"As fascinating as the galaxy appears at visible wavelengths, some of NGC 5643's most interesting features are invisible to ...

Over the last ten years, OPAL has observed Uranus' northern hemisphere, which has faced the inner solar system for the ...

These instruments, like the Hubble Space Telescope, reported a value of around 73 km/s/Mpc. The difference between these ...

The Hubble Space Telescope has peered deeper than ever before into the heart of the supermassive black hole-powered quasar 3C ...

New Hubble Space Telescope images of a black hole-powered quasar reveal 'weird' structures and gigantic jets of energy that ...

The rate of expansion of the universe today is a figure known as the Hubble constant, which is typically measured in units of ...

The Hubble Space Telescope has been imaging the outer planets of our solar system for a decade, learning about their strange ...

Fresh corroboration of the perplexing observation that the universe is expanding more rapidly than expected has scientists ...

For years, scientists have been troubled by an unusual feature of our universe. It appears to be expanding faster today than ...

The Hubble constant is still a mystery because measurements from telescopes in today’s universe give higher numbers than ...

This month marks three years since the James Webb Space Telescope was first launched, which still feels something like a ...