🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.5 AU - 0.74 AU

Year: 170 Days

Day: 42.3 Hours

Environment

Temp: 204 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 26,871,585 km

• M1: 34,108 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.6 AU - 0.92 AU

Year: 231 Days

Day: 27.9 Hours

Environment

Temp: 185 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 26,871,585 km

• M1: 355,445 km (0.051 R)
• M2: 418,126 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.87 AU - 1.33 AU

Year: 402 Days

Day: 27.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.15 AU - 1.17 AU

Year: 435 Days

Day: 41.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 15.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.61 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.76 AU - 2.34 AU

Year: 1022 Days

Day: 38.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.1

Radius: 13.6

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.29 AU - 7.23 AU

Year: 5455 Days

Day: 14.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,871,585 km

• M1: 174,132 km (0.105 R)
• M2: 652,995 km (0.083 R)
• M3: 1,078,002 km (0.102 R)
• M4: 1,923,529 km (0.075 R)
• M5: 2,403,739 km (0.062 R)
• M6: 3,277,091 km (0.089 R)
• M7: 4,578,293 km (0.099 R)
• M8: 5,247,893 km (0.064 R)
• M9: 5,890,566 km (0.065 R)
• M10: 6,918,902 km (0.105 R)
• M11: 8,025,776 km (0.109 R)
• M12: 10,276,177 km (0.063 R)
• M13: 12,408,395 km (0.112 R)
• M14: 16,840,980 km (0.104 R)
• M15: 21,275,061 km (0.048 R)
• M16: 31,512,043 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.3

Radius: 8.5

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.14 AU - 7.94 AU

Year: 7210 Days

Day: 14.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 26,871,585 km

• M1: 106,214 km (0.118 R)
• M2: 475,272 km (0.063 R)
• M3: 914,941 km (0.045 R)
• M4: 3,909,890 km (0.101 R)
• M5: 4,456,371 km (0.104 R)
• M6: 5,416,789 km (0.095 R)
• M7: 6,265,907 km (0.108 R)
• M8: 6,686,576 km (0.109 R)
• M9: 7,506,821 km (0.09 R)
• M10: 7,941,253 km (0.119 R)
• M11: 9,256,368 km (0.113 R)
• M12: 11,009,356 km (0.092 R)
• M13: 12,258,349 km (0.062 R)
• M14: 13,255,119 km (0.085 R)
• M15: 14,126,377 km (0.11 R)
• M16: 17,580,143 km (0.084 R)
• M17: 18,205,762 km (0.115 R)
• M18: 18,918,296 km (0.102 R)
• M19: 19,208,516 km (0.111 R)
• M20: 20,475,012 km (0.12 R)
• M21: 22,680,982 km (0.083 R)
• M22: 25,390,648 km (0.063 R)
• M23: 28,309,003 km (0.09 R)
• M24: 28,880,019 km (0.088 R)
• M25: 32,989,472 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.7

Radius: 8.8

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.61 AU - 7.99 AU

Year: 7586 Days

Day: 11.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 26,871,585 km

• M1: 109,506 km (0.07 R)
• M2: 406,158 km (0.116 R)
• M3: 782,546 km (0.115 R)
• M4: 1,170,603 km (0.104 R)
• M5: 1,476,082 km (0.096 R)
• M6: 2,237,236 km (0.042 R)
• M7: 2,663,740 km (0.034 R)
• M8: 3,050,600 km (0.086 R)
• M9: 4,184,552 km (0.034 R)
• M10: 6,611,927 km (0.115 R)
• M11: 7,125,047 km (0.089 R)
• M12: 7,979,700 km (0.072 R)
• M13: 8,487,286 km (0.11 R)
• M14: 9,932,850 km (0.118 R)
• M15: 10,520,321 km (0.097 R)
• M16: 10,954,154 km (0.047 R)
• M17: 11,718,749 km (0.11 R)
• M18: 12,090,799 km (0.045 R)
• M19: 12,566,820 km (0.117 R)
• M20: 14,919,246 km (0.111 R)
• M21: 16,028,215 km (0.048 R)
• M22: 16,544,777 km (0.066 R)
• M23: 17,915,392 km (0.063 R)
• M24: 20,476,657 km (0.118 R)
• M25: 21,497,214 km (0.069 R)
• M26: 22,622,639 km (0.12 R)
• M27: 23,272,642 km (0.055 R)
• M28: 23,639,156 km (0.076 R)
• M29: 24,308,607 km (0.073 R)
• M30: 24,914,179 km (0.103 R)

Kuiper Belt

Range: 31.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 14,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit