If our universe revolves around itself – and even if only very slowly – this could explain the so-called Hubble tension and thus one of the greatest mysteries of cosmology. At least that is ...

The two keys to Edwin Hubble's breakthrough discovery were forged by others in the 1910s. The first key, the period-luminosity scale discovered by Henrietta Leavitt, allowed astronomers to ...

"This view includes new data and is the first to combine Hubble observations made at infrared, optical and ultraviolet wavelengths." When you purchase through links on our site, we may earn an ...

Time machines already exist and they're in the guise of space telescopes. In 1995, one such time machine called Hubble peered into a small patch of empty sky for ten days straight. For the ...

Time machines already exist and they're in the guise of space telescopes. In 1995, one such time machine called Hubble peered into a small patch of empty sky for ten days straight. For the ...

On 1 January 1925, US astronomer Henry Norris Russell made a startling announcement to the American Astronomical Society in Washington DC: observations by fellow astronomer Edwin Hubble showed ...