Percival Lowell, a 19th-century American businessman and astronomer, had a pet theory: that a careful look through a telescope revealed that intelligent life exists on Mars. Skeptics cried not enough ...

On Saturday, Nov. 16, in Flagstaff, Arizona, the astronomy world changed a bit. Lowell Observatory has long been a beacon of history in the cosmic universe. Here, Boston Brahmin Percival Lowell ...

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, ...

Lowell Observatory is proud to announce the Lowell Amateur Research Initiative (LARI). This program seeks to pair the ever-growing and technically sophisticated amateur astronomy community in exciting ...

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 ...

"If one advances confidently in the direction of his dreams, and endeavors to live the life which he has imagined, he will meet with a success unexpected in common hours." So wrote the celebrated ...

I spent part of last week in one of my favorite places, Flagstaff, Arizona, at Lowell Observatory. This storied institution is well known, and as I have written about previously, holds a unique place ...

The instrument at Lowell Observatory used by Clyde Tombaugh to discover Pluto will soon undergo renovation. The year-long project, set to begin on January 12, will include restoration of both the ...