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

Many scientists have long thought that developing planets should resemble the swirling disk of gas and dust that births them.

"Temperamental" stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant ...

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, ...

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

Astronomers have discovered what seems to be a star racing through the Milky Way at 1.2 million mph, dragging a Neptune-sized ...

This is a worrying development because if these variations in stellar brightness aren't accounted for, scientists could get a range of things about exoplanets wrong, including their size ...

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.

Scientists using data from the European Space Agency’s Gaia mission have made a groundbreaking discovery: a massive exoplanet ...

The system is believed to be traveling at least 1.2 million miles per hour (1.93 million kilometers per hour), according to a ...

Among the roughly 10 billion white dwarf stars in the Milky Way galaxy, a greater number than previously expected ...