An explosive quartet
Supernova ‘multiplied’ by galaxy
Whilst looking closely at
refine their estimates of the
a massive elliptical galaxy
amount and distribution of
and its associated galaxy
dark matter in the lensing
cluster MACS J1149+2223
galaxy and cluster. There
— whose light took over 5
is more dark matter in the
billion years to reach us —
Universe than visible matter,
astronomers have spotted a
but it is extremely elusive
strange and rare sight. The
and is only known to exist
huge mass of the galaxy
via its gravitational effects
and the cluster is bending
on the visible Universe, so
the light from a much more
the lensing effects of a galdistant superno ل