First look

The Cassiopeia supernova remnant is the first light image of NASA's Chandra X-Ray Observatory, launched in July. The bright object near the center may be the long-sought neutron star or black hole that remained after the explosion.

(c) Copyright 1999. The Christian Science Publishing Society

of 5 stories this month > Get unlimited stories
You've read 5 of 5 free stories

Only $1 for your first month.

Get unlimited Monitor journalism.