Water Formed Much Sooner After the Big Bang Than We Thought, Scientists Say—Which May Mean Life Did, Too
Primordial supernovae got the ball rolling a quick hundred million years or so after the start of the universe.
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What Is a Supernova?
A supernova is one of the most powerful and mysterious phenomena in the universe. It’s an event that occurs when a star ...
Water Existed in the Universe Billions of Years Earlier Than Thought, Astronomers Say
Water was present just a couple hundred million years after the Big Bang, according to a new study, shaking up the timeline ...
Distant star explosions could have wiped out life on Earth twice
"If a massive star were to explode as a supernova close to the Earth, the results would be devastating for life on Earth," said Nick Wright, an astrophysicist at Keele University in the United Kingdom ...
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Water’s been around billions of years longer than previously thought
The research team examined two types of supernovae: core-collapse supernovae, which produce a modest amount of heavy elements ...
Astronomy12d
The first stars may have flooded the early universe with water
Principal investigator Daniel Whalen of Portsmouth University in the United Kingdom and his colleagues found that a rare type of supernova created only by the earliest stars formed enough water to ...
London Evening Standard12d
Water first formed billions of years earlier than previously thought – study
Dr Whalen explained that the team, which included scientists from the United Arab Emirates University, examined two types of supernovae. These were core-collapse supernovae, which produce a modest ...
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DNA-busting radiation from star-killing supernova could have influenced evolution on Earth
One particular supernova caught the attention of Nojiri and colleagues ... More than 2,000 species live in the lake, ...
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Water’s been around billions of years longer than previously thought
The research team examined two types of supernovae: core-collapse supernovae, which produce a modest amount of heavy elements, and the much more energetic Pop III supernovae, which eject tens of ...