Modern cosmology reveals a universe expanding uniformly without a spatial center or edge. The Big Bang wasn't a localized ...

Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven by an ...

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

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

This article, originally titled "The Man Who Discovered the Universe," is from the Summer 2025 issue of Air & Space Quarterly ...

If there is an absolute law in the universe, it’s that nothing can travel faster than the speed of light. Space is big, and ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

When we hear that the universe is expanding, it sounds like galaxies are flying through space. But that’s not the full story. In reality, it’s space itself that expands, stretching the distances ...

In a recent study published in the Astrophysical Journalletters, scientists confirmed something both exhilarating and unsettling: the universe is expanding in a way that defies our most trusted models ...

Ultimately, the XAU/SPX breakout represents far more than a bullish chart event: it's a symbolic turning point. It marks the ...

Some things we see in space appear to outpace light. Now we are learning to harness these bizarre optical illusions to ...

Astronomers have discovered a significant “growth spurt” in a rogue planet outside of our solar system. The free-floating planet is currently consuming gas and dust from its surroundings at a rate of ...