Astronomers have confirmed the earliest barred spiral galaxy in the universe, a Milky-Way-like structure that existed just 2 ...

For ages, mapping the precise architecture of our home galaxy has been a challenge similar to attempting to draw a complete map of a vast, brightly lit city while standing trapped in the dense, hazy ...

St. Louis, Mo. — For decades, astronomers have been blind to what our galaxy, the Milky Way, really looks like. After all, we sit in the midst of it and can’t step outside for a bird’s eye view. Now, ...

NASA's Pleiades supercomputer has provided fresh insights into the Oort cloud – a vast, theoretical spherical shell of icy objects that surrounds our solar system. For a long time, the Oort cloud's ...

Cosmologists may have to rethink galaxy evolution theories as more mature and orderly galaxies are found in the early universe. Imagine archaeologists excavating an old cave where they believed they'd ...

Understanding how the Milky Way formed means looking far beyond the bright spiral you see in the night sky. A new study led by Dr. Vivian Tan, who completed her doctorate at York University under the ...

In a recent article published in the journal Astronomy & Astrophysics, researchers introduced a method that uses the chemical composition of stars, their "chemical fingerprints", to reveal hidden ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

The newly discovered feature offers insight into the large-scale structure of our galaxy, which is difficult to study from Earth’s position inside it. Scientists have spotted a previously unrecognized ...