A new study using data from NASA's Hubble Space Telescope finds that star formation in the nearby Andromeda galaxy has undergone a 500-million-year decline, with an even steeper drop in the last 40 ...
They're called ghost particles for a reason. They're everywhere—trillions of them constantly stream through everything: our bodies, our planet, even the entire cosmos. These so-called neutrinos are ...
A captivating new image captured by the Hubble Space Telescope reveals fascinating details about a rare galaxy,Markarian 178 (Mrk 178), located 13 million light-years away in the constellation Ursa ...
An observation of an ultra-faint galaxy, captured as it was shortly after the Big Bang, indicates the presence of material from the first generation of stars. Because light travels at a finite speed, ...
Nearly all stars are found inside or around galaxies, because that’s where the conditions are right for stars to form. Within galaxies, stars form inside cold, dense molecular gas clouds like those ...
Look up on a dark night and the Milky Way appears as a calm band of stars across the sky. But our galaxy has a violent past. For more than 13 billion years it has grown through star formation and ...