(Redirected from Opposition (astronomy))
In particular, two planets are in opposition to each other when their ecliptic longitudes differ by 180°. When talking about a single object being in opposition, it is assumed to be opposite from the sun.
The symbol of opposition is ☍.
- it is visible almost all night, rising around sunset, culminating around midnight and setting around sunrise
- its orbit brings it closest to the Earth, making it appear bigger and brighter
- light reflects more brightly from bodies with rough surfaces, at that angle
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