🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.58 AU - 0.82 AU

Year: 218 Days

Day: 25.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,765,536 km

• M1: 557,102 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.65 AU - 0.99 AU

Year: 277 Days

Day: 38.1 Hours

Environment

Temp: 93 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,765,536 km

• M1: 96,939 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.03 AU - 1.11 AU

Year: 413 Days

Day: 37.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.93 AU - 2.43 AU

Year: 1200 Days

Day: 28.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,765,536 km

• M1: 807,829 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.17 AU - 4.11 AU

Year: 2589 Days

Day: 27.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 95.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.19 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.9

Radius: 10.6

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 8.06 AU - 13.43 AU

Year: 13121 Days

Day: 12.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 85,765,536 km

• M1: 131,796 km (0.11 R)
• M2: 501,302 km (0.12 R)
• M3: 920,027 km (0.07 R)
• M4: 2,185,475 km (0.096 R)
• M5: 3,355,181 km (0.118 R)
• M6: 3,936,818 km (0.111 R)
• M7: 5,474,833 km (0.072 R)
• M8: 8,179,413 km (0.118 R)
• M9: 9,134,596 km (0.104 R)
• M10: 10,056,268 km (0.084 R)
• M11: 11,846,655 km (0.119 R)
• M12: 12,508,476 km (0.107 R)
• M13: 13,258,410 km (0.074 R)
• M14: 13,905,870 km (0.109 R)
• M15: 15,617,270 km (0.093 R)
• M16: 15,975,706 km (0.083 R)
• M17: 16,634,834 km (0.119 R)
• M18: 17,541,547 km (0.082 R)
• M19: 20,460,202 km (0.118 R)
• M20: 21,766,640 km (0.065 R)
• M21: 23,593,978 km (0.11 R)
• M22: 26,625,130 km (0.084 R)
• M23: 27,656,009 km (0.056 R)
• M24: 30,460,221 km (0.104 R)
• M25: 33,330,406 km (0.05 R)
• M26: 38,160,622 km (0.09 R)
• M27: 40,270,400 km (0.103 R)
• M28: 45,154,621 km (0.113 R)
• M29: 47,363,583 km (0.116 R)
• M30: 50,263,837 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.9

Radius: 4.9

Gravity: 17.49 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 13.92 AU - 17.08 AU

Year: 22748 Days

Day: 17.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 85,765,536 km

• M1: 60,886 km (0.098 R)
• M2: 215,571 km (0.112 R)
• M3: 412,741 km (0.104 R)
• M4: 873,203 km (0.118 R)
• M5: 1,160,431 km (0.091 R)
• M6: 1,370,466 km (0.105 R)
• M7: 1,923,081 km (0.048 R)
• M8: 2,366,788 km (0.029 R)
• M9: 2,826,652 km (0.114 R)
• M10: 3,130,036 km (0.098 R)
• M11: 3,289,657 km (0.047 R)
• M12: 4,332,205 km (0.103 R)
• M13: 4,632,448 km (0.108 R)
• M14: 5,349,171 km (0.079 R)
• M15: 7,794,647 km (0.044 R)
• M16: 11,203,085 km (0.059 R)
• M17: 12,685,451 km (0.116 R)
• M18: 16,269,965 km (0.053 R)
• M19: 18,507,650 km (0.081 R)
• M20: 20,108,198 km (0.097 R)
• M21: 21,130,550 km (0.08 R)
• M22: 24,300,828 km (0.097 R)
• M23: 25,890,455 km (0.081 R)
• M24: 44,975,403 km (0.086 R)
• M25: 47,851,721 km (0.055 R)
• M26: 52,565,700 km (0.046 R)
• M27: 52,913,814 km (0.107 R)
• M28: 58,507,727 km (0.083 R)
• M29: 59,069,168 km (0.095 R)
• M30: 59,634,050 km (0.114 R)
• M31: 64,483,115 km (0.091 R)
• M32: 66,088,599 km (0.066 R)
• M33: 70,429,331 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.5

Radius: 4.4

Gravity: 44.4 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 15.39 AU - 15.83 AU

Year: 22991 Days

Day: 21.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,765,536 km

• M1: 54,902 km (0.083 R)
• M2: 340,634 km (0.112 R)
• M3: 1,026,241 km (0.096 R)
• M4: 1,237,773 km (0.1 R)
• M5: 1,427,612 km (0.038 R)
• M6: 2,272,541 km (0.037 R)
• M7: 2,841,163 km (0.095 R)
• M8: 5,517,768 km (0.117 R)
• M9: 8,366,111 km (0.052 R)
• M10: 15,860,815 km (0.081 R)
• M11: 19,592,833 km (0.065 R)
• M12: 20,786,774 km (0.072 R)
• M13: 22,559,957 km (0.118 R)
• M14: 25,812,963 km (0.068 R)
• M15: 33,369,301 km (0.117 R)
• M16: 34,353,206 km (0.063 R)
• M17: 35,211,748 km (0.043 R)
• M18: 36,971,767 km (0.083 R)
• M19: 37,722,150 km (0.105 R)
• M20: 51,146,614 km (0.08 R)
• M21: 55,523,549 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.7

Radius: 6.9

Gravity: 11.97 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 16.37 AU - 17.73 AU

Year: 26245 Days

Day: 17.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 85,765,536 km

• M1: 86,318 km (0.109 R)
• M2: 386,710 km (0.071 R)
• M3: 602,281 km (0.089 R)
• M4: 1,285,046 km (0.081 R)
• M5: 1,772,286 km (0.074 R)
• M6: 3,081,716 km (0.066 R)
• M7: 3,696,713 km (0.109 R)
• M8: 4,425,703 km (0.099 R)
• M9: 6,034,329 km (0.067 R)
• M10: 6,388,427 km (0.111 R)
• M11: 6,850,535 km (0.104 R)
• M12: 7,484,381 km (0.083 R)
• M13: 8,050,609 km (0.116 R)
• M14: 11,653,076 km (0.114 R)
• M15: 14,263,110 km (0.057 R)
• M16: 15,457,350 km (0.071 R)
• M17: 16,120,667 km (0.082 R)
• M18: 16,630,646 km (0.041 R)
• M19: 21,407,904 km (0.078 R)
• M20: 22,127,769 km (0.069 R)
• M21: 23,615,669 km (0.113 R)
• M22: 24,273,302 km (0.085 R)
• M23: 27,026,202 km (0.026 R)
• M24: 39,353,964 km (0.087 R)
• M25: 41,532,258 km (0.068 R)
• M26: 48,547,052 km (0.097 R)
• M27: 49,253,603 km (0.116 R)
• M28: 52,889,729 km (0.099 R)
• M29: 53,826,062 km (0.077 R)
• M30: 54,773,316 km (0.119 R)
• M31: 58,076,885 km (0.072 R)
• M32: 58,474,217 km (0.079 R)
• M33: 59,073,357 km (0.06 R)
• M34: 59,878,642 km (0.07 R)
• M35: 71,705,251 km (0.029 R)
• M36: 74,946,140 km (0.11 R)
• M37: 82,717,899 km (0.026 R)
• M38: 85,765,506 km (0.109 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 14,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit