Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...

Imagine waking up one morning to the news: a black hole is drifting close to our solar system. It sounds like the plot of a .

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

In 1998, during the first Space Shuttle mission to the International Space Station, NASA unknowingly captured a picture of ...

Astronomers claim to have found new evidence supporting a controversial observation that our galaxy is residing in an ...

"Theories involving substantial formation of stars prior to or together with the black hole formation and growth are very ...

NASA's DART spacecraft attempted to deflect an asteroid about the size of the Great Pyramid of Giza. New work tracking the debris has found a few fairly large surprises.

For one, scientists observe a "cosmic fossil" called the cosmic microwave background (CMB). The first light that was free to ...

In existing performance analysis of low-Earth orbit (LEO) satellite constellations, the poisson point process (PPP) is always used to model the satellite’s distribution. However, in the actual LEO ...