"Cosmic archaeologists" have discovered an iron-deficient second-generation star, which provides evidence of how ancient stars enriched their successors.

Our journey to comprehend the Universe’s edge begins with the concept of the observable Universe. This term refers to the ...

Imagine embarking on a journey aboard a spaceship, heading in one direction as far as possible from Earth. Now, imagine that the spaceship can constantly accelerate up to the speed of light, and you ...

Prologue: Cosmology's extraordinary new frontiers -- How far out can we see? : voyage to the edge of the known universe -- How was the universe born? : reavealing the dawn of time -- How far away will ...

Our latest and best ever map of the early universe is five times more detailed than anything we have had before, but while it precisely backs up the leading model of the universe, it is also a ...

Using a quasar located 12.3 billion light-years away as a beacon, a team of astronomers detected the presence of molecular hydrogen in the farthest system ever, an otherwise invisible galaxy that we ...