A fast-moving star, possibly with an exoplanet, has been detected in the Milky Way, challenging current astrophysical models.

NASA said the system is thought to be moving at least 1.2 million miler per hour, nearly twice as fast as our solar system.

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

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

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

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

Astronomers at NASA have caught a glimpse of a star system whipping through space at an unprecedented speed. While the system ...

These popular astronomy questions, answered by Astronomy magazine, will help you better understand our universe - and share ...

From supermoons to an eclipse and star parties at national parks, these captivating celestial phenomena will get Americans ...

How fast can solar systems orbit our Milky Way Galaxy? This is what a recent study published in The Astronomical Journal hopes to address as an internation | Space ...

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