🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.55 AU - 0.63 AU

Year: 170 Days

Day: 29.1 Hours

Environment

Temp: 219 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.5 AU - 0.8 AU

Year: 196 Days

Day: 31.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 92,979,227 km

• M1: 43,383 km (0.055 R)
• M2: 457,470 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.8 AU - 0.98 AU

Year: 315 Days

Day: 12.3 Hours

Environment

Temp: 34 °C

Axial Tilt: 26.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 92,979,227 km

• M1: 39,494 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.23 AU - 1.85 AU

Year: 716 Days

Day: 17.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.96 AU - 4.54 AU

Year: 3283 Days

Day: 18.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.5

Radius: 8.8

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.18 AU - 6.8 AU

Year: 4820 Days

Day: 13.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,979,227 km

• M1: 109,506 km (0.094 R)
• M2: 402,119 km (0.12 R)
• M3: 749,336 km (0.063 R)
• M4: 1,170,454 km (0.055 R)
• M5: 1,792,182 km (0.116 R)
• M6: 2,219,733 km (0.076 R)
• M7: 4,812,115 km (0.099 R)
• M8: 5,802,303 km (0.094 R)
• M9: 7,200,445 km (0.095 R)
• M10: 7,811,552 km (0.109 R)
• M11: 9,247,841 km (0.079 R)
• M12: 10,364,888 km (0.114 R)
• M13: 10,729,309 km (0.073 R)
• M14: 11,440,796 km (0.097 R)
• M15: 13,475,926 km (0.116 R)
• M16: 15,011,099 km (0.047 R)
• M17: 18,307,638 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591

Radius: 10.2

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.16 AU - 6.86 AU

Year: 4847 Days

Day: 10.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,979,227 km

• M1: 126,859 km (0.108 R)
• M2: 716,125 km (0.081 R)
• M3: 1,349,373 km (0.104 R)
• M4: 1,726,359 km (0.047 R)
• M5: 2,293,784 km (0.113 R)
• M6: 2,872,878 km (0.112 R)
• M7: 4,068,015 km (0.085 R)
• M8: 4,664,162 km (0.049 R)
• M9: 5,483,360 km (0.103 R)
• M10: 6,150,866 km (0.068 R)
• M11: 7,168,880 km (0.099 R)
• M12: 9,990,146 km (0.085 R)
• M13: 10,415,303 km (0.102 R)
• M14: 12,873,196 km (0.067 R)
• M15: 14,104,237 km (0.042 R)
• M16: 17,098,289 km (0.101 R)
• M17: 17,954,886 km (0.117 R)
• M18: 19,162,889 km (0.115 R)
• M19: 19,953,214 km (0.098 R)
• M20: 22,599,601 km (0.047 R)
• M21: 22,964,320 km (0.099 R)
• M22: 24,693,373 km (0.115 R)
• M23: 25,471,581 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.8

Radius: 6.6

Gravity: 14.66 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 15.02 AU - 20.44 AU

Year: 27976 Days

Day: 15.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 92,979,227 km

• M1: 87,216 km (0.115 R)
• M2: 441,613 km (0.088 R)
• M3: 906,114 km (0.109 R)
• M4: 1,640,640 km (0.096 R)
• M5: 1,931,009 km (0.07 R)
• M6: 4,674,036 km (0.071 R)
• M7: 4,902,921 km (0.04 R)
• M8: 5,894,754 km (0.109 R)
• M9: 7,941,553 km (0.112 R)
• M10: 8,547,274 km (0.106 R)
• M11: 12,697,269 km (0.063 R)
• M12: 15,537,833 km (0.093 R)
• M13: 16,926,401 km (0.084 R)
• M14: 18,871,622 km (0.112 R)
• M15: 21,376,040 km (0.076 R)
• M16: 22,115,053 km (0.09 R)
• M17: 22,871,121 km (0.105 R)
• M18: 23,868,191 km (0.118 R)
• M19: 25,476,368 km (0.075 R)
• M20: 37,726,189 km (0.06 R)
• M21: 41,022,878 km (0.058 R)
• M22: 42,990,389 km (0.105 R)
• M23: 45,884,061 km (0.112 R)
• M24: 48,002,965 km (0.098 R)
• M25: 59,583,037 km (0.082 R)
• M26: 63,388,956 km (0.052 R)
• M27: 66,458,704 km (0.101 R)
• M28: 70,549,309 km (0.034 R)
• M29: 76,749,542 km (0.084 R)
• M30: 85,129,267 km (0.078 R)
• M31: 86,449,917 km (0.094 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 13,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit