There are planets in our universe that would give you nightmares. Planets with ice hotter than burning metal, planets that ...

The curious minds at What If reveal the most terrifying planets in the entire universe, exploring extreme temperatures, radiation, and hazards.

If life exists elsewhere in the universe, researchers at the University of Washington are finding the clues on Earth to help understand where to look for it.

In Italy, Galileo was put on trial by the Inquisition for suspicion of heresy by promoting Copernicus publicly a ...

I asked my friend Julie Ménard how Earth formed. She’s a planetary scientist at Washington State University. She told me it started with the Big Bang. That was nearly 14 billion years ago. “The Big ...

For life to develop on a planet, certain chemical elements are needed in sufficient quantities. Phosphorus and nitrogen are essential. Phosphorus is vital for the formation of DNA and RNA, which store ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

The planets around a nearby star seem to be in the wrong order, hinting that they formed through a different mechanism than the familiar one by which most systems grow ...

It's well established that the universe is expanding, but there's serious disagreement among scientists over how fast it's happening.

They show up as a mathematical solution in general relativity, basically as a time-reversed version of a black hole. Some ...

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four massive but extremely low-density worlds orbiting the star appear to be ...