Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically ...
When interstellar comet 3I/ATLAS swept past the Sun in late 2025, something about it had quietly shifted. Researchers trained ...
Dive into 25 cosmic mysteries science can't explain, from dark matter to dark energy. Explore the universe's most baffling ...
Creatures that strongly resemble legends of the Kraken may have been the kings of Cretaceous seas. A study in Science finds ...
New research reveals that the mysterious interstellar visitor 3I/ATLAS comes from a very cold alien environment, new research ...
Here's how to see Comet PanSTARRS in satellite images ahead of its close approach to Earth on April 26.
University of Michigan astronomers have found that the interstellar comet 3I/ATLAS contains 30 times more "heavy water" ...