A 3.5-gallon volume of deep space, specifically within the Milky Way's Orion-Cygnus Arm, would contain approximately 4 million neutrinos and about 13,000 gas atoms, predominantly hydrogen and helium.

On March 19, one of NASA's Deep Space Network facilities — located in Canberra, Australia — entered its 60th year of relaying priceless information between scientists on Earth and the spacecraft they ...

This engine won't be fueling interstellar missions, but still finds an unexpected way to use deep space energy to generate power. Reading time 3 minutes Deep space may provide hidden sources of energy ...

Every known planet, moon, and asteroid in our solar system occupies a volume of space both enormous and yet tiny compared to the vast empty gulf between stars. But interstellar space isn't truly empty ...

Hong Kong’s Grenfell Tower Moment: When Grief Became Sedition This screenshot from CCTV (China Central Television) shows China’s first moon rover Yutu, or Jade Rabbit, in an image taken by the camera ...

James Darren, the actor behind Star Trek's crooning hologram, passed away this week—but the warmth and light he brought to Deep Space Nine at its darkest hour will never be forgotten. Reading time 4 ...