ExoAtlas Terms of Service

Last Updated: April 28, 2026

1. Acceptance of Terms

By accessing or using ExoAtlas.com (“the Site”), you agree to be bound by these Terms of Service (“Terms”). If you do not agree to these Terms, you must not access or use this website or any associated services.

2. Accounts and Registration

Certain features of ExoAtlas require you to create an account. You may register using an email address and password, phone number (OTP), or a third-party authentication provider such as Google OAuth. By creating an account, you agree to:

• Provide accurate, current, and complete information during registration;
• Maintain and promptly update your account information;
• Keep your login credentials confidential and not share them with others;
• Accept responsibility for all activity that occurs under your account;
• Notify ExoAtlas immediately of any unauthorized use of your account.

ExoAtlas LLC reserves the right to suspend or terminate any account at its sole discretion, including for suspected fraud, abuse, or violation of these Terms. You may delete your account at any time through your account settings or by contacting us.

3. Subscription Plans and Billing

ExoAtlas offers both free and paid subscription tiers:

• Free Plan — Access to core tools, applications, and data catalog with standard rate limits and ad-supported experience.
• Pro Plan — Enhanced access including increased API rate limits, ad-free experience, priority data updates, and additional features as described on our Pricing page.

Paid subscriptions are billed through Stripe, our third-party payment processor. By subscribing to a paid plan, you agree to the following:

• Billing Cycle: Subscriptions are available on a monthly or annual basis. Your subscription will automatically renew at the end of each billing cycle unless canceled before the renewal date.
• Payment: You authorize Stripe to charge your selected payment method for the applicable subscription fees. All prices are listed in U.S. dollars (USD) and are inclusive of any applicable taxes unless otherwise stated.
• Price Changes: ExoAtlas LLC reserves the right to modify subscription pricing. You will be notified of any price changes at least 30 days before they take effect. Continued use of the paid plan after a price change constitutes acceptance of the new pricing.
• Cancellation: You may cancel your subscription at any time through your Billing page or Stripe's customer portal. Upon cancellation, you will retain access to Pro features until the end of your current billing period. No partial refunds are issued for unused time within a billing cycle.
• Failed Payments: If a payment fails, we may retry the charge or suspend your access to Pro features until the payment issue is resolved.

4. Refund Policy

All subscription payments are non-refundable except in the following circumstances:

• You were charged in error due to a system or billing malfunction;
• You cancel within 48 hours of your initial subscription purchase and have not made substantial use of Pro features.

Refund requests should be submitted to contact@exoatlas.com. ExoAtlas LLC will review each request on a case-by-case basis and reserves the right to approve or deny refund requests at its sole discretion.

5. Use of the Site

ExoAtlas is a platform providing interactive tools for celestial data visualization, astronomical calculations, space launch tracking, and orbital mechanics analysis. The Site includes both free and paid tiers of service, with tools and applications powered by data from NASA JPL, IAU Minor Planet Center, and other public sources. You agree not to use the Site or its content:

• For any mission-critical, life-safety, or navigation purposes;
• To upload or distribute malicious code, or conduct automated attacks;
• To violate any local, national, or international law;
• To interfere with the functionality or accessibility of the site, webhost, CDN, or domain name service (DNS);
• To scrape, redistribute, or republish site content or API data without authorization;
• To circumvent rate limits, access controls, or security measures.

ExoAtlas LLC reserves the right to restrict access to users found to be in violation of these terms.

6. API Access and Rate Limits

ExoAtlas provides API access to its data catalog and services. API usage is subject to rate limits based on your subscription tier:

• Free Plan: 10 API requests per day
• Pro Plan: 1,000 API requests per day

Rate limits are enforced on a per-account, per-day basis and reset at midnight UTC. You agree to:

• Not circumvent, bypass, or attempt to exceed rate limits through any means, including the use of multiple accounts;
• Not redistribute, resell, or sublicense API data or access to third parties without written authorization;
• Use API data only for lawful purposes consistent with these Terms;
• Include appropriate attribution when displaying ExoAtlas data publicly.

ExoAtlas LLC reserves the right to modify rate limits, throttle excessive usage, or revoke API access for accounts found to be in violation of these Terms. For custom API access or enterprise licensing, please contact us.

7. Disclaimer of Warranties

ExoAtlas and all associated tools and content are provided “as is” and “as available” without any warranties, express or implied. We make no guarantees regarding the accuracy, completeness, or timeliness of any information provided.

8. Limitation of Liability

Use of the Site is at your own risk. No oral or written advice or information obtained through the Site shall create any warranty not expressly stated herein. By accessing this site, or using ExoAtlas LLC tools and applications, you are agreeing that to the fullest extent permitted by law, ExoAtlas LLC shall not be liable for any loss, injury, damages, or costs arising from the use of the Site, including but not limited to:

• Use or misuse of orbital element data;
• Reliance on celestial calculations;
• Technical issues, downtime, or data loss.

9. Data Sources and Intellectual Property

The orbital element data, ephemerides, and astronomy datasets used on ExoAtlas.com are aggregated from public domain sources including NASA JPL Horizons, IAU Minor Planet Center, and The Launch Library 2 API. Data is served via our CDN infrastructure (data.exoatlas.com) for improved performance and reliability.

