Located billions of light-years away, the "Cosmic Owl" is a pair of colliding ring galaxies spotted by the JWST. It's also an ...

PhoSim simulates the atmosphere, including air turbulence, as well as distortions from the shape of the telescope’s mirrors and the electrical properties of the sensors. The photons are propagated ...

Images of the cosmos, such as the James Webb Space Telescope’s deep space snapshot, make space look chock-full of stuff. In ...

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than ...

In a groundbreakingrelease on July 7, 2025, NASA showcased extraordinary images from its Hubble and Webb space telescopes ...

A team led by the Italian National Institute for Astrophysics discovered the most distant known fossil galaxy — a relic of ...

Astronomers have studied the globular cluster 47 Tucanae extensively, but still have many questions. It may have an ...

These large 15x70 binoculars are ideal for starting your astronomy journey — see the moon, planets and deep space objects.

Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is ...

Voids are not exactly empty (actually, the missing matter of the universe is spread there), and lonely galaxies and small ...

Galaxies such as ASKAP J0107–2347 have inner and outer lobes, which suggest some jet activity in the past and present. The ASKAP's wide-field view, thanks to its checkerboard-like phased array feeds, ...