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An aurora (pl. aurorae or auroras) is a natural light display in Earth's upper atmosphere caused by charged particles from the Sun colliding with atoms in the atmosphere. These collisions excite oxygen and nitrogen, which then emit light of different colours such as green, red, and purple. When observed in high-latitude regions they are called polar…
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Explore the main themes, entities and connections around Aurora. Start with the topic map, then use the sections below for research and deeper semantic analysis.
Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.
High-confidence facts extracted from structured source data. Use them as anchors for further research.
Browse the full topic structure. Each item opens a new analysis centered on that subject.
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See the strongest relationship patterns around the current topic before diving into the raw triples.
Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
auroras field atmosphere auroral magnetic solar wind electrons magnetosphere also particles earth geomagnetic lines observed earth's red light plasma oxygen
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Aurora | is a | uncountable noun | 0.90 | text |
| Aurora | is a | glow from a radium mine | 0.90 | text |
| green | instance of | which then emit light of different colours | 0.80 | text |
| red | instance of | which then emit light of different colours | 0.80 | text |
| and purple | instance of | which then emit light of different colours | 0.80 | text |
| Alaska | instance of | The aurora borealis is visible from areas around the Arctic | 0.80 | text |
| Canada | instance of | The aurora borealis is visible from areas around the Arctic | 0.80 | text |
| Iceland | instance of | The aurora borealis is visible from areas around the Arctic | 0.80 | text |
| Greenland | instance of | The aurora borealis is visible from areas around the Arctic | 0.80 | text |
| the Faroe Islands | instance of | The aurora borealis is visible from areas around the Arctic | 0.80 | text |
| Scandinavia | instance of | The aurora borealis is visible from areas around the Arctic | 0.80 | text |
| Finland | instance of | The aurora borealis is visible from areas around the Arctic | 0.80 | text |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.