Methuselah: The oldest star in the universe

Scientists tried to determine the age of what they believed to be the universe's oldest star in 2000. They obtained data from the Hipparcos satellite of the European Space Agency (ESA)(opens in new tab) and determined that HD140283, or Methusel…

Our Universe May Exist Inside A 4th-Dimensional Black Hole

Because of the size of our universe, it seems unlikely that anything else could exist. It's becoming more and more likely, according to experts, that our universe is housed inside a fourth-dimensional black hole. A singularity, an interminab…

We've Found Possible Signs of Life in Venus's Clouds. Whoa.

Venus is our closest planetary neighbor, and above its oppressive surface, in the clouds, there is a mystery. In the planet's clouds, scientists have discovered traces of phosphine, a substance that may be produced by living organisms. In Ve…

Meet the Woman Who Makes the James Webb Space Telescope Work

“ Give me a telescope, and I can come up with something good to do with it ,” according to NASA's Goddard Space Flight Center astronomer Jane Rigby, the $10 billion James Webb Space Telescope is the biggest and most potent extraterrestrial obse…

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