A faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.

On human timescales, the universe may as well be eternal. It’ll be here long after our species and our planet are gone, but ...

For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of light is incredibly fast to us ...

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of ...

Brian Lacki has released a set of three prepublication studies attempting to rationalize and measure the odds of a ...

A discovery of binary stars could be the first step in building a more complete picture of how our galaxy formed, according ...

Explore the vast and mesmerizing beauty of the deep universe with our latest video, "Deep Universe: Relaxing Video from Outer Galaxies." Journey through the outer galaxies, where vibrant nebulae and ...

NASA's SPHEREx is exploring the galaxies to answer the question of where we all come from while sending back jaw-dropping ...

So how many stars are there? Given all of the above, astronomers estimate that the Milky Way contains around 100 billion ...

In fact, the Euclid Consortium, the international group managing the European Space Agency's Euclid space telescope, just ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

A team of astronomers believe they may have found the most "pristine" star in the universe to date. According to the team, ...