A while back, I wrote about why there are no green stars in the sky (you should read that post first; some of the concepts below are explained there). But that’s not to say there are no green objects ...

The fruit of a native tree called the Osage orange is a strange-looking, lime green object found in nature. If perhaps you do not recognize that name, it's also called hedge apple, horse apple and ...

Multiple strange objects were spotted in the sky on Monday, reported by witnesses across the U.S. and even in Asia. On Monday night, more than 200 sightings of a bright greenish object in the sky were ...

NASA seems to always be taking images of some spectacular sights in the universe around us. A series of objects were photographed in deep space that look like wisps of green smoke. NASA thinks that ...

Go outside on a dark, moonless night. Look up. Is it December or January? Check out Betelgeuse, glowing dully red at Orion’s shoulder, and Rigel, a laser blue at his knee. A month later, yellow ...

NASA’s Hubble Space Telescope has photographed a set of wispy, goblin-green objects that are the ephemeral ghosts of quasars that flickered to life and then faded. The glowing structures have looping, ...