When their end comes, the stars will explode in a blast making them around 200,000 times brighter than Jupiter does now.

We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...

According to new simulations, many, even most, planets get ejected from their star early in their history Star Trek ...

The final messages sent to Gaia will continue to be carried out into space as the observatory sleeps, and as data from it ...

Astronomers bid an emotional farewell to Gaia, expressing their gratitude for its more than decade-long mission that gave us ...

Astronomers have discovered strong evidence of a supermassive black hole in the Large Magellanic Cloud, a satellite galaxy of ...

The telescope also spotted more than 50 dwarf galaxies orbiting the Milky Way, tracked 150,000 asteroids and detected ...

After more than a decade of mapping the stars, the European spacecraft was shut down on Thursday. But its legacy lives on.

The European Space Agency announced Thursday the Gaia spacecraft was turned off after a decade of data gathering.

Europe's star-mapping Gaia space observatory has entered its retirement orbit, after gathering valuable cosmic data for more ...