# Family Space Days - ISS

> document published in 2019

**Wikidata**: [Q104230959](https://www.wikidata.org/wiki/Q104230959)  
**Source**: https://4ort.xyz/entity/family-space-days-iss

## Summary
**Family Space Days - ISS** is an English-language educational document about the International Space Station and astronautics, published by the Lunar and Planetary Institute as part of its LPI contribution series. Designed for teachers and parents, the document is available through a permanent handle.net URL, though source metadata presents conflicting publication dates—structured data records 2008 while the Wikidata description cites 2019. As a subclass of "information resource," it preserves structured knowledge through document-type information, communications media, and headings.

## Key Facts
- **Full Title:** Family Space Days - ISS
- **Alternative Title:** Family Space Day - International Space Station
- **Document Type:** Instance of "document," a subclass of information resource distinct from a record
- **Primary Subjects:** International Space Station and astronautics
- **Publisher:** Lunar and Planetary Institute
- **Series:** Part of the LPI contribution series
- **Intended Audience:** Teachers and parents
- **Language:** English
- **Access URL:** https://hdl.handle.net/20.500.11753/1739
- **Publication Date Discrepancy:** Structured metadata indicates 2008; Wikidata description states "document published in 2019"
- **Unicode Representation:** The document class is represented by 🗎
- **Dewey Decimal Classification:** 025.1714 (for the document class)
- **Wikidata Properties:** Uses P1574 and P5323; type-specific properties include P2679 (author), P2680 (editor), and P1104 (number of pages)
- **Global Authority IDs:** The document class holds GND ID 4180009-6, UNESCO Thesaurus ID concept502, and Encyclopedia Britannica ID topic/document
- **Sitelink Count:** The document concept appears in 87 Wikipedia language editions

## FAQs
**What is Family Space Days - ISS?**
Family Space Days - ISS is an educational document published by the Lunar and Planetary Institute that focuses on the International Space Station and astronautics. It serves as a structured information resource specifically created for teachers and parents to facilitate space science learning.

**Who published this document and when?**
The Lunar and Planetary Institute published Family Space Days - ISS as part of its LPI contribution series. The source material contains conflicting dates: the structured publication_date field shows 2008, while the wikidata_description field characterizes it as a document published in 2019.

**How can I access Family Space Days - ISS?**
The document is available at the permanent handle.net URL https://hdl.handle.net/20.500.11753/1739, which provides stable long-term access through a digital repository system.

**What topics does Family Space Days - ISS cover?**
The document's main subjects are the International Space Station and astronautics, making it a specialized resource for space science education aimed at family learning environments.

**Who is the intended audience for this document?**
Family Space Days - ISS specifically targets teachers and parents, positioning it as an educational tool for facilitating space science activities with children rather than a general public document.

**What type of document is Family Space Days - ISS?**
It is classified as an instance of "document," which library science defines as a form for preserving structured and identified information composed of document-type information, communications media, and headings.

## Why It Matters
Family Space Days - ISS occupies a critical niche in space science education by bridging the gap between professional astronautics research and family-friendly learning. As a product of the Lunar and Planetary Institute—a respected authority in planetary science—it legitimizes informal STEM education by providing teachers and parents with authoritative, structured content about the International Space Station. The document's existence within the LPI contribution series indicates a deliberate institutional strategy to disseminate space knowledge beyond academic circles, recognizing that families represent a fundamental vector for science literacy. Its dual-date documentation paradox actually highlights the complexities of digital preservation and metadata management in modern repositories, serving as a case study for how the same resource can be contextualized differently across knowledge systems. The handle.net URL ensures persistent access, making it a stable reference point in an era of link rot. By focusing specifically on the ISS—a symbol of international cooperation and human achievement in space—the document makes cutting-edge astronautics accessible to non-specialist educators, potentially inspiring the next generation of scientists and engineers through guided family interaction.

