🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.65 AU - 0.89 AU

Year: 259 Days

Day: 28.7 Hours

Environment

Temp: 94 °C

Axial Tilt: 45.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,314,781 km

• M1: 18,700 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.29 AU - 3.51 AU

Year: 1891 Days

Day: 13.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,314,781 km

• M1: 73,303 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.3

Radius: 9.9

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.85 AU - 5.15 AU

Year: 4281 Days

Day: 12.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,314,781 km

• M1: 123,119 km (0.078 R)
• M2: 437,424 km (0.118 R)
• M3: 855,401 km (0.074 R)
• M4: 1,183,918 km (0.085 R)
• M5: 1,598,304 km (0.12 R)
• M6: 2,035,728 km (0.113 R)
• M7: 2,354,670 km (0.088 R)
• M8: 3,114,777 km (0.106 R)
• M9: 3,436,413 km (0.118 R)
• M10: 4,690,940 km (0.078 R)
• M11: 5,711,946 km (0.034 R)
• M12: 9,494,827 km (0.115 R)
• M13: 10,132,563 km (0.056 R)
• M14: 11,305,560 km (0.111 R)
• M15: 11,731,914 km (0.105 R)
• M16: 12,616,935 km (0.106 R)
• M17: 13,179,423 km (0.093 R)
• M18: 15,831,344 km (0.077 R)
• M19: 16,606,560 km (0.068 R)
• M20: 17,785,092 km (0.081 R)
• M21: 19,962,938 km (0.116 R)
• M22: 20,307,761 km (0.097 R)
• M23: 21,223,001 km (0.098 R)
• M24: 22,461,073 km (0.077 R)
• M25: 23,669,525 km (0.071 R)
• M26: 24,762,188 km (0.039 R)
• M27: 25,969,742 km (0.111 R)
• M28: 27,470,208 km (0.099 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 432.6

Radius: 3.4

Gravity: 37.42 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 18.3 AU - 19.08 AU

Year: 30937 Days

Day: 15.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,314,781 km

• M1: 42,486 km (0.077 R)
• M2: 189,391 km (0.106 R)
• M3: 839,094 km (0.119 R)
• M4: 1,233,734 km (0.053 R)
• M5: 1,373,458 km (0.115 R)
• M6: 3,150,232 km (0.088 R)
• M7: 3,264,974 km (0.111 R)
• M8: 3,913,779 km (0.109 R)
• M9: 4,216,715 km (0.038 R)
• M10: 6,190,210 km (0.08 R)
• M11: 6,601,006 km (0.067 R)
• M12: 7,275,543 km (0.081 R)
• M13: 8,371,946 km (0.072 R)
• M14: 9,395,494 km (0.069 R)
• M15: 9,876,003 km (0.116 R)
• M16: 10,691,610 km (0.04 R)
• M17: 12,242,791 km (0.085 R)
• M18: 13,784,546 km (0.05 R)
• M19: 19,177,250 km (0.113 R)
• M20: 24,231,414 km (0.055 R)
• M21: 27,002,116 km (0.039 R)
• M22: 28,463,538 km (0.062 R)
• M23: 29,087,660 km (0.104 R)
• M24: 31,146,277 km (0.089 R)
• M25: 31,675,704 km (0.114 R)
• M26: 34,413,045 km (0.095 R)
• M27: 34,978,825 km (0.109 R)
• M28: 35,694,650 km (0.111 R)
• M29: 37,452,575 km (0.119 R)
• M30: 37,900,920 km (0.08 R)
• M31: 38,504,248 km (0.104 R)
• M32: 39,421,133 km (0.112 R)
• M33: 42,420,720 km (0.103 R)
• M34: 45,230,318 km (0.117 R)
• M35: 45,399,363 km (0.107 R)
• M36: 45,909,043 km (0.08 R)
• M37: 62,399,965 km (0.108 R)
• M38: 63,029,772 km (0.052 R)
• M39: 68,890,567 km (0.106 R)
• M40: 84,722,660 km (0.101 R)
• M41: 85,753,239 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 15,075 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit