Release 984 of 1,061
A Lighthouse Beacon From the Core of an Active Galaxy
Release date: Jun 9, 1993 12:00 AM (EDT)
Release type: American Astronomical Society Meeting

A NASA Hubble Space Telescope (HST) view of the core of the barred spiral Seyfert galaxy NGC 5728 reveals a spectacular bi-conical beam of light that is ionizing the gas in the central region of the galaxy.