Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

Despite decades of searching, scientists still haven’t found the elusive substance that holds galaxies together: dark matter.

It may be a 20km wide comet or a cosmic snowball, but it does not pose a threat to Earth. Read more at straitstimes.com. Read ...

Could the universe be spinning like a giant top? This idea, proposed by physicist Nikodem Poplawski, opens surprising ...

Admire our galaxy’s dramatic galactic core—a sparkly bulge of stars and gas—while summer’s short ‘Milky Way season’ lasts ...

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...