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Cosmic Rays News -- ScienceDaily
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Cosmic Rays News
May 5, 2020
Top Headlines
 
Nova illustration (stock image). | Credit: (c) cameraman / stock.adobe.com

NASA Missions Help Reveal the Power of Shock Waves in a Nova Explosion

Apr. 13, 2020 — Unparalleled observations of a nova outburst in 2018 by a trio of satellites, including two NASA missions, have captured the first direct evidence that shock waves powered ... read more

First-Ever Photo Proof of Powerful Jet Emerging from Colliding Galaxies

Apr. 7, 2020 — Researchers have reported the first detection of a relativistic on-axis jet emerging from two colliding galaxies -- the first photographic proof that merging galaxies can produce jets of fast-moving ... read more
Black hole illustration (stock image). | Credit: (c) hallowedland / stock.adobe.com

Hubble Finds Best Evidence for Elusive Mid-Sized Black Hole

Mar. 31, 2020 — Astronomers have found the best evidence for the perpetrator of a cosmic homicide: a black hole of an elusive class known as 'intermediate-mass,' which betrayed its existence ... read more

The Force Is Strong in Neutron Stars

Feb. 26, 2020 — A new study identifies a transition in the strong nuclear force that illuminates the structure of a neutron star's ... read more
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'Axion' Particle Solves Three Mysteries of the Universe

Mar. 10, 2020 — A hypothetical particle called the axion could solve one of physics' great mysteries: the excess of matter over antimatter, or why we're here at ... read more

Scientists Shed Light on Mystery of Dark Matter

Mar. 3, 2020 — Nuclear physicists are putting forward a new candidate for dark matter -- a particle they recently discovered called the d-star ... read more

Space Weather Model Gives Earlier Warning of Satellite-Killing Radiation Storms

Mar. 2, 2020 — A new machine-learning computer model accurately predicts damaging radiation storms caused by the Van Allen belts two days prior to the storm, the most advanced notice to date, according to a new ... read more

Betelgeuse: A Massive Star's Dying Breaths

Feb. 28, 2020 — Betelgeuse has been the center of significant media attention lately. The red supergiant is nearing the end of its life, and when a star over 10 times the mass of the Sun dies, it goes out in ... read more

Galactic Cosmic Rays Affect Titan's Atmosphere

Feb. 14, 2020 — Planetary scientists have revealed the secrets of the atmosphere of Titan, the largest moon of Saturn. The team found a chemical footprint in Titan's atmosphere indicating that cosmic rays ... read more

Researchers Develop Smaller, Lighter Radiation Shielding

Feb. 12, 2020 — Researchers have developed a new technique for shielding electronics in military and space exploration technology from ionizing radiation. The new approach is more cost effective than existing ... read more

Clues to How Hazardous Space Radiation Begins

Feb. 3, 2020 — Scientists have unlocked one of the mysteries of how particles from flares on the sun accumulate at early stages in the energization of hazardous radiation that is harmful to astronauts, satellites ... read more

Low-Energy Solar Particles from Beyond Earth Found Near the Sun

Feb. 3, 2020 — Scientists have identified low-energy particles lurking near the Sun that likely originated from solar wind interactions well beyond Earth orbit. NASA's Parker Solar Probe is venturing closer to ... read more

Showing How the Tiniest Particles in Our Universe Saved Us from Complete Annihilation

Feb. 3, 2020 — Gravitational waves could contain evidence to prove that neutrino particles reshuffled matter and anti-matter, explains a new ... read more

Scientists Measure the Evolving Energy of a Solar Flare's Explosive First Minutes

Jan. 17, 2020 — In 2017, a massive new region of magnetic field erupted on the sun's surface next to an existing sunspot. The powerful collision of magnetic energy produced a series of solar flares, causing ... read more

Taking the Temperature of Dark Matter

Jan. 15, 2020 — Warm, cold, just right? Physicists are using gravitational lensing to take the temperature of dark matter, the mysterious substance that makes up about a quarter of our ... read more

Galactic Gamma-Ray Sources Reveal Birthplaces of High-Energy Particles

Jan. 14, 2020 — Nine sources of extremely high-energy gamma rays comprise a new catalog compiled by researchers with the High-Altitude Water Cherenkov (HAWC) Gamma-Ray Observatory. All produce gamma rays with ... read more

X-Rays and Gravitational Waves Will Combine to Illuminate Massive Black Hole Collisions

Jan. 14, 2020 — A new study has found that collisions of supermassive black holes may be simultaneously observable in both gravitational waves and X-rays at the beginning of the next ... read more

Connecting the Dots in the Sky Could Shed New Light on Dark Matter

Jan. 13, 2020 — Astrophysicists have come a step closer to understanding the origin of a faint glow of gamma rays covering the night sky. They found that this light is brighter in regions that contain a lot of ... read more

Meteorite Contains the Oldest Material on Earth: 7-Billion-Year-Old Stardust

Jan. 13, 2020 — Scientists have discovered the oldest solid material on Earth: 7-billion-year-old stardust trapped inside a meteorite. This stardust provides evidence for a 'baby boom' of new stars that ... read more

Stars Need a Partner to Spin Universe's Brightest Explosions

Jan. 13, 2020 — When it comes to the biggest and brightest explosions seen in the universe, astronomers have found that it takes two stars to make a gamma-ray ... read more

SuperTIGER on Its Second Prowl -- 130,000 Feet Above Antarctica

Jan. 10, 2020 — A balloon-borne scientific instrument designed to study the origin of cosmic rays is taking its second turn high above the continent of Antarctica three and a half weeks after its ... read more

Astronomers Spot Distant Galaxy Group Driving Ancient Cosmic Makeover

Jan. 6, 2020 — Astronomers have found the farthest galaxy group identified to date. Called EGS77, the trio of galaxies dates to a time when the universe was only 680 million years old, or less than 5% of its ... read more

Nearby Pulsar's Gamma-Ray 'Halo' Linked to Antimatter Puzzle

Dec. 19, 2019 — NASA's Fermi Gamma-ray Space Telescope has discovered a faint but sprawling glow of high-energy light around a nearby pulsar. If visible to the human eye, this gamma-ray 'halo' would ... read more

Ultrashort X-Ray Technique Will Probe Conditions Found at the Heart of Planets

Dec. 19, 2019 — Combining powerful lasers and bright x-rays, researchers have demonstrated a technique that will allow new extreme ... read more
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