ESA's Gaia mission, the Very Large Telescope and other ground-based telescopes have discovered stellar black hole Gaia BH3.

Tracking down black holes at the center of dwarf galaxies has proven difficult. In part it is because they have a tendency to ...

"Our analysis shows that the Solar System is moving more than three times faster than current models predict," lead author ...

NGC 1068, a relatively nearby spiral galaxy, appears in this image released on July 23, 2025. The galaxy contains a black ...

After only one year of operations, the European Space Agency's Euclid mission has begun to unravel the mystery of why galaxies take on different shapes and how these different shapes relate to each ...

All motion is relative. That simple fact makes tracking the motion of distant objects outside our galaxy particularly ...

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

Trump’s decision to slash the federal science budget is hitting hard in the US. There are worries that the cuts to LIGO – the ...

To probe the "knee" more precisely, scientists need to measure the energy spectra of individual types of cosmic rays, such as protons, helium and heavier nuclei. But cosmic rays in this energy range ...

NASA's virtual journey to the event horizon of a supermassive black hole The supermassive black hole of Phoenix A, the ...

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

Scientists have developed the first-ever simulation capable of modeling all 100 billion stars in the Milky Way, using ...