🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.43 AU - 0.61 AU

Year: 132 Days

Day: 40.1 Hours

Environment

Temp: 233 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.62 AU - 0.96 AU

Year: 247 Days

Day: 20.1 Hours

Environment

Temp: 158 °C

Axial Tilt: 76 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.89 AU - 0.93 AU

Year: 305 Days

Day: 31.7 Hours

Environment

Temp: 100 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,759,180 km

• M1: 225,444 km (0.088 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.78 AU - 1.1 AU

Year: 320 Days

Day: 32.7 Hours

Environment

Temp: 172 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 96,759,180 km

• M1: 27,227 km (0.081 R)
• M2: 194,477 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.76 AU - 1.14 AU

Year: 325 Days

Day: 25 Hours

Environment

Temp: 144 °C

Axial Tilt: 45.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,759,180 km

• M1: 174,880 km (0.117 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.63 AU - 2.61 AU

Year: 1085 Days

Day: 37.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.6

Radius: 13.2

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.5 AU - 9.58 AU

Year: 8012 Days

Day: 14.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 96,759,180 km

• M1: 164,408 km (0.04 R)
• M2: 926,759 km (0.078 R)
• M3: 1,537,567 km (0.088 R)
• M4: 2,449,216 km (0.107 R)
• M5: 3,096,676 km (0.107 R)
• M6: 4,653,092 km (0.105 R)
• M7: 6,014,433 km (0.053 R)
• M8: 8,408,148 km (0.093 R)
• M9: 10,166,970 km (0.048 R)
• M10: 11,114,374 km (0.084 R)
• M11: 14,761,719 km (0.111 R)
• M12: 16,363,015 km (0.118 R)

Asteroid Belt

Center: 12.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.4

Radius: 6.7

Gravity: 17.52 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 14.75 AU - 18.51 AU

Year: 23835 Days

Day: 19.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 96,759,180 km

• M1: 83,326 km (0.083 R)
• M2: 429,645 km (0.078 R)
• M3: 1,143,825 km (0.104 R)
• M4: 1,710,951 km (0.093 R)
• M5: 2,068,490 km (0.092 R)
• M6: 2,646,985 km (0.088 R)
• M7: 3,070,496 km (0.042 R)
• M8: 4,120,225 km (0.088 R)
• M9: 4,877,489 km (0.099 R)
• M10: 6,249,900 km (0.06 R)
• M11: 9,313,515 km (0.093 R)
• M12: 10,102,494 km (0.096 R)
• M13: 12,519,247 km (0.112 R)
• M14: 13,030,274 km (0.03 R)
• M15: 14,093,915 km (0.06 R)
• M16: 15,050,743 km (0.042 R)
• M17: 15,379,110 km (0.036 R)
• M18: 15,880,562 km (0.108 R)
• M19: 16,828,115 km (0.102 R)
• M20: 19,025,558 km (0.063 R)
• M21: 21,927,308 km (0.057 R)
• M22: 24,092,139 km (0.063 R)
• M23: 28,590,397 km (0.041 R)
• M24: 29,861,081 km (0.113 R)
• M25: 31,702,482 km (0.093 R)
• M26: 37,678,916 km (0.112 R)
• M27: 39,514,931 km (0.104 R)
• M28: 41,249,818 km (0.101 R)
• M29: 45,039,880 km (0.069 R)
• M30: 55,614,654 km (0.03 R)
• M31: 69,301,363 km (0.067 R)
• M32: 71,819,544 km (0.115 R)
• M33: 73,688,770 km (0.119 R)
• M34: 79,987,588 km (0.038 R)
• M35: 83,267,521 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.9

Radius: 7.4

Gravity: 13.84 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 13.82 AU - 22.56 AU

Year: 27266 Days

Day: 20.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 96,759,180 km

• M1: 128,056 km (0.097 R)
• M2: 380,727 km (0.118 R)
• M3: 755,020 km (0.082 R)
• M4: 1,496,278 km (0.046 R)
• M5: 2,676,007 km (0.112 R)
• M6: 4,027,175 km (0.059 R)
• M7: 5,480,518 km (0.076 R)
• M8: 12,175,472 km (0.05 R)
• M9: 15,061,364 km (0.074 R)
• M10: 23,354,172 km (0.073 R)
• M11: 24,263,428 km (0.066 R)
• M12: 27,506,261 km (0.111 R)
• M13: 28,009,957 km (0.105 R)
• M14: 28,648,291 km (0.086 R)
• M15: 29,689,792 km (0.071 R)
• M16: 36,474,354 km (0.043 R)
• M17: 48,297,673 km (0.113 R)
• M18: 74,875,679 km (0.094 R)
• M19: 75,120,421 km (0.093 R)
• M20: 79,870,752 km (0.12 R)
• M21: 82,189,369 km (0.113 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 15,213 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit