Amid harsh cuts, the Trump administration has proposed canceling the nearly ready-to-launch Nancy Grace Roman Space Telescope ...

K2-18b is an exoplanet orbiting a red dwarf star called K2-18, chilling 124 light-years away in the Leo constellation. It’s ...

Although it is just now starting to feel like spring, last month was the official change of the seasons and now is a good ...

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?

Zhúlóng is the most distant spiral galaxy ever seen. It formed 1 billion years after Big Bang, yet has a calm structure like ...

Using the James Webb Space Telescope, researchers have found signs of what could finally settle the age-old question: Are we ...

The dream of finding life on an alien Earth-like world is hampered by a number of technical challenges. Not the least of ...

A new study by astronomers about distance planet K2-18b has led to what they’re calling one of the most promising sign of extraterrestrial life in the universe.

In what may be the most significant clue to alien planet life yet, scientists studying K2-18b have detected two sulfur-based ...

"What makes Zhúlóng stand out is just how much it resembles the Milky Way—both in shape, size and stellar mass," said the ...

A distant planet's atmosphere shows signs of molecules that on Earth are associated only with biological activity, a possible signal of life on what is suspected to be a watery world, according to a ...

The James Webb Space Telescope has discovered Zhúlóng, a candidate for the most distant spiral galaxy in the universe. The ...