
Space
“Guest Star” Last Seen 840 Years Ago Finally Found Again, And It Looks Weird
“Guest Star” Last Seen 840 Years Ago Finally Found Again, And It Looks Weird In the year 1181 CE, astronomers

“Guest Star” Last Seen 840 Years Ago Finally Found Again, And It Looks Weird In the year 1181 CE, astronomers

A supernova’s delayed reappearance could pin down how fast the universe expands A meandering trek taken by light from a

Astronomers discover a massive star cluster, of intermediate age, in the constellation Scutum An international team of astrophysicists led by

The ghost of Cassiopeia About 550 light-years away in the constellation of Cassiopeia lies IC 63, a stunning and slightly