At the start of March, Mercury and Venus lay in the west after sunset. Now both have passed between us and the Sun into the ...

After more than a decade of service, the European Space Agency’s Gaia spacecraft has been powered down for good—closing one ...

A striking new image from the James Webb Space Telescope shows a rare object called an Einstein ring. This shows what appears to be a ring-shaped object in the sky, but is actually created by two ...

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 ...

The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...

After more than a decade mapping out our home galaxy, the Gaia space telescope was powered down and sent into "retirement ...

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

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

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

Thursday, March 20 marked the beginning of spring with the vernal equinox, but what does this really mean? To understand, let ...

Scientists using the James Webb Space Telescope have identified an ancient and faraway galaxy that provides evidence that an ...