🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.49 AU - 0.51 AU

Year: 136 Days

Day: 29.6 Hours

Environment

Temp: 165 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,189,984 km

• M1: 72,555 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.83 AU - 0.85 AU

Year: 296 Days

Day: 13.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 63,189,984 km

• M1: 19,448 km (0.081 R)
• M2: 67,768 km (0.108 R)

Asteroid Belt

Center: 2.06 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.72 AU - 3.84 AU

Year: 2287 Days

Day: 18.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 43 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,189,984 km

• M1: 239,656 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.7 AU - 4.46 AU

Year: 2608 Days

Day: 18 Hours

Environment

Temp: -134 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.26 AU - 4.52 AU

Year: 2954 Days

Day: 28.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.5

Radius: 11.9

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.46 AU - 7.28 AU

Year: 5476 Days

Day: 9.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,189,984 km

• M1: 147,952 km (0.116 R)
• M2: 577,298 km (0.099 R)
• M3: 1,214,136 km (0.091 R)
• M4: 2,367,835 km (0.074 R)
• M5: 2,848,194 km (0.09 R)
• M6: 3,757,450 km (0.102 R)
• M7: 4,719,813 km (0.085 R)
• M8: 7,478,697 km (0.082 R)
• M9: 8,025,627 km (0.099 R)
• M10: 9,158,681 km (0.106 R)
• M11: 9,573,217 km (0.073 R)
• M12: 10,218,582 km (0.104 R)
• M13: 11,358,518 km (0.105 R)
• M14: 12,131,340 km (0.074 R)
• M15: 17,335,551 km (0.039 R)
• M16: 18,953,901 km (0.102 R)
• M17: 19,492,453 km (0.116 R)
• M18: 21,676,582 km (0.088 R)
• M19: 22,191,348 km (0.1 R)
• M20: 22,865,436 km (0.106 R)
• M21: 23,707,672 km (0.059 R)
• M22: 25,944,908 km (0.087 R)
• M23: 30,559,105 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.8

Radius: 14.7

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.85 AU - 8.23 AU

Year: 7971 Days

Day: 10.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,189,984 km

• M1: 182,958 km (0.073 R)
• M2: 1,062,594 km (0.064 R)
• M3: 1,827,787 km (0.053 R)
• M4: 2,522,968 km (0.111 R)
• M5: 3,390,636 km (0.088 R)
• M6: 4,104,367 km (0.1 R)
• M7: 5,497,722 km (0.089 R)
• M8: 6,243,766 km (0.085 R)
• M9: 7,625,153 km (0.064 R)
• M10: 10,088,581 km (0.098 R)
• M11: 11,433,765 km (0.093 R)
• M12: 13,242,104 km (0.12 R)
• M13: 14,162,430 km (0.097 R)
• M14: 16,650,093 km (0.103 R)
• M15: 18,525,153 km (0.04 R)
• M16: 19,873,030 km (0.096 R)
• M17: 20,739,650 km (0.051 R)
• M18: 23,125,587 km (0.088 R)
• M19: 24,234,406 km (0.114 R)
• M20: 26,878,549 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.5

Radius: 14

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 9.01 AU - 11.39 AU

Year: 12542 Days

Day: 5.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,189,984 km

• M1: 174,132 km (0.088 R)
• M2: 831,166 km (0.028 R)
• M3: 2,192,955 km (0.078 R)
• M4: 2,816,928 km (0.029 R)
• M5: 6,006,355 km (0.032 R)
• M6: 6,543,261 km (0.103 R)
• M7: 7,669,733 km (0.103 R)
• M8: 8,118,527 km (0.114 R)
• M9: 8,873,099 km (0.064 R)
• M10: 11,248,413 km (0.098 R)
• M11: 19,941,995 km (0.102 R)
• M12: 21,759,010 km (0.052 R)
• M13: 26,424,369 km (0.084 R)
• M14: 27,661,095 km (0.096 R)
• M15: 29,043,978 km (0.082 R)
• M16: 31,374,713 km (0.084 R)
• M17: 33,469,532 km (0.092 R)
• M18: 35,408,619 km (0.108 R)
• M19: 36,531,800 km (0.086 R)
• M20: 39,509,845 km (0.111 R)
• M21: 41,399,715 km (0.113 R)
• M22: 52,562,109 km (0.117 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.6

Radius: 11.1

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 10.46 AU - 12.04 AU

Year: 14528 Days

Day: 10.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,189,984 km

• M1: 165,754 km (0.115 R)
• M2: 650,003 km (0.078 R)
• M3: 1,053,917 km (0.112 R)
• M4: 1,507,348 km (0.072 R)
• M5: 1,998,328 km (0.085 R)
• M6: 2,529,850 km (0.113 R)
• M7: 2,935,110 km (0.116 R)
• M8: 3,597,829 km (0.107 R)
• M9: 4,143,113 km (0.091 R)
• M10: 5,883,684 km (0.107 R)
• M11: 6,315,424 km (0.065 R)
• M12: 8,258,401 km (0.111 R)
• M13: 8,700,313 km (0.091 R)
• M14: 9,578,303 km (0.062 R)
• M15: 10,571,184 km (0.035 R)
• M16: 12,503,988 km (0.111 R)
• M17: 13,689,252 km (0.069 R)
• M18: 14,239,473 km (0.118 R)
• M19: 14,590,879 km (0.089 R)
• M20: 15,311,043 km (0.115 R)
• M21: 16,512,314 km (0.066 R)
• M22: 17,373,848 km (0.08 R)
• M23: 17,856,301 km (0.101 R)
• M24: 22,800,511 km (0.045 R)
• M25: 23,574,081 km (0.117 R)
• M26: 31,461,779 km (0.118 R)
• M27: 37,509,123 km (0.065 R)
• M28: 37,910,943 km (0.075 R)
• M29: 38,587,125 km (0.118 R)
• M30: 40,102,851 km (0.115 R)
• M31: 51,676,789 km (0.091 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 17,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit