How is it that galaxies merge and collide but the universe is expanding and everything is moving away from everything else? Justin HammersleySterling Heights, Michigan Whether or not galaxies merge ...

For nearly a century, astronomers have known that the universe is expanding. Most galaxies are carried outward with the flow of space itself.

Astronomers just uncovered something strange about our galactic neighborhood. The Milky Way may not sit inside a simple halo of invisible matter after all.

The shape of the cosmos depends on a balance of two competing forces: the pull of gravity and the expansion driven by dark ...

Scientists traced star-forming gas clouds in a nearby lenticular galaxy, NGC 1387, offering new insight into early-type ...

Astronomers have uncovered evidence that the Milky Way is not drifting through space alone but is embedded in a vast, flat structure of dark matter stretching tens of millions of light-years. The ...

Please join the Lowell Center for Space Science and Technology on Thursday, March 5 at 11 a.m. for a talk by Shany Danieli on The Path to Understanding Dark Matter: Novel Observations of Low-Mass ...

Intense radiation emitted by active supermassive black holes—thought to reside at the center of most, if not all, galaxies—can slow star growth not just in their host galaxy, but also in galaxies ...

A new study has uncovered an unprecedented richness of small organic molecules in the deeply obscured nucleus of a nearby galaxy. This provides new insights into how complex organic molecules and ...

An international team of astronomers has carried out photometric and spectroscopic observations of SN 2024abvb—a recently ...

That the universe is expanding has been known for almost a hundred years now, but how fast? The exact rate of that expansion ...