The detection of the gravitational waves from this event, which actually occurred billions of years ago, was made by the LVK ...

Researchers suspect that two meteorites found in the Sahara Desert in 2023 may originally have come from Mercury, which would ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

But in the past two decades, new types of black holes have been seen and astronomers are beginning to understand how they ...

New research from HKU geologists suggests that Earth's first continents were born not from plate tectonics, but from deep ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

A newly discovered comet, 3I/ATLAS, may be the most ancient visitor ever detected, potentially older than our solar system itself. Unlike previous interstellar objects, this ice-rich comet seems to ...

The icy traveler, called 3I/ATLAS or Comet ATLAS, was discovered on July 1 by the NASA -funded ATLAS survey telescope in Río Hurtado, Chile. This enormous space snowball came from the direction of the ...

Ancient meteorite reveals a protoplanet formed in the outer Solar System earlier than thought, reshaping planet formation ...

Astronomers have spotted centimeter-sized “pebbles” swirling around two infant stars 450 light-years away, revealing the raw ...