Most aerial fireworks are illegal in Arizona due to wildfire risks, but enforcing the state's laws is difficult.

A massive star in the Andromeda galaxy brightened in infrared light starting around 2014, then faded from optical view and ...

Citizen scientists using the Kilonova Seekers platform spotted a stellar flash 2,500 times brighter than before, allowing astronomers to identify the exploding cataclysmic variable GOTO0650 within ...