Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

A nebula that neighbors the Milky Way galaxy happens to be a powerhouse of forging stars, "a bouquet of thousands of stars in ...

Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its own. It is being dragged along by its parent star.

As planets pass in front of their parent stars as viewed from Earth, they cause a tiny dip in the amount of starlight we ...

For this, astronomers used two facilities: the Submillimeter Array (SMA), CfA's eight-dish collection of radio telescopes in ...

In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an ...

Astronomers at the NASA Goddard Space Flight Center may have discovered a star hurtling through the Milky Way with a planet ...

New research shows that star activity can distort exoplanet measurements, affecting size, temperature, and atmosphere ...

Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

For the first time, astronomers have imaged dozens of belts around nearby stars where comets and tiny pebbles within them are ...

Astrophysicists Reveal Structure of 74 Exocomet Belts Orbiting Nearby Stars in Landmark Survey ... of planet unlike anything found in the Solar System. This provides another piece of the puzzle ...

Temperamental' stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant planets, suggests a new study.