On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a cosmic ray detector, was designed to measure the radiation environment in Earth ...

Since it turned on, the James Webb Space Telescope has revealed dozens of mysterious red blobs in space. The so-called Little ...

Scientists have used a novel new approach to discover the potential origins of the sun goddess particle Amaterasu, the second ...

Scientists use distant gamma ray bursts to prove that light maintains its constant speed, reinforcing Einstein's theory.

For the first time, scientists have watched high‑energy cosmic rays at work deep inside a thick cloud of gas, not just at its outer surface. Using the High Altitude Water Cherenkov Observatory (HAWC), ...

Cosmic rays inside a dense molecular cloud were measured for the first time, helping scientists better understand how stars begin forming.

The Mu2e experiment reached an important milestone as the collaboration moved a key component of the experiment, called the ...

Cosmic rays are extremely fast, charged particles that travel through space at nearly the speed of light. The Amaterasu particle was detected in 2021 by the Telescope Array experiment in the U.S. It ...

< Starburst galaxy Messier 82 (M82), located 12 million light-years away Copyright: NASA, ESA, CSA, STScI, A. Bolatto (UMD) ...

“It’s very slow, but over billions of years, it’s a very strong effect.” That is the main surprise of the observations of the interstellar comet 3I/ATLAS by the James Webb Space Telescope: the ...

An international research team led by scientists from the Technion – Israel Institute of Technology has achieved the first direct measurement of cosmic rays deep inside a star-forming nebula. Using ...