A new galaxy was found with 10,000 more of unseen mass than the Milky Way. Now, scientists are wondering if there are more of ...

The world's most powerful telescopes, including the James Webb Space Telescope and FAST, are revolutionizing our ...

I knew I was alone,” he observed later, “in a way that no earthling has ever been before.” That quote is immortalized on a ...

Imagine a star powered not by nuclear fusion, but by one of the universe’s greatest mysteries—dark matter. Scientists have ...

New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

Deep space is full of mysteries and wonders that continue to baffle scientists, from strange planets to outlandish stellar ...

Astrotourism is coming to Canada, thanks to an ambitious plan for a chain of six dark-sky sites along 100 miles of the ...

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

In A Nutshell New theoretical models predict “dark dwarfs” — objects powered by dark matter annihilation. These cosmic bodies ...

In our analysis this week, we look at how NASA's proposed budget would slash the agency's science division by nearly 50%.