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 ...

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

A new world has just been found orbiting a Sun-like star only 20 light-years away, and it could be one of the most promising ...

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

Firefly’s Blue Ghost lunar spacecraft landed upright on the Moon–a first for a private company–and released amazing HD video ...

Such an Earth-like environment would seemingly increase the odds that life could have existed there. Though no one knows whether Mars was ever inhabited, the presence of an ocean means this ...

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

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 ...

Mars is one of the most well-studied planets in our solar system due to its proximity to Earth and the numerous spacecraft that have visited over the past few decades. Together, orbiters and ...

“We’ve lost a lot of information about the early part of Earth’s history. That’s not true of Mars.” The regolith, or materials that cover the ground of the planet, tells an ancient water ...