Faced with observations of early black holes and galaxies that weren’t expected to exist, scientists have come up with a ...
Massive galaxies? Dusty black holes? Black hole stars? Scientists have raised a lot of theories around what the crimson blobs ...
The Mysterious Glow at the Center of Our Galaxy For years, scientists have marveled at the enigmatic gamma-ray glow emanating from the center of the Milky Way. This persistent radiance has puzzled ...
On Jan. 26, 2026, the Submillimeter Array (SMA) on Maunakea crossed an important threshold for time-domain astronomy. For the ...
NASA's New Horizons found the solar wind slows as it nears interstellar space, helping improve models of the solar system's ...
Astronomers have identified one of the most distant candidate galaxies known to leak ionizing radiation—the same kind of ...
IceCube neutrino source starburst galaxy: astronomers traced a 750-teraelectronvolt ghost particle to Shadow Blaster, a ...
What if some of the Universe’s oldest objects are actually older than the Big Bang itself? A new study from the University of ...
The first galaxies were already busy by the time the universe was 700 to 800 million years old. Stars were forming fast.
A new theory suggests the universe is constantly recording its own history in the fabric of spacetime. If correct, this cosmic memory could help solve some of the biggest puzzles in physics, from ...
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A recent study suggests that the Amaterasu particle, along with other extremely energetic cosmic rays, may actually be atomic nuclei heavier than iron.
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