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

After 11 years mapping the Milky Way, the European Space Agency's Gaia space telescope has retired. Scientists hailed it as ...

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 ...

Euclid has opened a new window to the cosmos with its first deep sky data release, revealing millions of galaxies, ...

Scientists have gotten the best-ever view of 'space tornadoes' howling near the Milky Way's black hole. The cosmic twisters ...

Researchers interrogated the 'sounds' of a cluster of stars within the Milky Way, uncovering a new technique for astrophysicists to probe the universe and learn more about its evolution.

Astronomers have uncovered a spiral galaxy nearly a billion light-years away that hosts a supermassive black hole launching ...

In new images, scientists have gotten the closest look yet at Sagittarius C -- a 'stellar nursery' where clouds of gas and dust have collapsed to form thousands of new stars.

Loading external pages may require significantly more data usage than loading CBC Lite story pages. After more than a decade of delivering groundbreaking discoveries from the far reaches of our ...