A spiral galaxy to chart the Universe's expansion traced by Hubble Telescope

A spiral galaxy to chart the Universe’s expansion traced by Hubble Telescope

What does the captured image say?

In a bigger mission to monitor the expansion rate of our universe, the Hubble Space Telescope has captured a magnificent spiral galaxy.

The new image of spiral galaxy Mrk (Markarian) 1337 in the constellation Virgo reveals its brilliant stars twinkling around 120 million light-years away from Earth. In the false-color image, the Hubble Space Telescope focused on infrared (heat-seeking) and ultraviolet wavelengths.

The study of remote galaxies like these aids scientists in gaining a better understanding of the structure of our galaxy, the Milky Way, especially if they are of the same sort. “Mrk 1337 is a spiral galaxy with a weakly barred structure. As the name implies, the spiral arms spread outward from a center bar of gas and stars “Representatives from the European Space Agency stated in response to the photograph.

However, the photograph was part of a larger study to determine how rapidly the cosmos is expanding. Adam Riess, a physics and astronomy professor at The Johns Hopkins University in Baltimore who won the Nobel Prize in Physics in 2011, is leading the charge. He demonstrated that the expansion of the universe is speeding up.

Aim to refine the acceleration rate

Riess hopes to fine-tune the rate of acceleration because the universe is expanding faster than planned, and he suggested in 2019 that new physics may be required. New physics is required to completely resolve the issue of what is observed versus what models predict.

“This mismatch has been growing, and it has now reached a point where it is truly impossible to deny as a fluke,” Riess remarked at the time.

He has since noted that disagreements over the “Hubble constant” of the universe’s expansion point to nuances in dark energy that need to be understood. We must also comprehend the dark matter and dark radiation, as well as all other unseen forces that influence the rate of expansion.

Charting the rate of expansion between big objects like galaxies is one approach to measure the constant. Given that the Hubble telescope was instrumental in the awarding of the Nobel Prize in 2011, it’s no surprise that astronomers are turning to it once more to fine-tune the rate.

Hubble has been recuperating from a synchronization fault that occurred on Oct. 23 for many weeks, but there is plenty of data like this to analyze as engineers progressively put its instruments back online. Hubble was launched in 1990 and astronauts last serviced it in 2009, soon before the space shuttle was retired and the telescope became inaccessible.

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