A research team from the Yunnan Observatories of the Chinese Academy of Sciences (CAS), in collaboration with domestic and ...

A research team from the Yunnan Observatories of the Chinese Academy of Sciences (CAS), in collaboration with domestic and international partners, has ...

In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely ...

Giant stars die a violent death. After a life of several million years, they collapse into themselves and then explode in what is known as a supernova. How these stars explode remains a mystery.

A mysterious remnant from a rare type of supernova recorded in 1181 has been explained for the first time. Two white dwarf stars collided, creating a temporary 'guest star,' now labeled supernova (SN) ...

This infrared image from the James Webb Space Telescope, released by NASA on Aug. 31, 2023, shows internal details of the evolving supernova 1987a that have never been observed in the visible spectrum ...