Earth, HD 20794 d, in the habitable zone around a Sun-like star 20 light-years away. With a mass six times that of Eart ...

With an orbit of 647 days, HD 20794 d is similar to Mars in our solar system. However, its orbit around the star is highly ...

As it orbits its star, it moves close enough at one point to experience extreme heat, similar to Venus’s temperature. But at its farthest point, the planet is nearly twice the distance from Earth to ...

Artist's concept of a potentially habitable super-Earth orbiting a star called HD 20794. Illustration credit: Gabriel Pérez ...

The planet is about six times more massive than Earth and could be rocky, offering a unique opportunity to study a heavier ...

Artist's rendering of a potentially habitable super-Earth orbiting a star called HD 20794.Illustration credit: Gabriel Pérez Díaz, SMM (IAC) The ...

IT’S been nearly 40 years since the first planet outside of our Solar System was discovered. Since then, more than 5,800 ...

Astronomers have identified a super-Earth orbiting a Sun-like star just 20 light-years away, making it one of the closest and most promising candidates for studying Earth-like atmospheres. The planet, ...

Firefly’s Blue Ghost Mission 1 set a new benchmark for commercial lunar exploration, lasting longer than any previous private mission and delivering 10 NASA instruments to the Moon. The mission ...

A study of 263 galaxies using NASA supports the theory that Earth may exist inside a black hole. Findings challenge ...

Scientists have unearthed facial bones that may belong to a previously unknown human species. The bones, nicknamed "Pink," ...