Sound needs a medium (solid, liquid, or gas) to travel. Space is a vacuum, lacking the matter to carry sound waves. No sound in space means no echoes. While a near-perfect vacuum, some sounds can be ...

A mysterious hum resonating from deep space has captured the attention of scientists and the public alike. Detected by the Voyager spacecraft, this eerie sound has sparked questions and intrigue about ...

Space is mostly quiet. Data collected by telescopes is most often turned into silent charts, plots, and images. A “sonification” project led by NASA’s Chandra X-ray Observatory and NASA’s Universe of ...

JACKSONVILLE, FLA – On May 31, 2025, humanity will send a piece of its soul into the stars — not with rockets or probes, but with a melody. In a first-of-its-kind event, Johann Strauss II’s “Blue ...

That now classic tagline (from Alien, one of the greatest science-fiction horror movies ever made) hinges on a big assumption that most of us broadly make: space is empty. And it is—mostly. But there ...

Larger aperture telescopes gather more light, showing fainter objects. Focal length affects magnification; longer lengths show more detail. Reflectors are affordable and good for deep-space viewing. A ...

This screenshot from CCTV (China Central Television) shows China’s first moon rover Yutu, or Jade Rabbit, in an image taken by the camera on the Chang’e 3 moon lander, Dec. 15, 2013. China does not ...