A team of astronomers led by University of Arizona researcher Catherine Fielder captured the most precise photographs of a ...

In the meantime, there remains a chance to glimpse Gaia through a small telescope before its final retirement. Uwe Lammers, ...

But researchers have used the James Webb Space Telescope, a collaboration of NASA and its European and Canadian space ...

Galaxies like the Milky Way grow by merging with smaller galaxies over billions of years, unlike dwarf galaxies, which have long been thought to lack the heft to attract mass and grow in the same way.

The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration. At the same time several telescopes, including the Chandra X-ray Observatory ...

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...