NASA’s Hubble has examined Cloud-9, a strange object with no stars that offers clues about early galaxy formation and dark ...

Scientists measured mass and distance of free floating planet drifting through space without star for first time.

The odds of discovering another Earth are looking slimmer than once believed. A growing body of evidence suggests that truly ...

Distance records are an excellent proxy for the state of the art in astronomy. Finding extremely faraway galaxies is hard. In ...

While late M-stars are the easiest places to find Earth-sized planets, a new study suggests they are biological dead ends where animal life may never find enough fuel to evolve.

According to new research, there could be as many as six billion Earth-like planets orbiting stars in our galaxy. By definition, Earth-like planets must be roughly the size of our planet and also be ...

A new map of the Milky Way created by the National Astronomical Observatory of Japan shows Earth is spiraling faster and is 2,000 light years closer to the supermassive black hole at the center of our ...

Billions of light years from Earth, a baby galaxy that is surprisingly similar to our own is lurking, surprisingly calm and unassuming, scientists said in research published Wednesday. The scientists ...