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Total Number of Rockets Throughout The Years

✓ Published0🌍 Public
MMillycc
Last edited Nov 22, 2020
Created on Nov 22, 2020

This bar chart shows the total number of rockets launched each year, using bar height to represent the absolute count of launches over time. The visualization aggregates the dataset from Kaggle's global space launches by grouping records by year and counting occurrences with `vl.groupby` and `vl.count` in vega-lite-api. The chart uses D3 v5 via `d3.csv` for data loading, while rendering is handled through vega-lite and vega with SVG output. Bars encode the count as quantitative values on the y-axis, with years on the x-axis, and tooltips provide exact counts for each year.

AI-generated description

An iteration of the original viz based on the idea that Total Number of Rockets might be better suited as a bar chart, as count is a "solid", "absolute" type of thing that could correspond with the area of the bars. Using points is better suited when the values are relative, for example temperature, where a "zero baseline" doesn't have meaning.

The data shown here comes from https://www.kaggle.com/davidroberts13/one-small-step-for-data

This chart meant to show the answer to "Total Number of Rockets Throughout The Years".

MIT Licensed

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