New observations from the James Webb Space Telescope have reinforced the Hubble tension, a discrepancy between different ...

JWST researchers reported on measurements built on last year's confirmation based on Webb data that Hubble's measurements of ...

[B77] 63: Hubble has observed a budding star, SSTC2D J033038.2+303212, hidden in the constellation Perseus. It is in its ...

The James Webb Space Telescope has confirmed the universe's expansion rate, suggesting unknown cosmic factors drive its ...

A Nobel Prize winning scientist using the James Webb Space Telescope has confirmed the controversial Hubble Tension.

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

Astronomers can't agree how fast our cosmos is expanding. A new James Webb Space Telescope study has made the crisis even ...

Astronomers have long understood that the universe is expanding—in other words, the space in between cosmic objects that aren ...

Scientists using the James Webb Space Telescope have made a discovery which could overturn our basic assumptions about the universe.

New observations from the James Webb Space Telescope suggest that a new feature in the universe—not a flaw in telescope ...

The latest findings, published in The Astrophysical Journal on December 9, offer a high-precision measurement of the Hubble ...