The initial confirmation and later verification via help from ground based telescopes of a vast hole of empty space, previously believed to be a dark nebula, in the area of NGC 1999 shed new light in the way newly forming star regions discard the material which surround them.
1999 | 1999 in music | Space: 1999 | The Mummy (1999 film) | 1999 in film | 1999 Pan American Games | 1999 ATP Tour | 1999 ICF Canoe Slalom World Championships | Ontario general election, 1999 | 1999 World Championships in Athletics | 1999 Rugby World Cup | House of Lords Act 1999 | 1999 Cricket World Cup | 1999 Copa América | 1999 in sports | Woodstock 1999 | New South Wales state election, 1999 | Malaysian general election, 1999 | Athletics at the 1999 Pan American Games | 1999 WTA Tier I Series | 1999 in literature | 1999 IAAF World Indoor Championships | Three Kings (1999 film) | NGC | 1999 in television | 1999 24 Hours of Le Mans | Tarzan (1999 film) | New Zealand general election, 1999 | Life (1999 film) | FIFA Women's World Cup 1999 |