June 2: Samir Kassir, a columnist for An-Nahar daily and critic of Syria is assassinated when a bomb placed under the seat of his car explodes
Then in midair, the explodes
and shoots color-producing chemical pellets outward.
IRA bomb explodes
in London's South Key Docklands, 1996
Having a trio of stars, a rare grouping, in which two members explode
is a contrived model, Blair admits, but astronomers can test it.
But whenever galaxies collide, stars explode
, or chunks of matter plunge into massive black holes, they emit a torrent of X rays, which are 100 to 1,000 times more energetic than the light you can see.
Roughly once a second, a star somewhere in the universe explodes
Closer to home, ASCA observations of the Milky Way have prompted researchers to refine their view of what happens when a star explodes
as a supernova, hurling its remains through space.
When a supernova explodes
, it flings off its outer layers of gas.
Type I supernovas lack hydrogen and are believed to arise when a small, compact star, called a white dwarf, steals so much matter from a companion that it explodes
Molecular clouds within the galaxy spawn at least two such stars every thousand years or so, and one explodes
into a supernova roughly every 25 years.
The theoretical chain begins with silicon, which is present in the star before it explodes
, and is turned to nickel-56 in the supernova shock.
As the star makes more and more heavy elements, the core gets overburdened and implodes, sending out a shock wave that explodes
the rest of the star.