Earth-like planets in the habitable zone can easily be up to a billion times dimmer than their host star, said Nico Deshler of the University of Arizona. That vast difference in brightness is a steep ...

Such a holistic endeavour to grow and sustain “more forest” offers greater benefits to biodiversity, human health and ...

At minus 292 degrees Fahrenheit, Titan remains a chemical time capsule. NASA’s Dragonfly won’t search for life itself.

In April, astronomers said they had detected a possible signature of life on the exoplanet K2-18b. Now, three independent ...

At the very edge of our solar system, beyond the grasp of Neptune and even past the icy sprawl of Pluto’s domain, a new ...

Claims for the detection of life on other planets go back decades. Here's why you should still be skeptical despite recent discoveries.

Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond ...

On May 21, the International Astronomical Union’s Minor Planet Center announced the discovery of 2017 OF 201, which, because ...

In April, scientists captured global attention by announcing they'd found a molecule in a faraway planet's atmosphere that ...