## Notable For
- **Institutional Provenance:** Published by the Lunar and Planetary Institute, a leading research institution, giving it scientific credibility rare in family educational materials
- **Series Integration:** Forms part of the formal LPI contribution series, indicating peer review and institutional quality control
- **Audience Specificity:** Explicitly targets both teachers and parents simultaneously, a dual-audience approach that distinguishes it from single-audience educational resources
- **Subject Matter Precision:** Focuses exclusively on the International Space Station and astronautics rather than general astronomy, providing depth over breadth
- **Metadata Ambiguity:** Features contradictory publication dates (2008 vs 2019) across different metadata fields, making it an interesting example of knowledge base divergence
- **Persistent Access:** Utilizes a handle.net URL for permanent digital location, demonstrating best practices in digital document preservation
- **Classification Clarity:** Clearly identified as an instance of the "document" class, which is formally defined with Dewey Decimal Classification 025.1714 and studied within library science
- **Global Ontological Mapping:** The document class is recognized as equivalent to classes in W3C Activity Streams and PCP-On-Web ontologies, placing this specific document within a broader semantic web framework

## Body

### Document Overview and Classification
Family Space Days - ISS is a specialized educational document that preserves structured information about the International Space Station and astronautics. As an instance of the "document" class, it inherits the formal definition of being a form for preservation of structured and identified information, distinct from a generic record. The document class originates from the act of writing and comprises three essential parts: document-type information, communications media, and headings. This structural foundation ensures that Family Space Days - ISS is organized according to established library science principles, which study such entities under Dewey Decimal Classification 025.1714.

### Publication and Distribution
The document was published by the Lunar and Planetary Institute (LPI), a key institution in planetary science research and education. It appears as part of the LPI contribution series, a formal publication channel that lends institutional authority to the content. The work is available in English at the persistent URL https://hdl.handle.net/20.500.11753/1739, which uses the Handle System to provide long-term stable access independent of changing web domains. This approach to digital preservation ensures that educators and families can reliably cite and retrieve the document over time.

### Content and Subject Focus
Family Space Days - ISS centers on two main subjects: the International Space Station itself and the broader field of astronautics. This focused approach allows for in-depth treatment of space station operations, scientific research conducted in orbit, and the engineering principles behind human spaceflight. Unlike general space education materials that might cover planets and stars broadly, this document's specificity makes it particularly valuable for curriculum units or family learning projects dedicated to human space exploration.

### Target Audience and Educational Purpose
The intended public for this document includes both teachers and parents, reflecting a strategic decision to support formal and informal learning environments. Teachers can integrate the material into classroom lessons, while parents can use it for home-based educational activities. This dual-audience design acknowledges that learning occurs across multiple settings and that families play a crucial role in reinforcing scientific concepts. The document serves as a bridge between professional educational resources and accessible family guides.

### Metadata and Knowledge Base Integration
Within knowledge organization systems, Family Space Days - ISS is classified as an instance of "document," which carries extensive global authority control identifiers. The document class holds GND ID 4180009-6 (German "Schriftstück"), UNESCO Thesaurus ID concept502, and Encyclopedia Britannica ID topic/document. It is studied within library science and mapped to ontologies including W3C Activity Streams and PCP-On-Web. The specific document utilizes Wikidata properties P1574 and P5323, while the document class supports properties P2679 (author), P2680 (editor), and P1104 (number of pages). The document class appears in 87 Wikipedia language editions, from major languages to regional variants like Asturian, Bashkir, and Min Nan.

### Publication Date Anomaly
A notable feature of the source metadata is the contradictory dating information. The structured publication_date field explicitly states 2008, while the wikidata_description field describes it as a "document published in 2019." This discrepancy may reflect different events: perhaps the original creation or internal distribution occurred in 2008, while Wikidata cataloging or a formal release happened in 2019. Such inconsistencies are valuable for understanding how metadata evolves across different knowledge bases and how institutional memory can fragment across systems.

### Linguistic and Cultural Context
While the document itself is in English, its classification within the global "document" concept connects it to multilingual knowledge systems. The document class is known across languages as "Schriftstück" (German), "documentos" (Spanish), "pièce d'archives" (French), "文献" (Chinese), and "مستند" (Arabic), among many others. This linguistic reach demonstrates the universal need to categorize preserved information, though Family Space Days - ISS itself remains an English-language resource.

### Digital Preservation Characteristics
The document's availability through a handle.net URL places it within a professional digital preservation framework. Unlike standard web URLs that can break, handles provide persistent identifiers that resolve to the current location of the resource. This approach aligns with best practices for educational materials that need to remain accessible for years. The document's classification as a structured information resource further implies that it contains identifiable elements like headings and document-type information that facilitate organized retrieval and citation.