[…] (Reuter et al., 2008) displays a latitude-dependent distribution of colors ranging from dark red to yellow (Olkin et al., 2017). Laboratory experiments suggest that Pluto’s coloration may be due to […]

Image & Video Library

Share your love for Lowell by using one of our video conference backgrounds in your next Zoom, Skype, RingCentral, Google Meet, Microsoft Teams, or GoToMeeting.

Lunar Legacy

Online Exhibit

History of Pluto

[…] Slipher sent a telegram to the Harvard College Observatory. From this, officials created Harvard College Observatory Announcement Card 108, which officially announced the new planet’s discovery when circulated the following day.

NAAOP History

[…] New Mexico, and Allen Doering, a 5th and 6th grade teacher at the Hopi Polacca Day School in Polacca, Arizona. Both teachers have some experience in astronomy: Mr. Doering has […]

Pluto Discovery Telescope

[…] at Lowell Observatory, chiefly by Earl Slipher and Carl Lampland. But the technology of the day severely limited what they could learn. Pluto was never more than a speck on […]

Cookie Notice

[…] to track and target the interests of our users to enhance the experience on our Online Properties. Third parties serve cookies through our Websites for advertising, analytics and other purposes. […]

Local Attractions & Dining

These suites are located next to Northern Arizona University and within a mile of historic downtown Flagstaff. Amenities include a seasonal outdoor pool, whirlpool, and fitness center. Enjoy daily free […]

Pi Day

Next week brings one of the more festive holidays of the year, honoring the principle patron saint of Ireland. This is, of course, St. Patrick’s Day and is held on […]

AstroAlert: The Sun like you’ve never seen it before

[…] more to come not only from DKIST. A new spacecraft called Solar Orbiter will launch next month to give scientists their first close-up look at the Sun’s north and south […]

Celebrating National Astronomy Day | May 15, 2021

This year, National Astronomy Day falls on May 15, 2021. Read on to learn about how this bi-annual celebration began, and how you can celebrate it from wherever you are […]

Director’s Opportunity Network

Day 1 | Arrival to the Canary Islands Day 2 | La Palma: 10.4m Gran Telescopio Canarias/Wine Tasting/Nature Center La Rosa Day 3 | Tenerife: Teide Observatory Day 4 | […]