New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

A recent breakthrough in astronomy has illuminated the mysterious dynamics of a binary star system, HD 135344 AB, where a giant planet was discovered orbiting the primary star— a star that had ...

A young planet named HIP 67522 causes violent eruptions on its star, dramatically accelerating the loss of its own atmosphere ...

Astronomers discover a new strategy for detecting exoplanets: look for aligned binary stars that reveal hidden worlds more ...

Humans might not know of any intelligent beings beyond Earth, but if they exist, they might already know about us. New ...

"It is incredible that modern telescopic surveys have the ability to detect such small objects up to millions of kilometers away." ...

But in the past two decades, new types of black holes have been seen and astronomers are beginning to understand how they ...

The Earth might be near the center of a vast low-density void in space, which could explain one of the cosmos's greatest ...

There may be many more satellite galaxies in the Milky Way than have been observed, according to new Durham University ...

One of the main objectives of the Hubble Space Telescope, launched in 1990, was to measure the size and age of the Universe, ...

The most powerful telescope ever launched into space uncovered a cluster of forming stars within the "toe beans" of the Cat's ...

Astronomers have been given the rare opportunity to study an extrasolar object after the recent discovery of the interstellar ...