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

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 ...

A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

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

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

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

The study of planets beyond the solar system has reached an unprecedented milestone, with over 5,700 confirmed exoplanets.