The IceCube Neutrino Observatory has detected a "high-energy neutrino emission from within the Milky Way," according to AAAS.

A team that included University of Arizona astronomers captured the infrared image of the supermassive black hole using a Large Binocular Telescope Interferometer.

Leo P, a tiny galaxy, stopped making stars after the universe’s reionization. Unlike most galaxies, it restarted billions of ...

A study carried out by a team of astronomers led by University of Arizona researcher Catherine Fielder has found that smaller ...

We can judge the value of any scientific endeavour based on how much of our knowledge it overturns or transforms.

Image of the supermassive black hole Sagittarius A* (Sgr A*). from the Event Horizon Telescope (EHT) collaboration "has uncovered strong and organised magnetic fields spiralling from its edge," ...

Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

Galaxies like the Milky Way grow by merging with smaller galaxies over billions of years, unlike dwarf galaxies, which have long been thought to lack the heft to attract mass and grow in the same way.

The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

The work has revealed that Andromeda is a lot more chaotic than expected. Similar to what recently retired Gaia did for the ...

The “ghost towns,” named Sculptor A, B, and C, consist of three faint and ultra-faint galaxies about 6.5 million light-years ...

That Rich was presenting the story of Edwin Hubble at the January 2025 AAS meeting was symbolic, for it was at the 33rd ...