While we strive to maintain accurate and up-to-date data through automated pipelines, information may not always be current and should not be relied upon for navigation, mission planning, spaceflight operations, or any real-world application requiring precision.

Attribution is provided where possible, and ExoAtlas LLC does not claim ownership over NASA, JPL, CNSA, ESA, ISRO, or other public domain assets. All trademarks and logos belong to their respective owners.

10. Acceptable Use of Tools and Applications

ExoAtlas provides several interactive tools and applications, including:

• ExoAtlas Explorer — Real-time 3D solar system visualization
• Orbit Visualizer — Satellite orbit visualization and trajectory planning
• Launch Calendar — Space launch tracking and mission information
• Tonight's Sky — Personalized stargazing planner with optional saved observing location, Bortle class, and weather overlay
• Epoch Calculator — Time format conversion for astronomy
• TLE Parser — Two-Line Element set analysis and conversion
• Coordinate Converter — Astronomical coordinate system conversion
• Data Catalog — Searchable orbital elements database

The Tonight's Sky planner is provided for amateur astronomy and educational use only. Saved location data is opt-in and may be removed at any time via your profile. Tonight's Sky outputs (rise/set times, altitudes, weather suitability scores) must not be used for navigation, mission planning, search-and-rescue, aviation, or any other safety-critical purpose.

Users may interact with and share tool outputs (e.g., orbit visualizations, time conversions, screenshots) for educational, academic, or personal purposes. Any automated use of the tools, including but not limited to bots, scrapers, or high-frequency API requests, is prohibited without prior written authorization.

You may not:

• Reverse engineer, decompile, or extract proprietary code from applications;
• Embed tools, iframes, or scrape data for inclusion in paid or monetized services without permission;
• Exceed reasonable rate limits on API endpoints (data.exoatlas.com);
• Imply official endorsement by NASA, SpaceX, ULA, ExoAtlas LLC, or any space agency, organization, or commercial entity;
• Use tool outputs for safety-critical, navigation, or operational spaceflight purposes.

11. Intellectual Property and Licensing

All original code, design, user interface, WebGL shaders, custom visualizations, and proprietary functionality of ExoAtlas.com and its applications are the intellectual property of ExoAtlas LLC unless otherwise noted. This includes but is not limited to:

• ExoAtlas Explorer (Live Solar System application)
• Orbit Visualizer application and rendering engine
• Website design, CSS frameworks, and interactive components
• Custom data pipelines and API infrastructure
• Orbital mechanics algorithms and calculation libraries

You may not copy, modify, reverse engineer, redistribute, or create derivative works from site content, applications, or code without prior written consent from ExoAtlas LLC. Educational use of screenshots, tool outputs, and data visualizations is permitted with attribution.

12. Third-Party Services and Advertising

ExoAtlas uses third-party services to enhance site functionality and support operations:

• Supabase — For user authentication, account management, and database services
• Stripe — For secure payment processing and subscription billing
• Google Analytics — For anonymous usage analytics and site improvement
• Google AdSense — For advertising that supports free access to tools (Free plan only; Pro users enjoy an ad-free experience)
• Cloudflare — For CDN, DDoS protection, serverless compute, and infrastructure
• Cookiebot — For consent management and privacy compliance
• Open-Meteo — For weather forecasts and place-name geocoding used by the Tonight's Sky planner

By using ExoAtlas, you acknowledge and agree to be bound by the terms and privacy policies of these third-party services. We are not responsible for the practices or content of external services.

13. Minimum Age Requirement

ExoAtlas is not intended for use by individuals under the age of 13. By accessing or using the Site, you represent that you are at least 13 years of age. If you are under 18, you represent that you have your parent or guardian's consent to use the Site. For more information, please refer to our Privacy Policy.

14. Termination and Suspension

ExoAtlas LLC reserves the right, at its sole discretion, to suspend or terminate your access to the Site, your account, tools, or API endpoints at any time, with or without notice, for conduct that we believe violates these Terms, is harmful to other users, or is otherwise objectionable.

Upon termination:

• Your right to use the Site and any paid features will immediately cease;
• Any active paid subscription will be canceled, and no refund will be issued for the remaining billing period;
• Your account data may be retained for a reasonable period as required by law or for legitimate business purposes, after which it will be deleted;
• All provisions of these Terms that by their nature should survive termination shall survive, including but not limited to intellectual property provisions, disclaimers, indemnification, and limitations of liability.

15. Indemnification

You agree to indemnify, defend, and hold harmless ExoAtlas LLC, its officers, directors, employees, agents, and affiliates from and against any and all claims, liabilities, damages, losses, costs, and expenses (including reasonable attorneys' fees) arising out of or related to your use of the Site, your violation of these Terms, or your infringement of any intellectual property or other right of any person or entity.

16. Changes to Terms

We reserve the right to modify these Terms at any time. Changes will be posted to this page with a new "Last Updated" date. Material changes will be communicated via site announcements or email (for registered users). Continued use of the Site after updates constitutes acceptance of the new Terms.

17. Severability

If any provision of these Terms is held to be invalid, illegal, or unenforceable by a court of competent jurisdiction, the remaining provisions shall continue in full force and effect. The invalid or unenforceable provision shall be modified to the minimum extent necessary to make it valid and enforceable.

18. Governing Law

These Terms are governed by the laws of the State of Florida and the United States.

19. Contact Us

For questions, concerns, or licensing inquiries, please contact us.