Not exact matches
By learning about the change that the
first stars and galaxies imposed on the universe, Hewitt said, HERA will help scientists figure out if the larger picture — the story — that they've pieced together about the emergence of
luminous objects in the cosmos is correct.
Scientists think that when the
first stars were born, these
luminous objects and the galaxies they formed eventually pumped out X-rays and ultraviolet radiation that ripped electrons from their proton partners.
He persuaded Caltech to install an 18 - inch Schmidt telescope that became the
first astronomical instrument on Mount Palomar, and soon national media were regularly keeping a running tab of how many «
star suicides» his survey of the heavens had discovered and how bright they were: 400 to 600 million times as
luminous as the sun.
These so - called hyper -
luminous starburst galaxies are exceedingly rare at this epoch of cosmic history — near the time when galaxies
first formed — and may represent one of the most - extreme examples of violent
star formation ever observed.
Numerical simulations of collapsing clouds of primordial gas indicate that the
first luminous objects to form in the universe were isolated massive
stars.
One of the telescopes involved in the collaboration, based in Chile, was ideally located for Kilpatrick to be among the
first to look at the patch of sky LIGO had identified and capture, just 17 hours after the gravitational wave signal, the
luminous spot that emerged from the colliding neutron
stars.
The universe stayed dark, without any
luminous sources, until gravity condensed matter into the
first stars and galaxies.
«If the source is the
luminous blue variable
star, it is the
first time that gamma ray emission has been linked to such a massive
star.
With
luminous new works at Victoria Miro, her
first solo show in the UK, the artist's
star is in the ascendant.