```r
set.seed(1234)
desc_word_pairs %>%
  filter(n >= 5000) %>%
  graph_from_data_frame() %>%
  ggraph(layout = "fr") +
  geom_edge_link(aes(edge_alpha = n, edge_width = n), edge_colour = "darkred") +
  geom_node_point(size = 5) +
  geom_node_text(aes(label = name), repel = TRUE,
                 point.padding = unit(0.2, "lines")) +
  theme_void()
```

<div class="figure">
<img src="08-nasa-metadata_files/figure-epub3/plotdesc-1.png" alt="Word network in NASA dataset descriptions"  />
<p class="caption">(\#fig:plotdesc)Word network in NASA dataset descriptions</p>
</div>