Discovered in 1930 at the Lowell Observatory, Pluto was demoted as a planet in 2006. Some want President Trump to take action ...

As a kid in the 1960s and '70s, David Baron – like many others – was fascinated by Mars. “There was a popular sitcom back then called “My Favorite Martian,” about an alien from the Red planet who ...

In 1906, the New York Times ran the headline, “There is life on the planet Mars.” It was based on the work of Percival Lowell, a professor who was convinced Mars contained a series of irrigation ...

This is a web edition of GBH Daily, a weekday newsletter bringing you local stories you can trust so you can stay informed without feeling overwhelmed. Today we’ve got an out-of-this world story ...

Eight lectures delivered at the Lowell institute, published in six papers in the Century magazine -- Cf. Pref., p. vii. "Norwood Press, J.S. Cushing Co., Berwick ...

From 1905 until his death in 1916, Percival Lowell searched for a ninth planet, which he called Planet X. Lowell had predicted the planet based on irregularities in the orbit of Uranus. In 1929, ...