Unverified50% confidenceFactExact time
The masses of all four planets in HR 8799 are between 5 and 13 Jupiter masses, their orbital radii extend from approximately 15 AU to over 70 AU, and their orbital periods range from about 40 years to several hundred years.
1
Sources
50%
Confidence
Long-term
Relevance
10/3/2026
First Seen
Sources
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