It must have cleared all other celestial bodies, except its own moons, from its orbit.

The dramatic Marley Foundation Astronomy Discover Center at Lowell Observatory in Flagstaff has a rooftop viewing deck and ...

After over a decade of planning, Lowell Observatory’s new state-of-the-art discovery center is opening its doors this ...

The Leonid meteor shower streaks across the night sky in November. Here's what to know, including when is the best time to ...

Please join student astronomers for views through the telescopes on Riverview field near the dome on Monday, December 2 from 6:30-9 p.m. Free event, all ages welcome. Park at 900 Broadway, Lowell, MA.

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 ...