New Measure of Hubble Constant Adds to Mystery of Universe's ...

New Hubble Constant Measurement Adds to Mystery of Universe's ...

The Hubble constant is calculated by comparing distance values to the apparent recessional velocity of the target galaxies — that is, how fast ...

Astronomers have made a new measurement of how fast the universe is expanding, using an entirely different kind of star than previous endeavors.

New measure of Hubble constant adds to mystery about universe's ...

Twenty years ago, the Hubble Space Telescope Key Project team, which Freedman led, announced it had measured the value using distant stars ...

New analysis of Webb data measures universe expansion rate, finds ...

The current best estimate of the Hubble constant with this method, which is very precise, is 67.4 kilometers per second per megaparsec. The ...

Hubble Reaches New Milestone in Mystery of Universe's Expansion ...

Combined, these objects built a "cosmic distance ladder" across the universe and are essential to measuring the expansion rate of the universe, ...

Webb Confirms Accuracy of Universe's Expansion Rate Measured ...

The rate at which the universe is expanding, known as the Hubble constant, is one of the fundamental parameters for understanding the ...

New Measurement of Hubble Constant Adds to Cosmic Mystery

New measurements of the rate of expansion of the universe, led by astronomers at the University of California, Davis, add to a growing ...

'Hubble trouble' could deepen with new measurement of universe's ...

Physicists have improved the accuracy of a technique that uses variable stars to measure distances in the universe, providing a new figure for its expansion ...

New Hubble constant measurement adds to mystery of universe's ...

In a new study, scientists announced a new measurement of the Hubble constant using a kind of star known as a red giant and indicated that ...

Scientists Use New Technique to Measure Universe's Expansion Rate

There are two precise measurements of the expansion of the Universe, or Hubble constant: calculations from nearby observations of supernovae ...

New measure of Hubble constant adds to mystery about universe's ...

New measure of Hubble constant adds to mystery about universe's expansion rate ... In a forthcoming paper, UChicago scientists announce a new ...

New measurement of universe's expansion rate is 'stuck in the middle'

"The Hubble constant is the cosmological parameter that sets the absolute scale, size, and age of the universe; it is one of the most direct ...

New University of Chicago study may resolve mystery ... - CBS News

The U of C noted that over the past 20 years, two methods have been used for measuring the rate at which the universe is expanding at a given ...

The Hubble Constant measurement mystery - YouTube

A new measure of Hubble constant adds to mystery about universe's expansion rate Red giants — In a forthcoming paper, UChicago scientists ...

One of the biggest mysteries of cosmology may finally be solved

The expansion rate of the universe, measured by the Hubble constant, has been one of the most controversial numbers in cosmology for years, ...

Webb and Hubble telescopes affirm Universe's expansion rate ...

Webb measurements shed new light on a decade-long mystery. ... The rate at which the Universe is expanding, known as the Hubble constant, is one ...

New measurement deepens mystery of Universe's expansion rate

These galaxies are selected from a Hubble Space Telescope program to measure the expansion rate of the universe, called the Hubble constant.

Constant confusion: New studies deepen mystery of universe's ...

Astronomers measuring the brightness of red giant stars have independently determined how fast the universe is expanding.

Hubble identifies unusual wrinkle in expansion rate of the universe

Multiple teams of astronomers using the Hubble telescope have arrived at a Hubble constant value that equals 73 plus or minus 1 kilometer per ...

Hubble Tension Headache: Clashing Measurements Make the ...

Cosmologists using the Planck satellite to study the cosmic microwave background—light from the “early” universe, only about 380,000 years after ...