Super Soft Active Galactic Nuclei
Supersoft active galactic nuclei reach luminosities up to 1045 erg/s.
Read more about this topic: Super Soft X-ray Source
Famous quotes containing the words soft, active and/or galactic:
“A soft answer turns away wrath, but a harsh word stirs up anger.”
—Bible: Hebrew, Proverbs 15:1.
“So hills and valleys into singing break;
And though poor stones have neither speech nor tongue,
While active winds and streams both run and speak,
Yet stones are deep in admiration.
Thus praise and prayer here beneath the Sun
Make lesser mornings when the great are done.”
—Henry Vaughan (16221695)
“In sci-fi convention, life-forms that hadnt developed space travel were mere prehistoryhorse-shoe crabs of the cosmic sceneand something of the humiliation of being stuck on a provincial planet in a galactic backwater has stayed with me ever since.”
—Barbara Ehrenreich (b. 1941)