Observations show the disk of our galaxy is not flat but warped and waving. Astronomers are still working out the reasons why ...

Milky Way stars that are high and low in metallicity have been mapped by the ESA Gaia mission. Credit: ESA/Gaia/DPAC ...

Created using data from two extensive surveys, this spectacular radio image of the galactic plane of the Milky Way provides valuable insights into the birth and death of stars.

ESA's Gaia mission, the Very Large Telescope and other ground-based telescopes have discovered stellar black hole Gaia BH3. It's mass is "33 times that of our Sun," according to the European Southern ...

New data gleaned from the TESS and Gaia star-tracking spacecrafts, astronomers have revealed that this iconic group is part ...

U.K. science minister Lord Patrick Vallance told the BBC that they've developed a plan to phase out animal testing for ...

Astronomers have discovered that the Seven Sisters of the Pleiades star cluster have more stellar siblings than we thought  — ...

Astronomers have discovered that the iconic Pleiades cluster, long admired as the “Seven Sisters,” is only a small part of a ...

It's almost become expected that many space telescopes and probes can have "extended missions." Both Voyagers are still ...

Learn about the closest black hole from Earth, Gaia BH1. This recently discovered black hole is dormant, but it’s only 1,600 ...

New analysis shows that the Pleiades cluster constitutes the core of a much larger structure of related stars that are ...