PLANETARY SYSTEM
XO-4
1 confirmed planet in our catalogue, 889.3 light-years from Earth.
Ordered by orbital period where known. Diagram is illustrative; distances and planet sizes are not to scale.
| World / host star | Type | Distance | Year length | Discovery |
|---|---|---|---|---|
| XO-4 b ↗XO-4 | Gas giant | 889.3 ly | 4.125 days | 2010Transit |
System discovery history
2010 · XO-4 b · Transit