Galaxies are astronomical objects composed of billions or even trillions of stars. Our Earth and solar system are just a tiny ...

Karla Sofía Gascón, the Oscar-nominated trans actor and star of the movie “Emilia Pérez,” is apologizing for her old posts on ...

But on the matter of the age of the universe, Aristotle had a breathtaking thesis: that it had always existed. I can’t quite understand how we have got to the present time if the preceding ages ...

In this series, we cover provocative questions in astronomy. This week: the mysterious extragalactic signals known as Fast ...

Finding extraterrestrial life remains one of humanity’s greatest mysteries. The Big Bang created ... Since 1998, we’ve known the Universe’s expansion is accelerating. Dark energy likely ...

There's a significant imbalance between matter and antimatter in our universe, but a strange particle ... path to solving a number of cosmological mysteries. Editor's note: This article was ...

Here, Space.com explores some of the biggest space mysteries currently perplexing scientists. In the early 20th century, astronomer Edwin Hubble discovered that the universe is expanding ...

and hauled into Fermi National Accelerator Laboratory in Batavia — to explain the universe’s mysteries. Scientists will try to solve puzzles like why post-Big Bang matter conquered antimatter ...

How does space sound interpretation help? Our natural curiosity as humans pushes us to explore and uncover the mysteries of the universe. One incredible discovery in astronomy is that the ...

For the past two decades, astrochemists and astronomers have been puzzled by two seemingly inexplicable mysteries. The first was that the amount of volatile sulfur in dense clouds and star-forming ...

Rubin Observatory and the Nancy Grace Roman Space Telescope. The ability to map the distribution of dark matter is especially valuable, as we can't observe it directly, but these methods may offer ...