🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.56 AU - 0.7 AU

Year: 184 Days

Day: 12.1 Hours

Environment

Temp: 201 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.61 AU - 0.85 AU

Year: 229 Days

Day: 33.8 Hours

Environment

Temp: 183 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.76 AU - 0.88 AU

Year: 273 Days

Day: 39.7 Hours

Environment

Temp: 182 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.27 AU - 1.89 AU

Year: 729 Days

Day: 15.1 Hours

Environment

Temp: -36 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.57 AU - 2.05 AU

Year: 894 Days

Day: 19.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.5

Radius: 9.1

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.27 AU - 5.55 AU

Year: 3994 Days

Day: 6.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,982,214 km

• M1: 115,639 km (0.052 R)
• M2: 422,913 km (0.067 R)
• M3: 730,786 km (0.119 R)
• M4: 1,029,233 km (0.099 R)
• M5: 1,359,545 km (0.1 R)
• M6: 2,575,327 km (0.115 R)
• M7: 3,214,110 km (0.115 R)
• M8: 5,079,596 km (0.103 R)
• M9: 5,883,535 km (0.109 R)
• M10: 6,316,172 km (0.085 R)
• M11: 8,805,779 km (0.114 R)
• M12: 9,180,971 km (0.105 R)
• M13: 12,297,843 km (0.101 R)
• M14: 12,625,013 km (0.07 R)
• M15: 15,294,288 km (0.026 R)
• M16: 15,727,523 km (0.097 R)
• M17: 19,242,026 km (0.085 R)
• M18: 20,067,208 km (0.088 R)
• M19: 23,676,855 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.2

Radius: 9.2

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 7.93 AU - 11.41 AU

Year: 11039 Days

Day: 5.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,982,214 km

• M1: 114,442 km (0.087 R)
• M2: 403,017 km (0.109 R)
• M3: 735,722 km (0.071 R)
• M4: 1,318,705 km (0.086 R)
• M5: 1,668,615 km (0.073 R)
• M6: 1,963,173 km (0.119 R)
• M7: 2,442,484 km (0.105 R)
• M8: 3,224,732 km (0.111 R)
• M9: 6,540,269 km (0.113 R)
• M10: 7,864,510 km (0.111 R)
• M11: 9,263,699 km (0.053 R)
• M12: 10,301,309 km (0.109 R)
• M13: 11,305,261 km (0.08 R)
• M14: 14,130,416 km (0.042 R)
• M15: 14,643,088 km (0.116 R)
• M16: 15,234,748 km (0.102 R)
• M17: 15,705,832 km (0.068 R)
• M18: 17,541,098 km (0.109 R)
• M19: 18,358,950 km (0.117 R)
• M20: 24,535,248 km (0.057 R)
• M21: 25,746,691 km (0.046 R)
• M22: 26,511,735 km (0.111 R)
• M23: 30,566,286 km (0.118 R)
• M24: 40,517,536 km (0.061 R)
• M25: 42,472,182 km (0.064 R)
• M26: 43,540,011 km (0.098 R)
• M27: 44,762,525 km (0.083 R)
• M28: 47,703,919 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.9

Radius: 6.1

Gravity: 15.4 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 12.45 AU - 16.01 AU

Year: 19705 Days

Day: 16.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,982,214 km

• M1: 75,846 km (0.098 R)
• M2: 539,600 km (0.117 R)
• M3: 761,004 km (0.097 R)
• M4: 1,056,011 km (0.089 R)
• M5: 1,251,536 km (0.092 R)
• M6: 1,665,922 km (0.098 R)
• M7: 2,028,846 km (0.069 R)
• M8: 2,813,936 km (0.093 R)
• M9: 3,142,154 km (0.084 R)
• M10: 3,815,045 km (0.036 R)
• M11: 4,546,130 km (0.105 R)
• M12: 4,962,760 km (0.089 R)
• M13: 5,217,375 km (0.089 R)
• M14: 5,480,668 km (0.086 R)
• M15: 6,366,437 km (0.077 R)
• M16: 6,623,745 km (0.103 R)
• M17: 7,022,722 km (0.099 R)
• M18: 7,344,059 km (0.108 R)
• M19: 7,771,460 km (0.08 R)
• M20: 8,065,420 km (0.036 R)
• M21: 8,623,868 km (0.072 R)
• M22: 12,067,013 km (0.053 R)
• M23: 13,485,650 km (0.066 R)
• M24: 14,787,151 km (0.089 R)
• M25: 15,391,676 km (0.106 R)
• M26: 17,721,513 km (0.095 R)
• M27: 19,638,460 km (0.081 R)
• M28: 22,174,892 km (0.094 R)
• M29: 38,178,723 km (0.093 R)
• M30: 38,460,565 km (0.105 R)
• M31: 40,035,831 km (0.113 R)
• M32: 40,472,806 km (0.102 R)
• M33: 43,009,388 km (0.101 R)
• M34: 48,396,557 km (0.056 R)
• M35: 56,377,154 km (0.033 R)
• M36: 57,294,040 km (0.119 R)
• M37: 62,613,441 km (0.119 R)
• M38: 64,590,227 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 17,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit