Historical records from around the world describe a bright star appearing in the sky in the year 1054. Today, astronomers are confident that what our ancestors were seeing was, in truth, a star that ...

A theoretical astrophysicist may have solved a nearly two-decade-old mystery over the origins of an unusual 'zebra' pattern seen in high-frequency radio pulses from the Crab Nebula. A theoretical ...

A pulsar's radiation is getting refracted by plasma in the magnetosphere. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Historical records from ...