"This planet could play a pivotal role in future missions... to search for biosignatures indicating potential life, " Dr.

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

Astronomers have discovered a large Earth-like planet orbiting a distant star that could be home to alien life. The exoplanet ...

Scientists found an intriguing world in our galaxy.

Astronomers have found some pretty wild exoplanets. Some are balls of lava the temperature of hell, one is partially made of ...

Our Solar System is a carefully balanced celestial dance held together by a virtually perfect balance of gravity and inertia.

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

HD 20794 D follows an elliptical orbit more elongated than any of the planets in our solar system. This means it moves from the outer edge of the habitable zone to the inner region during its 647 ...

After graduating from UVA in 2013 and completing her doctorate in planetary science from the University of Arizona in 2019, ...

In the context of our solar system, Mars — on the outer edge of our habitable zone — orbits our sun at an average distance of 1.5 astronomical units (228 million km/141 million miles), while ...