How to jump start a supermassive black hole
Active Galactic Nuclei are some of the brightest objects in the Universe. But what is responsible for switching on these supermassive engines?
Catching High Energy Photons Leaking from Holey Galaxies
Today’s paper works to catch a leak with a new technique, using resolved Lyman-alpha line profiles to gain insight into the epoch of reionization
Dust off your old galaxies, we’ve got a new discovery!
An accidental discovery of two new galaxies, hiding behind clouds of dust in the furthest reaches of the Universe.
How was the universe reionized? Cosmic sunbursts provide hints
How does the radiation that caused reionization travel out of galaxies? Studying a strongly-lensed system called the Sunburst Arc could tell us more.
A Requiem for Dead Galaxies
Traces of magnified dust offer a requiem to early, dead galaxies that ran out of gas
A story of light and darkness
There’s a problem with dark matter, and two possible solutions: bright, luminous supernovae, or dark matter itself.