Portugal plans to spend $6 billion on F35s to replace older jets, but its defense minister says Trump's approach to NATO ...

The solar system moved through a star-forming area near Orion. This event might have increased interstellar dust around Earth ...

“We are inhabitants of the Milky Way.” João Alves, professor of astrophysics, University of Vienna “As our Solar System orbits the Milky Way, it encounters different Galactic environments with varying ...

"This discovery builds upon our previous work identifying the Radcliffe Wave," says João Alves, professor of astrophysics at the University of Vienna and co-author of the study. The Radcliffe ...

Millions of years ago, our Solar System traveled through a densely populated galactic region and was exposed to increased interstellar dust.

"This discovery builds upon our previous work identifying the Radcliffe Wave," says João Alves, professor of astrophysics at the University of Vienna and co-author of the study. The Radcliffe ...