Tag

Neutral Hydrogen Gas

All articles tagged with #neutral hydrogen gas

"Unveiling the Invisible: Discovery of a Galaxy Without Visible Stars"
astronomy2 years ago

"Unveiling the Invisible: Discovery of a Galaxy Without Visible Stars"

Astronomers accidentally stumbled upon an "invisible" galaxy, J0613+52, while searching for low surface brightness galaxies. This celestial object, lacking discernible starlight, is filled with swirling gas and may be the first nearby primordial galaxy ever discovered. The discovery was made by the Green Bank Observatory, which initially peered at incorrect coordinates during a multi-telescope search for neutral hydrogen gas. This galaxy-sized object is so diffuse that stars can't form, and its isolated location in space makes it unlike anything in the modern universe. Further surveys will be conducted to learn more about this unique discovery.

"Discovery of a Dark, Starless Galaxy by West Virginia Observatory"
astronomy2 years ago

"Discovery of a Dark, Starless Galaxy by West Virginia Observatory"

Astronomers have discovered a potential dark, primordial galaxy, J0613+52, which contains a large amount of neutral hydrogen gas but no detectable stars. This isolated and diffuse object challenges current understanding of galaxy formation and raises questions about the existence of pristine, star-free galaxies in the modern Universe. The discovery offers a unique opportunity to study a cosmic structure that may resemble the earliest galaxies, providing valuable insights into the Universe's early history and the formation of galaxies. Further observations and surveys are planned to investigate this intriguing object and search for other dark galaxy candidates.