Note to users. If you're seeing this message, it means that your browser cannot find this page's style/presentation instructions -- or possibly that you are using a browser that does not support current Web standards. Find out more about why this message is appearing, and what you can do to make your experience of our site the best it can be.

Science 13 November 1964:
Vol. 146. no. 3646, pp. 912 - 917
DOI: 10.1126/science.146.3646.912
Prev | Table of Contents | Next

Articles

Lunar Occultation of X-ray Emission from the Crab Nebula

S. Bowyer 1, E. T. Byram 1, T. A. Chubb 1, and H. Friedman 1

1 E. O. Hulburt Center for Space Research, U.S. Naval Research Laboratory, Washington

The x-ray flux from the Crab Nebula was observed during a lunar occultation on 7 July 1964. As the moon covered the central region of the nebula, the x-ray flux decreased gradually. The source appears to extend over a volume about 1 light-year in diameter.


THIS ARTICLE HAS BEEN CITED BY OTHER ARTICLES:
Adventure into Space.
E. M. Burbidge (1983)
Science 221, 421-427
   Abstract »    PDF »
Prospects for Detecting Blackboi X-rays from Neutron Stars.
G. Greenstein and J. E. McClintock (1974)
Science 185, 487-490
   PDF »
X-ray Pulsar in the Crab Nebula.
G. Fritz, R. C. Henry, J. F. Meekins, T. A. Chubb, and H. Friedman (1969)
Science 164, 709-712
   Abstract »    PDF »
X-rays from Sources 3C 273 and M 87.
H. Friedman and E. T. Byram (1967)
Science 158, 257-259
   Abstract »    PDF »
X-Ray Spectra from Three Cosmic Sources.
R. J. Grader, R. W. Hill, F. D. Seward, and A. Toor (1966)
Science 152, 1499-1504
   Abstract »    PDF »
Cosmic X-ray Sources, Galactic and Extragalactic.
E. T. Byram, T. A. Chubb, and H. Friedman (1966)
Science 152, 66-71
   Abstract »    PDF »
Gravitational Collapse and the Death of a Star.
K. S. Thorne (1965)
Science 150, 1671-1679
   PDF »
Cosmic X-ray Sources.
S. Bowyer, E. T. Byram, T. A. Chubb, and H. Friedman (1965)
Science 147, 394-398
   Abstract »    PDF »


To Advertise     Find Products

Science. ISSN 0036-8075 (print), 1095-9203 (online)