BBC
News: Astronomers have revealed faint images of the two
oldest and most distant supernovae to be discovered to
date.When a massive star effectively runs out of nuclear fuel,
it explodes in a supernova—releasing all of its material
into space.The scientists
described
in the journal
Nature
how they gathered images of the exploding
stars by monitoring the same galaxies over five years.They used
multiple images to pick out supernovae in the distant universe.
Related Link
Type
IIn supernovae at redshift z approximately 2 from archival
data
