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

In a surprising twist to our understanding of exoplanetary systems, astronomers have uncovered three Earth-sized planets ...

In a significant stride for cosmic evolution studies, astronomers have unveiled a galaxy that is churning out stars at a ...

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

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 ...

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

A University of Hawaiʻi Mānoa astronomer helped pull off a cosmic first: mapping the three‑dimensional shape of a star’s ...

For the first time, astronomers unveiled the shape of a supernova at its earliest stage.

Using ESA's XMM-Newton satellite, European astronomers have observed ultraluminous X-ray sources (ULXs) in the galaxy NGC ...

Astronomers have discovered that the iconic Pleiades cluster, long admired as the “Seven Sisters,” is only a small part of a ...

Observatory historian Kevin Schindler said since the passing of Percival Lowell, his endowment has been funding the majority ...