Centaurus A is the first galaxy to be studied with the Hubble's infrared camera.

BBC: Hubble spies black hole gobbling galaxy

Centaurus A is the closest of the "active galaxies", which are galaxies spewing out huge amounts of energy and light.

BBC: Hubble spies black hole gobbling galaxy

Centaurus A is immense, perhaps 50 times larger than the Milky Way, home to the Earth and about 100 billion stars.

BBC: Hubble spies black hole gobbling galaxy

When Enron collapsed a year later, he went into business for himself founding Centaurus, a hedge fund focusing mostly on natural gas, energy trading.

FORBES: Valuations

It took a prolonged war of words and a nasty public fight at the annual general meeting of Atos Origin, a computer-services firm, for Pardus Capital and a London-based hedge fund, Centaurus Capital, to win board seats at the end of May (Atos's chairman was also ousted).

ECONOMIST: Business in France

When the energy outfit famously collapsed a year later, he went into business for himself, founding Centaurus.

FORBES: John Arnold