In a $19.5 million NASA-funded mission, a team at George Mason University is heading a project to construct and launch a small satellite into orbit.

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

Scientists propose that gravitational waves shaped the universe. Their model challenges inflation theory. How exactly did the ...

Astronomers use many methods to determine this number, including gravitational lensing, the universe’s expansion rate, and more.

NASA's James Webb Space Telescope confirmed Earendel, the most distant star, shining just one billion years after the Big Bang. Gravitational lensing magnified this massive B-type star, offering ...

Nobel laureate Dr. George Smoot, who conducted groundbreaking research into the origins of the universe during a long career ...

The black hole, named RACS J0320-35, is about a billion times heavier than the Sun. It lies 12.8 billion light years from ...

For this week’s Slate Plus bonus episode, Emily, John, and David discuss NASA Voyager’s journey through space as it reaches a new milestone and wax philosophical about the immensity of the universe ...

"We were amazed by the fact that these observatories can detect about 100 black holes just 250 million years after the Big Bang. Such detections would greatly help to constrain black hole formation ...

Nobel laureate Dr. George Smoot, renowned for his work on the Big Bang theory, passed away at 80. His contributions to cosmic research led him to win a Nobel Prize in 2006 alongside John Mather. Smoot ...