The Hubble Space Telescope has captured a stunning image of a high-speed comet traveling through our solar system. Scientists ...

As the comet 3I/ATLAS plummets through our Solar System, NASA's good old Hubble Space Telescope has captured the best look ...

An astrophysicist argues that the interstellar mission would be extremely challenging but not completely unrealistic ...

A team of astronomers says it has identified the most distant black hole ever confirmed — a cosmic heavyweight that formed just 500 million years after the Big Bang, when the universe was only about 3 ...

Around two million years ago, human ancestors cohabited on Earth with saber-toothed tigers, giant sloths, and mastodons, ...

Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to pass our way.

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another ...

NASA's Hubble Space Telescope got an up-close look at a headline-grabbing object known as 3I/ATLAS that has wandered into Earth's cosmic neighborhood.

About 5 billion light-years away from where you're sitting, in one of the most massive galaxies on record, there exists an astonishing black hole. It was only just measured by scientists who managed ...

The Sun is so giant that approximately one million Earths could fit into it. There is no sound in space because it is a ...

Cosmic rays traveling through space may provide enough energy to sustain life even in incredibly cold and dark environments, ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" alien technology.