Searching for stars at the beginning of the Universe
We may or may not be able to observe the first stars directly, but today’s authors show that’s not the only way to learn about them!
We may or may not be able to observe the first stars directly, but today’s authors show that’s not the only way to learn about them!
What do mythology, Tolkien, and astrophysics have in common?
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?
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.
Today’s guest post looks a gas cloud situated between galaxies that seems to lack the presence of metals!
Last year’s discovery of CR7, an intriguing galaxy in the early universe, encouraged many exotic explanations. New observations somewhat spoil the party