🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.77 AU - 1.09 AU

Year: 324 Days

Day: 40.1 Hours

Environment

Temp: 156 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,945,095 km

• M1: 68,217 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.87 AU - 2.39 AU

Year: 1124 Days

Day: 23.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.89 AU - 3.77 AU

Year: 2198 Days

Day: 33.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.35 AU - 5.07 AU

Year: 3124 Days

Day: 26.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,945,095 km

• M1: 663,915 km (0.034 R)

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.3

Radius: 12

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.76 AU - 7.8 AU

Year: 7104 Days

Day: 14.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,945,095 km

• M1: 149,747 km (0.063 R)
• M2: 562,638 km (0.107 R)
• M3: 945,907 km (0.113 R)
• M4: 1,705,117 km (0.119 R)
• M5: 2,156,154 km (0.034 R)
• M6: 3,115,675 km (0.094 R)
• M7: 3,545,021 km (0.067 R)
• M8: 4,366,463 km (0.101 R)
• M9: 5,521,209 km (0.06 R)
• M10: 6,023,558 km (0.047 R)
• M11: 6,976,198 km (0.115 R)
• M12: 7,716,408 km (0.106 R)
• M13: 8,305,225 km (0.089 R)
• M14: 11,161,497 km (0.109 R)
• M15: 12,122,215 km (0.086 R)
• M16: 13,637,491 km (0.108 R)
• M17: 16,651,589 km (0.116 R)
• M18: 18,040,755 km (0.103 R)
• M19: 23,311,238 km (0.104 R)
• M20: 28,314,539 km (0.111 R)
• M21: 34,094,851 km (0.098 R)
• M22: 36,112,028 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.7

Radius: 11.2

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.81 AU - 8.01 AU

Year: 7295 Days

Day: 8.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,945,095 km

• M1: 139,276 km (0.077 R)
• M2: 687,253 km (0.067 R)
• M3: 1,649,017 km (0.093 R)
• M4: 2,695,604 km (0.064 R)
• M5: 3,288,161 km (0.099 R)
• M6: 4,997,018 km (0.068 R)
• M7: 13,750,438 km (0.078 R)
• M8: 15,696,557 km (0.065 R)
• M9: 16,284,775 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985

Radius: 7.9

Gravity: 15.78 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 10.86 AU - 14.48 AU

Year: 16310 Days

Day: 18 Hours

Environment

Temp: -183 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,945,095 km

• M1: 98,286 km (0.099 R)
• M2: 361,129 km (0.117 R)
• M3: 791,522 km (0.114 R)
• M4: 1,082,341 km (0.082 R)
• M5: 1,507,348 km (0.118 R)
• M6: 2,139,848 km (0.083 R)
• M7: 2,416,006 km (0.084 R)
• M8: 4,505,140 km (0.095 R)
• M9: 6,260,671 km (0.112 R)
• M10: 6,829,891 km (0.104 R)
• M11: 7,385,348 km (0.106 R)
• M12: 8,960,164 km (0.105 R)
• M13: 9,740,018 km (0.081 R)
• M14: 11,307,205 km (0.063 R)
• M15: 11,886,897 km (0.057 R)
• M16: 13,316,454 km (0.115 R)
• M17: 13,962,867 km (0.085 R)
• M18: 16,350,150 km (0.088 R)
• M19: 19,267,458 km (0.11 R)
• M20: 23,020,719 km (0.1 R)
• M21: 26,443,219 km (0.05 R)
• M22: 35,353,268 km (0.117 R)
• M23: 44,789,154 km (0.092 R)
• M24: 46,075,097 km (0.037 R)
• M25: 46,563,684 km (0.102 R)
• M26: 47,385,574 km (0.035 R)
• M27: 49,227,723 km (0.06 R)
• M28: 51,815,915 km (0.071 R)
• M29: 61,489,961 km (0.094 R)
• M30: 64,489,099 km (0.099 R)
• M31: 72,081,939 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.3

Radius: 3.8

Gravity: 54.11 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 13.85 AU - 18.63 AU

Year: 23668 Days

Day: 16.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,945,095 km

• M1: 48,021 km (0.118 R)
• M2: 335,398 km (0.091 R)
• M3: 758,461 km (0.115 R)
• M4: 943,215 km (0.118 R)
• M5: 1,521,261 km (0.104 R)
• M6: 3,891,489 km (0.065 R)
• M7: 4,810,619 km (0.106 R)
• M8: 14,280,014 km (0.111 R)
• M9: 20,927,994 km (0.051 R)
• M10: 25,489,084 km (0.072 R)
• M11: 26,072,515 km (0.048 R)
• M12: 28,620,765 km (0.039 R)
• M13: 28,745,979 km (0.1 R)
• M14: 40,632,128 km (0.093 R)
• M15: 49,062,716 km (0.109 R)
• M16: 69,045,401 km (0.066 R)
• M17: 70,405,695 km (0.081 R)
• M18: 75,546,177 km (0.054 R)
• M19: 80,931,251 km (0.113 R)
• M20: 85,263,456 km (0.077 R)
• M21: 85,523,008 km (0.111 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 11,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit