A massive filament of gas and dust, designated X7, has been elongated during its long approach to the Milky Way galaxy's ...
Scientists discover low-mass microquasars can accelerate cosmic rays, reshaping theories on high-energy particle origins.
Where is our solar system in the vast assemblage of celestial objects in this island Universe we call the Milky Way? To answer that question, we can begin with the beautiful configuration of stars we ...
A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...
NASA's two stuck astronauts take their first spacewalk together since arriving at the space station last year.