The mission is still in the early stages of its conception, with contracts given recently to firms.

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

James Webb uncovered exotic salt clouds surrounding the famous "Pink Planet," solving a long-standing mystery about one of ...

See July 2026 sky events, including meteor showers, the Buck Moon, planetary alignments and when visibility may be affected.

NASA wants to send an ambitious fleet of helicopters to soar through Martian skies—but scientists fear the endeavor could ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

Look to the west to catch Venus and Jupiter shining bright, with Saturn and Mars visible in the east for early risers, and ...

The planets are extremely large, with TOI-791 b being about the same size as Jupiter, and TOI-791 c even larger. Yet, they ...

Two scientists want NASA to build a quarantine lab for alien germs on the Moon, rather than on Earth. The pair, ...

A biologist specializing in invasive species has partnered with a former Pentagon strategist in pushing NASA to construct a ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...