A biography of Johannes Kepler, from his troubled childhood to his mission to mathematically formalize Copernicus' heliocentric model by finding divine reasoning within the orbits of the planets.

Kepler-186b, Kepler-186c, Kepler-186d, and Kepler-186e, orbit every three, seven, 13, and 22 days, respectively, making them very hot and inhospitable for life as we know it.

Astronomers studying data from NASA's retired Kepler space telescope discovered a new system of seven "scorching" planets orbiting a distant star that is bigger and hotter than the sun, the space ...

Scientists analyzed famed astronomer Johannes Kepler’s 1607 sketches of sunspots to solve a mystery about the sun’s solar cycle that has persisted for centuries.

PHILADELPHIA (AP) Max Kepler hit a tiebreaking home run in the eighth inning to lift the Philadelphia Phillies to a 3-2 victory over the Toronto Blue Jays on Saturday.

The newer TESS mission covers almost the entire sky, compared to the small patch of sky observed by Kepler.

Canadian startup Kepler Communications raised another tranche of funding for its real-time satellite data relay service.

The distant world was already famous in astronomical circles as the first exoplanet candidate spotted by NASA's Kepler Space Telescope, which discovered thousands of planets beyond our solar ...

Supporters hoping to save Centre County’s historic Kepler Barn from demolition are still searching for “barn champions” — those able to donate five- or six-figure sums — as the ...

Shanghai Kepler Robotics showcased its latest industrial-grade humanoid robot at the IEEE International Conference on Robotics and Automation 2025 (ICRA 2025) in Atlanta.

207-year-old Kepler Barn could be demolished by its owner, Penn State, if $500,000 isn’t raised by May 31 to stabilize and preserve it. Supporters still aren’t giving up.