Ancient Galaxy MXDFz4.4 in Fornax Excites Astronomers
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2 Articles
Hubble Spots a Compact Galaxy Clearing Paths Through the Young Universe's Gas
Light from a galaxy that lived just 1.4 billion years after the Big Bang traveled more than 12 billion years to reach us. Astronomers examining long Hubble exposures of a deep sky field spotted something they had not expected to see at such an early time. The galaxy, cataloged MXDFz4.4, sent out ultraviolet radiation strong [...]
Ancient Galaxy MXDFz4.4 in Fornax Excites Astronomers
Ancient Galaxy MXDFz4.4 in Fornax Excites Astronomers | Hubble Space TelescopeAstronomers, using NASA’s Hubble Space Telescope, have observed ultraviolet light escaping from a galaxy that has existed since only 1.4 billion years after the big bang. The galaxy, called MXDFz4.4, appears during a critical period known as the Era of Reionization, when the universe transformed from a dense cosmic fog into the clear cosmos we see today. This finding i…
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