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Why is Pluto not considered a planet?
It must have cleared all other celestial bodies, except its own moons, from its orbit.
Arizona has a huge new observatory. Here's everything you can see and do
The dramatic Marley Foundation Astronomy Discover Center at Lowell Observatory in Flagstaff has a rooftop viewing deck and ...
Lowell Observatory’s new Discovery Center opens this weekend!
After over a decade of planning, Lowell Observatory’s new state-of-the-art discovery center is opening its doors this ...
Arizona Daily Sun1h
Flagstaff Event Almanac for November 16
Lowell Observatory, 1400 W. Mars Hill Road, Flagstaff. (520) 401-7173. 10 a.m.-10 p.m., $35. The grand opening of the Marley ...
AZ Central6d
Arizona has a huge new observatory. Here's everything you can see and do
Since its founding in 1894, Lowell Observatory in Flagstaff has been a beacon of astronomical discovery, its scientists famously identifying Pluto and revealing the expanding universe. Now ...
An inside look at Lowell Observatory's Discovery Center in Flagstaff
It's a new science center in Northern Arizona that's "out of this world" and stands three stories tall, boasts 400,000 square feet and cost over $53 million.