Dubbed Teleios, the unusually symmetrical space object is puzzling astronomers with its near-perfect shape and mysterious ...

An international team of scientists has discovered an almost perfectly spherical object in the Milky Way, named Teleios, ...

An international team of astronomers reports the discovery of a new supernova remnant that showcases a remarkable circular ...

Technology readiness levels (or TRL levels, because repeating the last word of initialisms is common in English) is a metric ...

Another kind of supernova is called type I. That happens when two stars orbit each other. One star may start siphoning the ...