sphere1.vl

{
    "height": 300,
    "mark": {
        "fill": "rgb(149,181,146)",
        "type": "geoshape"
    },
    "data": {
        "url": "https://gicentre.github.io/data/geoTutorials/world-110m.json",
        "format": {
            "feature": "countries1",
            "type": "topojson"
        }
    },
    "width": 300,
    "$schema": "https://vega.github.io/schema/vega-lite/v3.json",
    "projection": {
        "type": "orthographic"
    }
}