After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the ...

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

THERE IS LIFE ON THE PLANET MARS; Prof. Percival Lowell recognized as the greatest authority on the subject, declares there can be no doubt that living beings inhabit our neighbor world.

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 ...

This observatory was founded in 1894 by the Harvard-graduated mathematician Percival Lowell. Throughout the years, the observatory has been credited with making a handful of important findings.

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 ...

The astronomers at Lowell Observatory in Arizona are showing Pluto some love on the 95th anniversary of its discovery, regardless of whether we call it a planet or not.

Lowell Observatory began exploring the stars, almost 20 years before Arizona became a state. Now it's being crowned one of the best in the entire United States.

The planet's existence had first been suspected more than 30 years before by American astronomer Percival Lowell, whose study of the movements of the the orbits of planets, meteor showers and ...