The strange behavior of hypervelocity stars suggests a nearby dwarf galaxy must contain a supermassive black hole. If so, a ...

ASTRONOMERS may have just found the fastest exoplanet system in the galaxy – a super-Neptune world orbiting a hypervelocity ...

Astronomers have identified what they believe to be the largest structure in the universe to date. Named "Quipu" after the ancient Incan method of record-keeping, this colossal superstructure ...

The cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...

It is not surprising that there are regions that are more densely populated by galaxies, and regions that are less populated.

A research team may have discovered a star with an exoplanet that is so fast that both will leave the Milky Way.

The Milky Way can be seen as something of a bully, having devoured many smaller galaxies to achieve its vast mass, and ...

The Hubble Space Telescope’s latest stunning images have allowed scientists to solve the mystery of the Bullseye Galaxy’s plentiful rings.

"These two supernova remnants are helping us to better understand the dynamics of our home galaxy’s neighborhood," ...

Quipu, Hercules, Serpens–Corona Borealis and Sculptor–Pegasus are all larger than the fifth and final superstructure ...

A star system has been discovered to be moving at an estimated 1.2 million miles per hour, making it possibly the fastest moving solar system in our galaxy.

Astronomers have discovered what is believed to be the largest structure in the universe, more than 1.4 billion light-years across and containing seventy galactic superclusters. Our solar system is a ...