New images of the strange interstellar visitor 3I/ATLAS may provide the strongest proof yet that it is not a comet.

The team discovered that the surface might contain liquid water, an essential ingredient for life. Astronomers from the University of California, Irvine have discovered a planet orbiting within the ...

The object, estimated to be the size of a city block, is only the third known interstellar visitor to our solar system since ...

Astronomers detected a storm on a star other than our Sun for the first time, in an explosion so violent it could strip away ...

Astronomers have discovered that the Seven Sisters of the Pleiades star cluster have more stellar siblings than we thought  — ...

New radio observations of the interstellar comet 3I/ATLAS leave little question about the object’s natural origin.

Scientists have finally confirmed a powerful coronal mass ejection from another star, using LOFAR radio data paired with ...

Long believed to be a compact group of a few bright stars, thePleiades have now been identified as just a fragment of a much ...

NASA and the European Space Agency (ESA) will continue to track 3I/ATLAS as it moves toward Jupiter by March 2026. Scientists ...

The Pleiades (M45) is arguably the most famous star cluster in the sky. Known as the Seven Sisters, or Subaru in Japan, its ...