Not seeing is believing when it comes to event horizon evidence.

0 Comments | M2 Presswire, January, 2001

M2 PRESSWIRE-12 January 2001-NASA: Not seeing is believing when it comes to event horizon evidence (C)1994-2001 M2 COMMUNICATIONS LTD RDATE:11012001 NASA's two Great Observatories, the Hubble Space Telescope and the Chandra X-ray Observatory, have independently provided what could be the best direct evidence yet for the existence of an event horizon, the defining feature of a black hole and one of the most bizarre astrophysical concepts in nature.

An event horizon is the theorized "one-way ticket" boundary around a black hole from which nothing, not even light, can escape. No object except for a black hole can have an event horizon, so evidence for its existence offers resounding proof of black holes in space. By using data from Chandra and...