🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.62 AU - 0.84 AU

Year: 234 Days

Day: 17.1 Hours

Environment

Temp: 130 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.69 AU - 0.95 AU

Year: 278 Days

Day: 24.2 Hours

Environment

Temp: 160 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.85 AU - 1.17 AU

Year: 380 Days

Day: 47.2 Hours

Environment

Temp: 18 °C

Axial Tilt: 25.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,731,038 km

• M1: 55,800 km (0.106 R)

Asteroid Belt

Center: 2.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.64 AU - 3.52 AU

Year: 2026 Days

Day: 27.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.8 AU - 4.48 AU

Year: 2602 Days

Day: 40 Hours

Environment

Temp: -129 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3 AU - 4.36 AU

Year: 2645 Days

Day: 44.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.8

Radius: 11.9

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.2 AU - 7.9 AU

Year: 7774 Days

Day: 7.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,731,038 km

• M1: 148,102 km (0.073 R)
• M2: 572,661 km (0.057 R)
• M3: 970,591 km (0.102 R)
• M4: 1,641,089 km (0.1 R)
• M5: 2,602,255 km (0.118 R)
• M6: 3,568,807 km (0.074 R)
• M7: 4,536,256 km (0.108 R)
• M8: 5,081,840 km (0.051 R)
• M9: 5,543,050 km (0.057 R)
• M10: 7,401,953 km (0.105 R)
• M11: 9,370,661 km (0.068 R)
• M12: 10,403,335 km (0.108 R)
• M13: 11,303,316 km (0.104 R)
• M14: 14,195,641 km (0.107 R)
• M15: 16,268,170 km (0.073 R)
• M16: 16,799,542 km (0.1 R)
• M17: 21,319,043 km (0.101 R)
• M18: 22,851,823 km (0.102 R)
• M19: 24,112,783 km (0.105 R)
• M20: 24,891,440 km (0.107 R)
• M21: 26,135,795 km (0.116 R)
• M22: 26,865,234 km (0.102 R)
• M23: 28,174,365 km (0.073 R)
• M24: 28,748,223 km (0.12 R)
• M25: 32,461,242 km (0.075 R)
• M26: 33,198,011 km (0.028 R)
• M27: 35,586,192 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.3

Radius: 3.2

Gravity: 24.54 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11.76 AU - 12.74 AU

Year: 16067 Days

Day: 19.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,731,038 km

• M1: 39,793 km (0.108 R)
• M2: 140,772 km (0.08 R)
• M3: 296,204 km (0.12 R)
• M4: 507,286 km (0.069 R)
• M5: 627,114 km (0.07 R)
• M6: 748,588 km (0.086 R)
• M7: 2,073,576 km (0.094 R)
• M8: 2,641,001 km (0.115 R)
• M9: 4,128,602 km (0.117 R)
• M10: 4,707,845 km (0.119 R)
• M11: 5,438,631 km (0.118 R)
• M12: 7,907,444 km (0.051 R)
• M13: 9,455,633 km (0.087 R)
• M14: 11,744,031 km (0.039 R)
• M15: 12,025,275 km (0.034 R)
• M16: 13,438,676 km (0.106 R)
• M17: 15,692,517 km (0.116 R)
• M18: 15,965,085 km (0.118 R)
• M19: 17,230,982 km (0.082 R)
• M20: 17,740,961 km (0.116 R)
• M21: 18,036,716 km (0.056 R)
• M22: 23,760,480 km (0.032 R)
• M23: 24,665,847 km (0.105 R)
• M24: 25,687,899 km (0.07 R)
• M25: 26,931,805 km (0.063 R)
• M26: 27,420,691 km (0.081 R)
• M27: 30,058,850 km (0.115 R)
• M28: 30,163,568 km (0.12 R)
• M29: 31,331,628 km (0.088 R)
• M30: 37,142,459 km (0.111 R)
• M31: 37,504,934 km (0.099 R)
• M32: 43,900,094 km (0.09 R)
• M33: 44,441,039 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.2

Radius: 4.7

Gravity: 44.87 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 10.52 AU - 15.84 AU

Year: 17931 Days

Day: 21.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 64,731,038 km

• M1: 58,493 km (0.106 R)
• M2: 264,040 km (0.097 R)
• M3: 517,010 km (0.063 R)
• M4: 1,096,104 km (0.065 R)
• M5: 1,546,543 km (0.08 R)
• M6: 1,703,321 km (0.116 R)
• M7: 2,049,192 km (0.094 R)
• M8: 2,195,798 km (0.108 R)
• M9: 3,605,608 km (0.077 R)
• M10: 3,851,547 km (0.105 R)
• M11: 4,108,706 km (0.111 R)
• M12: 4,765,291 km (0.115 R)
• M13: 5,023,945 km (0.059 R)
• M14: 5,569,379 km (0.057 R)
• M15: 7,296,337 km (0.114 R)
• M16: 8,149,942 km (0.064 R)
• M17: 8,573,903 km (0.116 R)
• M18: 9,293,917 km (0.078 R)
• M19: 10,980,334 km (0.105 R)
• M20: 13,361,783 km (0.104 R)
• M21: 13,802,049 km (0.102 R)
• M22: 14,480,176 km (0.058 R)
• M23: 16,986,689 km (0.091 R)
• M24: 19,300,220 km (0.119 R)
• M25: 21,714,879 km (0.045 R)
• M26: 24,869,150 km (0.028 R)
• M27: 29,531,966 km (0.117 R)
• M28: 29,779,251 km (0.064 R)
• M29: 33,121,567 km (0.111 R)
• M30: 36,991,215 km (0.101 R)
• M31: 50,211,329 km (0.096 R)
• M32: 53,076,427 km (0.063 R)
• M33: 53,993,761 km (0.082 R)
• M34: 55,671,352 km (0.054 R)
• M35: 56,238,178 km (0.071 R)
• M36: 63,548,727 km (0.058 R)
• M37: 63,961,018 km (0.063 R)
• M38: 66,472,168 km (0.049 R)
• M39: 73,715,248 km (0.079 R)
• M40: 75,316,394 km (0.11 R)
• M41: 76,241,657 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.5

Radius: 6.7

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 13.48 AU - 19.6 AU

Year: 25208 Days

Day: 16.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,731,038 km

• M1: 83,625 km (0.092 R)
• M2: 423,960 km (0.12 R)
• M3: 781,050 km (0.041 R)
• M4: 1,472,342 km (0.111 R)
• M5: 2,123,243 km (0.09 R)
• M6: 3,278,886 km (0.094 R)
• M7: 3,743,836 km (0.117 R)
• M8: 5,441,473 km (0.045 R)
• M9: 6,132,914 km (0.098 R)
• M10: 18,923,831 km (0.11 R)
• M11: 19,440,094 km (0.096 R)
• M12: 25,752,675 km (0.054 R)
• M13: 26,280,157 km (0.081 R)
• M14: 26,599,997 km (0.099 R)
• M15: 28,016,390 km (0.093 R)
• M16: 33,933,285 km (0.093 R)
• M17: 35,208,906 km (0.076 R)
• M18: 41,490,371 km (0.088 R)
• M19: 51,415,143 km (0.07 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 16,403 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit