🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.65 AU - 0.87 AU

Year: 242 Days

Day: 27.5 Hours

Environment

Temp: 186 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,877,992 km

• M1: 23,337 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.02 AU - 1.48 AU

Year: 510 Days

Day: 17.8 Hours

Environment

Temp: -6 °C

Axial Tilt: 7.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.42 AU - 2.3 AU

Year: 927 Days

Day: 31.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.4 AU - 3.7 AU

Year: 1946 Days

Day: 31 Hours

Environment

Temp: -104 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,877,992 km

• M1: 106,214 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.82 AU - 3.82 AU

Year: 2727 Days

Day: 39.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.4

Radius: 11.6

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.69 AU - 6.01 AU

Year: 3901 Days

Day: 8.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,877,992 km

• M1: 144,212 km (0.049 R)
• M2: 520,601 km (0.106 R)
• M3: 1,414,149 km (0.112 R)
• M4: 2,067,891 km (0.104 R)
• M5: 2,554,384 km (0.105 R)
• M6: 3,407,839 km (0.111 R)
• M7: 4,091,352 km (0.055 R)
• M8: 5,098,445 km (0.075 R)
• M9: 5,505,800 km (0.116 R)
• M10: 8,352,199 km (0.07 R)
• M11: 9,676,589 km (0.116 R)
• M12: 10,912,865 km (0.052 R)
• M13: 11,871,937 km (0.075 R)
• M14: 12,836,694 km (0.116 R)
• M15: 13,593,959 km (0.097 R)
• M16: 14,380,843 km (0.048 R)
• M17: 21,246,189 km (0.048 R)
• M18: 23,698,098 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.9

Radius: 13.8

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.89 AU - 5.17 AU

Year: 4120 Days

Day: 6.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,877,992 km

• M1: 178,321 km (0.062 R)
• M2: 689,945 km (0.108 R)
• M3: 1,270,834 km (0.06 R)
• M4: 1,875,060 km (0.106 R)
• M5: 3,458,852 km (0.109 R)
• M6: 5,268,538 km (0.098 R)
• M7: 6,461,880 km (0.109 R)
• M8: 8,696,124 km (0.08 R)
• M9: 9,170,948 km (0.039 R)
• M10: 11,606,700 km (0.085 R)
• M11: 14,777,726 km (0.095 R)
• M12: 15,752,207 km (0.062 R)
• M13: 16,977,713 km (0.101 R)
• M14: 18,431,355 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.8

Radius: 8

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.45 AU - 6.75 AU

Year: 4840 Days

Day: 5.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 27,877,992 km

• M1: 99,483 km (0.087 R)
• M2: 371,152 km (0.105 R)
• M3: 869,612 km (0.098 R)
• M4: 1,208,751 km (0.093 R)
• M5: 1,578,108 km (0.086 R)
• M6: 2,258,778 km (0.055 R)
• M7: 3,440,302 km (0.109 R)
• M8: 4,299,892 km (0.114 R)
• M9: 4,624,070 km (0.084 R)
• M10: 5,560,104 km (0.114 R)
• M11: 7,145,243 km (0.117 R)
• M12: 7,567,857 km (0.071 R)
• M13: 7,904,303 km (0.092 R)
• M14: 9,465,805 km (0.117 R)
• M15: 10,298,766 km (0.096 R)
• M16: 10,587,041 km (0.119 R)
• M17: 11,484,329 km (0.109 R)
• M18: 12,109,948 km (0.079 R)
• M19: 12,664,208 km (0.087 R)
• M20: 13,429,401 km (0.117 R)
• M21: 15,263,321 km (0.042 R)
• M22: 17,431,742 km (0.074 R)
• M23: 19,483,028 km (0.118 R)
• M24: 21,488,986 km (0.106 R)
• M25: 22,369,669 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292

Radius: 12.6

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.94 AU - 8.1 AU

Year: 6794 Days

Day: 9.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,877,992 km

• M1: 156,629 km (0.099 R)
• M2: 554,410 km (0.08 R)
• M3: 1,065,137 km (0.094 R)
• M4: 2,599,562 km (0.088 R)
• M5: 3,338,875 km (0.034 R)
• M6: 6,325,896 km (0.086 R)
• M7: 8,199,160 km (0.036 R)
• M8: 12,714,024 km (0.116 R)
• M9: 13,160,723 km (0.025 R)
• M10: 14,190,854 km (0.083 R)
• M11: 14,998,383 km (0.107 R)
• M12: 15,666,039 km (0.089 R)
• M13: 19,306,802 km (0.038 R)
• M14: 23,402,642 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 15,901 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit