Canada’s Kepler Communications said it has successfully demonstrated optical data links between a prototype satellite in low ...

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

Kepler Communications Inc., a pioneer in optical data relay technology, today announced that it has successfully demonstrated ...

Astronomers have discovered that "super-Earth" planets may exist on wider orbits than previously thought — and this implies these rocky, or "terrestrial," worlds are far more common than was suspected ...

Exoplanets—planets that orbit stars beyond our solar system—have transformed our understanding of the universe. Since the ...

Astronomer Eliza Kempton said that she had waited her "entire career" to peer into an atmosphere from this mysterious class ...