoming an increasingly familiar sight in ...
( Category:
Astronautics & Space Flight
September 23,2016 )
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