Water may have formed less than 200 million years after the Big Bang, suggesting some conditions for life existed far earlier than previously thought.

These massive stellar explosions, used as “standard candles” in cosmology, helped astronomers uncover the accelerating ...

Radio astronomers see what the naked eye can't. As we study the sky with telescopes that record radio signals rather than ...

Astrophysicists have done a bit of crime scene investigation on what’s almost a reverse murder mystery. They’ve traced ...

The findings dramatically push back the timeline for water's cosmic appearance to just 100-200 million years after the ...

“Before the first stars exploded, there was no water in the Universe because there was no oxygen,” said Daniel Whalen, a ...

"When a star dies, it can explode in a supernova, causing a strong shock wave and forming an interstellar object called a supernova remnant," wrote an international team of scientists in a paper ...

The researchers believe that when this supernova exploded, it sent cosmic rays toward Earth for about 100,000 years. These rays could have broken DNA strands, leading to mutations in living organisms.

Water may have first formed 100–200 million years after the Big Bang, according to a modeling paper published in Nature ...

Water is essential for life, but when did it first appear in the universe? A new study suggests that water may have formed ...