What we saw in the DESI experiments, and now strengthened by our South Pole Telescope observations, is that dark energy is ...

Evidence is mounting that cosmic dark energy, long thought constant, may weaken with time - potentially altering the fate of ...

Dr Edwin Powell Hubble, who lends his name to the iconic Hubble Space Telescope, was one of the leading astronomers of the ...

However, although photons of light existed since the first second after the Big Bang, they could not yet shine across the ...

And with that beginning came an ancient, renewed question: if there was a starting point, who or what started it?This ...

The idea that the universe is expanding was first proposed by Edwin Hubble in the late 1920s and has been repeatedly backed ...

The expanding universe is one of the most fascinating and far-reaching discoveries in modern science. At its core lies a ...

It wouldn’t be the last time Hubble would shift the paradigm. In 1929, he reported that all but a few galaxies are moving away from us, with more-distant galaxies moving faster than nearby ones. The ...

Particular stars called Cepheid variables allow astronomers to determine distance, and Hubble spotted one of these within M31 ...

How did a Cepheid variable star help Edwin Hubble prove the Andromeda Nebula was a galaxy? Roger Brady San Quentin, California Cepheids are rare variable stars with periods ranging from about 1 to ...

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

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