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

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

Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...

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

With new images from the Hubble Space Telescope, we have new information here in the Milky Way about our closest neighboring ...

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

Astronomer Anura C. Perera led the world’s first-ever celebration of Earth’s ‘birthday’ on Jan 4, commemorating the day the planet reached its closest point to the Sun, known as Perihelion Day. The ...

Galactic nuclei images reveal how supermassive black holes interact with their surroundings using infrared telescopes.

The instrument is the Prime Focus Spectrograph, and it is one of the flagship instruments in the next era of the Subaru ...

The Universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous -- and highly debated -- results had shown: The Universe is expanding faster than predicted by ...

New research confirms the Universe is expanding faster than models predict, deepening the Hubble tension and suggesting a ...

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