A Gamma-Ray Blast from the Distant Past
GRB 210905A is one of the longest, most distant, most energetic, and most luminous gamma-ray bursts that we’ve ever detected. What can we learn from this outstanding outburst?
A Unique Hypernova Revealed by a Star Rising from its Ashes
Carl Sagan once said, “we are all made of star-stuff”. Even stars are made of star-stuff: coming from an older generation of stars! A new observation has allowed astronomers to turn back the clock and study the earliest stages of this cycle.
A Metal-Poor Intergalactic Gas Cloud in the Early Universe
Today’s guest post looks a gas cloud situated between galaxies that seems to lack the presence of metals!
Astronomical celebrity, or just another pretender? The curious case of CR7
Last year’s discovery of CR7, an intriguing galaxy in the early universe, encouraged many exotic explanations. New observations somewhat spoil the party
Studying the First Stars with Gravitational Waves
What can aLIGO tell us about the earliest stars? Read today’s astrobite to find out!
Observational Evidence for the First Generation of Stars
Have we found evidence for the first generation of stars? This paper details observations made of CR7, one of the brightest observed high redshift galaxies