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Your search keyword '"X-ray astronomy -- Observations"' showing total 6 results
Start Over Descriptor "X-ray astronomy -- Observations" Topic quasars -- observations
6 results on '"X-ray astronomy -- Observations"'

1. Micro-quasars found in our galaxy

Author

Jayawardhana, Ray

Subjects
X-ray astronomy -- Observations, Quasars -- Observations, Science and technology, Observations
Abstract

The Hague--You wouldn't want to get too close to a quasar, but astronomers would love to get a better view of these enigmatic beasts. Seen only in the farthest reaches [...]

Published
1994

2. The twin quasar's X-ray counterpart

Subjects
Harvard-Smithsonian Center for Astrophysics -- Research, Quasars -- Observations, Gravitational lenses -- Observations, X-ray astronomy -- Observations
Published
1991

4. X-ray universe: quasar's jet goes the distance

Author

Cowen, R.

Subjects
Chandra X-ray Observatory (Artificial satellite) -- Observations, Radio sources (Astronomy) -- Observations, X-ray astronomy -- Observations, Jets -- Observations, Quasars -- Observations, Science and technology, Observations
Abstract

Photons left over from the birth of the universe appear to have helped generate the longest X ray-emitting jet ever found in a distant galaxy. Discovered by NASA's Chandra X-ray [...]

Published
2002

5. X rays reveal black hole dining habits

Author

Cowen, Ron

Subjects
Black holes (Astronomy) -- Observations, X-ray astronomy -- Observations, Galaxies -- Observations, Quasars -- Observations, Science and technology, Observations
Abstract

From arsenic to zinc, black holes gobble up every element within their grasp. Even among such undiscriminating diners, some have bigger appetites than others. Researchers report that for the first [...]

Published
1997

6. The 200-second quasar

Subjects
Quasars -- Observations, X-ray astronomy -- Observations
Published
1982

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