🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.89 AU - 1.03 AU

Year: 329 Days

Day: 24.2 Hours

Environment

Temp: 91 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,654,271 km

• M1: 223,948 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.17 AU - 1.31 AU

Year: 483 Days

Day: 25.6 Hours

Environment

Temp: 26 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 81,654,271 km

• M1: 86,318 km (0.118 R)
• M2: 188,793 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.25 AU - 1.47 AU

Year: 555 Days

Day: 12.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 12.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,654,271 km

• M1: 1,082,041 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.41 AU - 1.97 AU

Year: 769 Days

Day: 29.4 Hours

Environment

Temp: -24 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.47 AU - 3.81 AU

Year: 2430 Days

Day: 21 Hours

Environment

Temp: -101 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.2 AU - 5.26 AU

Year: 3599 Days

Day: 35.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,654,271 km

• M1: 218,562 km (0.091 R)
• M2: 1,669,363 km (0.063 R)

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.8

Radius: 12.9

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.19 AU - 7.09 AU

Year: 5986 Days

Day: 5.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,654,271 km

• M1: 168,597 km (0.089 R)
• M2: 893,847 km (0.026 R)
• M3: 1,386,922 km (0.103 R)
• M4: 1,981,274 km (0.088 R)
• M5: 2,424,533 km (0.082 R)
• M6: 3,313,593 km (0.083 R)
• M7: 3,797,841 km (0.093 R)
• M8: 5,085,729 km (0.103 R)
• M9: 5,830,278 km (0.119 R)
• M10: 7,981,645 km (0.075 R)
• M11: 13,571,220 km (0.094 R)
• M12: 14,052,775 km (0.105 R)
• M13: 15,330,191 km (0.039 R)
• M14: 15,948,928 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.7

Radius: 12.8

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 11.27 AU - 13.05 AU

Year: 14835 Days

Day: 13.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,654,271 km

• M1: 159,920 km (0.085 R)
• M2: 1,084,285 km (0.114 R)
• M3: 1,688,960 km (0.108 R)
• M4: 2,090,181 km (0.05 R)
• M5: 2,920,450 km (0.063 R)
• M6: 3,700,303 km (0.032 R)
• M7: 4,357,038 km (0.083 R)
• M8: 5,599,000 km (0.12 R)
• M9: 6,676,104 km (0.035 R)
• M10: 10,681,587 km (0.098 R)
• M11: 14,433,951 km (0.108 R)
• M12: 17,241,005 km (0.084 R)
• M13: 23,612,977 km (0.081 R)
• M14: 26,399,985 km (0.03 R)
• M15: 27,156,801 km (0.115 R)
• M16: 27,817,126 km (0.086 R)
• M17: 29,399,273 km (0.055 R)
• M18: 30,095,501 km (0.114 R)
• M19: 31,280,167 km (0.107 R)
• M20: 36,066,700 km (0.071 R)
• M21: 37,946,697 km (0.105 R)
• M22: 39,609,477 km (0.052 R)
• M23: 48,981,634 km (0.083 R)
• M24: 52,633,617 km (0.071 R)
• M25: 65,259,528 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.3

Radius: 7.6

Gravity: 14.69 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 13.6 AU - 16.06 AU

Year: 19980 Days

Day: 21.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,654,271 km

• M1: 94,546 km (0.026 R)
• M2: 353,649 km (0.099 R)
• M3: 645,216 km (0.113 R)
• M4: 1,904,231 km (0.075 R)
• M5: 2,595,523 km (0.113 R)
• M6: 5,121,034 km (0.073 R)
• M7: 5,633,856 km (0.116 R)
• M8: 6,533,986 km (0.083 R)
• M9: 6,994,897 km (0.1 R)
• M10: 9,058,151 km (0.109 R)
• M11: 9,689,903 km (0.071 R)
• M12: 10,228,455 km (0.061 R)
• M13: 11,695,262 km (0.118 R)
• M14: 12,583,724 km (0.084 R)
• M15: 13,887,320 km (0.074 R)
• M16: 15,278,431 km (0.114 R)
• M17: 16,173,026 km (0.063 R)
• M18: 24,624,707 km (0.115 R)
• M19: 25,401,569 km (0.112 R)
• M20: 34,778,513 km (0.079 R)
• M21: 42,640,928 km (0.117 R)
• M22: 43,118,445 km (0.108 R)
• M23: 47,577,209 km (0.092 R)
• M24: 57,591,590 km (0.068 R)
• M25: 60,148,068 km (0.095 R)
• M26: 69,142,191 km (0.088 R)
• M27: 74,072,338 km (0.046 R)
• M28: 76,155,040 km (0.094 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 11,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit