Imagine for a moment that Earth suddenly shrank to the size of the Moon, while the Moon expanded to the size of Earth. How ...

Six hundred and thirty-five light years away from Earth, there is a world that seems to promise something almost unimaginable ...

One of the worlds in the TRAPPIST-1 system, a mere 40 light-years away, just might be clad in a life-supporting atmosphere.

Late at night, as I was writing, I looked up to see the bright moon hanging outside my window, and a fascinating hypothesis ...

TRAPPIST-1 e orbits a small, cool red dwarf star. It is one of seven Earth-sized planets there. Scientists are curious ...

New research has unveiled the potential for an atmosphere around an Earth -sized planet located approximately 40 light-years ...

A new rectangular telescope design could finally spot Earth-like planets around nearby stars, bringing the search for alien ...

Exoplanet TRAPPIST-1 e may contain an atmosphere and liquid water, NASA scientists said. Research into the exoplanet is ...

New simulations show carbon enabled Earth’s inner core to solidify under realistic cooling, solving the nucleation paradox.

According to NASA, a low Earth orbit (singular) is any orbital trajectory that stays within 1,200 miles (2,000 kilometers) of ...

A study by researchers at the University of Oxford, University of Leeds, and University College London has identified a new ...