After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the interplanetary environment for two more years. But by the end of 1967, the spacecraft ...

Schiaparelli discovered 104 canals; Prof. Percival Lowell and his staff of the Lowell Observatory at Flagstaff, Arizona, have discovered over 350, and they regard this number as no limit.

The detection of life beyond Earth would be one of the most profound discoveries in the history of science. The Milky Way ...

Percival Lowell Theorizes the Existence of a Planet X . In the early 20th century, the businessman, astronomer, and founder of the Lowell Observatory in Arizona, Percival Lowell, had a theory. ...

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 Percival Lowell's ambitious search to Clyde Tombaugh’s groundbreaking discovery to the stunning revelations of New Horizons, Pluto continues to captivate us, despite the semantics around ...

Lowell Observatory is ranked #2 out of 18 things to do in Flagstaff. ... This observatory was founded in 1894 by the Harvard-graduated mathematician Percival Lowell.

Astronomer Percival Lowell founded his Arizona stargazing lab in 1894 to aid in his search for life on Mars. While that quest is still ongoing, the observatory made history as the place where ...