An underground city is built to save a cross-section of humanity as a comet hurtles toward Earth.
1999-06-22
1988-01-01
1998-01-04
2008-07-08
1985-09-08
1988-08-05
1986-07-13
1998-05-08
2003-03-10
2003-09-04
2007-02-23
2007-11-09
1974-07-30
2007-04-05
2020-03-06
1996-12-13
1998-07-01
2000-02-18
1970-12-17
2006-05-03
2000-10-03
