Solving a 100-Year Mystery: Astronomers Locate Source of High-Energy Cosmic Rays
Roughly a century ago, scientists began to realize that some of the radiation we detect in Earth’s atmosphere is not local in origin. This eventually…
Milky Way
Mysterious Flashing Radio Signal Emanating From Near the Center of the Galaxy
In early 2020, we detected an unusual radio signal coming from somewhere near the center of our galaxy. The signal blinked on and off, growing…
NASA Selects Gamma-Ray Telescope To Probe Origins of Galactic Positrons, Chart Milky Way Evolution
NASA has selected a new space telescope proposal that will study the recent history of star birth, star death, and the formation of chemical elements…
Strange Radio Signals From the Heart of the Milky Way Tantalize Scientists
A variable signal aligned to the direction of the galactic center is tantalizing scientists. Astronomers have discovered unusual signals coming from the direction of the…
Surprise: The Composition of Gases and Metals in the Milky Way Are Not As Expected
Astronomers from the UNIGE have observed the composition of the gases in our galaxy and have shown that, contrary to the models established until now,…
Cold Planets Exist Throughout the Milky Way – Even in the Galactic Bulge
Researchers led by Osaka University and NASA find that the distribution of cold planets in the Milky Way is not strongly dependent on the distance…
Unveiling a 100-Year-Old Astrophysics Mystery: Where the Milky Way’s Cosmic Rays Come From
Astronomers have succeeded for the first time in quantifying the proton and electron components of cosmic rays in a supernova remnant. At least 70% of…
Astronomers Discover a “Break” in One of the Milky Way’s Spiral Arms
The newly discovered feature offers insight into the large-scale structure of our galaxy, which is difficult to study from Earth’s position inside it. Scientists have…
New Insights Into How Central Supermassive Black Holes Influence the Evolution of Their Host Galaxy
Emirati national Aisha Al Yazeedi, a research scientist at the NYU Abu Dhabi (NYUAD) Center for Astro, Particle, and Planetary Physics, has published her first research…
Three Dwarf Spheroidal Galaxies Discovered to Be Rotating in Orbit Around the Milky Way
An international team of astrophysicists from the Instituto de Astrofísica de Canarias (IAC), the University of La Laguna (ULL) and the Space Telescope Science Institute…
Dark Matter “Counterweight” Is Slowing the Spin of the Milky Way’s Galactic Bar
The spin of the Milky Way’s galactic bar, which is made up of billions of clustered stars, has slowed by about a quarter since its…
“What Is This?” – Astronomers Spot a Strange “Blinking Giant” Near the Center of Our Galaxy
Astronomers have spotted a giant ‘blinking’ star towards the center of the Milky Way, more than 25,000 light years away. An international team of astronomers…
Galactic Warp: Does the Milky Way Move Like a Spinning Top?
An investigation carried out by the astrophysicists of the Instituto de Astrofísica de Canarias (IAC) Žofia Chrobáková, a doctoral student at the IAC and the…
Unprecedented New Panorama of the Center of Our Milky Way – Reveals Magnetized Threads Weaving Spectacular Galactic Tapestry
A new panorama provides an unprecedented X-ray view above and below the center of Milky Way. This new survey builds on previous Chandra observations, stitching…
Detailed Cross-Section of Another Galaxy Reveals Surprising Similarities to Our Milky Way
The first detailed cross-section of a galaxy broadly similar to the Milky Way, published today, reveals that our galaxy evolved gradually, instead of being the…
Best Evidence to Date of How and When the Milky Way Came Together
Aging individual stars helped date an early merger event. New research provides the best evidence to date into the timing of how our early Milky…
New All-Sky Map of Milky Way’s Outer Reaches Released – Could Offer a New Test of Dark Matter Theories
The highlight of the new chart is a wake of stars, stirred up by a small galaxy set to collide with the Milky Way. The…
Hubble Shows Us the Future: A Galactic Collision
Sometime in the far distant future, about 4 billion years from now, our Milky Way galaxy will collide with the neighboring Andromeda galaxy, as illustrated…