Astronomers have signalled the discovery of a planetary body roaming the Milky Way that is not gravitationally bound to the ...

The “Seven Sisters” of the Pleiades are part of a much larger complex that can help reveal our galaxy’s deep history ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...

A seemingly impossible cluster of more than 30 galaxies crammed into a volume just 500,000 light-years across has been found ...

The sun wanders the Milky Way alone; our star orbits the galaxy’s distant center without any stellar siblings. The solar ...

Their analysis showed that the planet lies about 3,000 parsecs, or just under 10,000 light-years, from Earth. Its mass is ...

Astronomers have spotted an Earth-sized planet drifting alone through the Milky Way, detected briefly by bent starlight, ...

From a window on the International Space Station, astronauts have captured a rare view of a nearby galaxy caught in the act ...

Galaxy clusters are formed by a dense packing of many galaxies, making them the most massive structures in the universe.

Astronomers working with the Hubble Space Telescope have identified an entirely new type of cosmic object. It is a cloud rich ...

Using data from the James Webb Space Telescope, astronomers have identified a population of “platypus galaxies” that defy ...