The universe has no shortage of mysteries, many of which have puzzled us for ages. One of the biggest is the existence of ...

Scientists search for "decaying" dark matter (DDM) because it offers unique signatures like specific X-ray or gamma-ray lines ...

NASA’s Roman Space Telescope will study thousands of cosmic voids, mapping galaxy distributions to investigate dark matter, dark energy and the universe’s large-scale structure through precise ...

The AMS operates in space from the International Space Station. Its purpose is to study cosmic rays in search of dark matter and antimatter. Credit: NASA In May 2011 the shuttle Endeavour ferried the ...

(NASA/CNN NEWSOURCE/WKRC) - Scientists may have made an "out of this world" discovery. New research suggests that a mysterious glow in our galaxy might be caused by dark matter, an invisible form of ...

A team of astronomers analyzed observations by NASA's Hubble Space Telescope taken over a span of 18 years to measure the dynamic motions of stars within the Draco dwarf galaxy. The telescope's ...

Normal matter – which makes up everything we see and touch – isn’t the only type of matter present in the universe.

Our universe is filled with galaxies, in all directions as far as our instruments can see. Some researchers estimate that ...

In what could be a breakthrough that rewrites physics textbooks, scientists using NASA's Fermi Gamma-Ray Space Telescope may have directly detected dark the invisible substance believed to comprise 85 ...

"These cluster collisions are the most energetic phenomena since the Big Bang." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Observing a ...

The final integration of the telescope's major observatory components took place on Nov. 25 inside NASA's Goddard Space ...