Astronomers have now observed the radio emission from the neutral hydrogen gas (HI) in a nearby galaxy. Hydrogen gas emits radio emission in a spectral line at a very specific frequency of 1420 MHz.
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Astronomers report strongest evidence yet of the universe’s first stars
About 430 million years after the Big Bang, in a small pocket of gas near one of the most distant galaxies ever observed, ...
On August 19, 2022, solar astronomers using the Daniel K. Inouye Solar Telescope (DKIST) on the Hawaiian island of Maui ...
Astronomers from the University of California (UC), Berkeley and elsewhere have performed spectroscopic and photometric study of a peculiar supernova designated SN 2021ukt, which underwent a ...
I'm writing up a report about 21cm-line radio astronomy, and it includes a discussion of spectral lines and the 21cm line in particular.<BR><BR>However, I have a problem that I was hoping the genius ...
Hot, dense and blue: the white dwarf Giclas 29-38. (Courtesy: Sloan Digital Sky Survey) Just as you don’t expect snow while hiking through a hot desert, astronomers never thought they would find ...
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