Skip to main content

Search

Search

Main Menu

Plan Your Visit chevron_right
Tickets and Policies
About Us chevron_right
Inaccessible
Image Gallery chevron_right
Inaccessible
News
Contact Us chevron_right
Donate

Main navigation

Programs Maps and Directions
Tickets and Policies
About Us Our Mission History People Volunteering Support the SkyCenter
Image Gallery Galaxies Nebulae Solar Systems Star Cluster Desktop and Zoom Backgrounds
News
Contact Us Media Requests
Donate

Eridanus

NGC1535 (The Cleopatra's Eye Nebula)

Technical Details

Optics

Schulman 32-inch RCOS Telescope

Camera

Exposure

RGB = 30:30:30 (1.5 hours)

Object Types

Planetary Nebula

Constellation

Creator

NGC1357

Technical Details

Optics

Schulman 32-inch RCOS Telescope

Camera

Exposure

LRGB = 120:60:60:60 (5 hours)

Object Types

Constellation

Creator

Dates

Oct. 1, 2010

Subscribe to Eridanus

Footer - Main

Employment
Emergency Information
Nondiscrimination
Campus Safety
Information Security & Privacy
Copyright
Campus Accessibility
Contact Us
Feedback

Information For

Future Students
Current Students
Faculty & Staff
Alumni & Donors
Parents & Visitors
Corporations & Businesses

Topics

About the University
Academics
Arts & Museums
Athletics & Recreation
Colleges, Schools, Departments
Diversity
Environment & Sustainability
Health & Medical
International Engagement
Libraries
Outreach & Extension
Research & Innovation
Purpose, Mission & Values

Resources

A-Z Index
Calendars
Campus Map
News
Phonebook
Weather

Connect

Facebook
Twitter
Instagram
YouTube

We respectfully acknowledge the University of Arizona is on the land and territories of Indigenous peoples. Today, Arizona is home to 22 federally recognized tribes, with Tucson being home to the O’odham and the Yaqui. The university strives to build sustainable relationships with sovereign Native Nations and Indigenous communities through education offerings, partnerships, and community service.

University Information Security and Privacy

© 2025 The Arizona Board of Regents on behalf of The University of Arizona.