After more than a decade of charting the stars with extraordinary precision, the Gaia spacecraft has completed its mission.

Scientists, using infrared images from NASA's Spitzer Space Telescope, have found that the Milky Way’s graceful spiral structure is primarily shaped by two arms extending from a central bar of stars.

Scientists have spotted a defiant galaxy. Located nearly 1 billion light-years from Earth, the galaxy 2MASX J23453268−0449256 ...

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

Astronomers find strange, tornado-like filaments of gas rotating around the Milky Way's supermassive black hole, revealing ...

Black holes may not be as life-destroying as we thought. A surprising study reveals that the powerful radiation from active ...

The once-in-a-lifetime explosion of T Coronae Borealis, also known as the "Blaze Star" is still pending -- but the event will ...

Europe's space agency, ESA, has retired the Gaia satellite after more than nine years of service. Launched in 2013, Gaia ...

NASA’s James Webb Space Telescope has peered into the chaos of the Cartwheel Galaxy, revealing new details about star formation and the galaxy’s central black hole. Our Milky Way galaxy is ablaze with ...

The CMZ is a region of clouds rich in dust and molecular gas that roils around the galactic nucleus. It measures up to 2,000 ...

ESA shuts down Gaia spacecraft after more than a decade, leaving behind the most detailed legacy that will guide future ...