🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.82 AU - 0.86 AU

Year: 287 Days

Day: 14.4 Hours

Environment

Temp: 145 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,617,306 km

• M1: 401,820 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.85 AU - 1.21 AU

Year: 390 Days

Day: 38.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.87 AU - 2.01 AU

Year: 1007 Days

Day: 36.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,617,306 km

• M1: 1,124,976 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.32 AU - 2.94 AU

Year: 1590 Days

Day: 17.7 Hours

Environment

Temp: -102 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.9

Radius: 10.1

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.99 AU - 13.05 AU

Year: 13637 Days

Day: 8.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,617,306 km

• M1: 125,662 km (0.108 R)
• M2: 524,490 km (0.109 R)
• M3: 895,044 km (0.11 R)
• M4: 1,632,262 km (0.106 R)
• M5: 2,480,632 km (0.101 R)
• M6: 3,267,517 km (0.108 R)
• M7: 5,159,780 km (0.071 R)
• M8: 5,540,656 km (0.095 R)
• M9: 7,690,677 km (0.089 R)
• M10: 9,199,671 km (0.111 R)
• M11: 11,066,203 km (0.071 R)
• M12: 12,856,441 km (0.085 R)
• M13: 15,964,636 km (0.12 R)
• M14: 17,460,166 km (0.118 R)
• M15: 20,814,749 km (0.049 R)
• M16: 22,052,222 km (0.06 R)
• M17: 23,058,417 km (0.105 R)
• M18: 24,770,565 km (0.094 R)
• M19: 29,092,448 km (0.072 R)
• M20: 32,121,505 km (0.062 R)
• M21: 34,618,144 km (0.032 R)
• M22: 40,533,992 km (0.116 R)
• M23: 45,902,611 km (0.1 R)
• M24: 54,815,652 km (0.106 R)
• M25: 55,648,463 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.5

Radius: 6.5

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 9.49 AU - 14.75 AU

Year: 15729 Days

Day: 19.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,617,306 km

• M1: 80,783 km (0.096 R)
• M2: 662,120 km (0.084 R)
• M3: 1,068,428 km (0.101 R)
• M4: 2,696,202 km (0.062 R)
• M5: 4,078,636 km (0.095 R)
• M6: 6,016,527 km (0.086 R)
• M7: 7,013,747 km (0.116 R)
• M8: 9,219,268 km (0.105 R)
• M9: 10,458,537 km (0.1 R)
• M10: 10,826,099 km (0.104 R)
• M11: 18,470,699 km (0.116 R)
• M12: 19,679,001 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.9

Radius: 7

Gravity: 19.96 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 9.99 AU - 15.43 AU

Year: 16892 Days

Day: 20.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,617,306 km

• M1: 105,317 km (0.107 R)
• M2: 449,691 km (0.098 R)
• M3: 847,023 km (0.066 R)
• M4: 1,211,593 km (0.057 R)
• M5: 1,431,053 km (0.095 R)
• M6: 1,694,645 km (0.101 R)
• M7: 2,663,740 km (0.047 R)
• M8: 3,835,839 km (0.084 R)
• M9: 4,151,640 km (0.12 R)
• M10: 4,871,505 km (0.09 R)
• M11: 5,166,512 km (0.099 R)
• M12: 6,337,714 km (0.092 R)
• M13: 8,649,450 km (0.094 R)
• M14: 8,973,179 km (0.093 R)
• M15: 10,230,101 km (0.086 R)
• M16: 10,531,241 km (0.075 R)
• M17: 11,088,493 km (0.099 R)
• M18: 12,947,995 km (0.066 R)
• M19: 17,700,270 km (0.078 R)
• M20: 22,371,165 km (0.04 R)
• M21: 23,498,834 km (0.114 R)
• M22: 25,867,117 km (0.063 R)
• M23: 28,627,049 km (0.097 R)
• M24: 31,831,884 km (0.094 R)
• M25: 36,512,801 km (0.114 R)
• M26: 44,124,939 km (0.111 R)
• M27: 48,383,841 km (0.067 R)
• M28: 57,898,116 km (0.079 R)
• M29: 59,241,056 km (0.06 R)
• M30: 63,799,602 km (0.082 R)
• M31: 64,410,859 km (0.107 R)
• M32: 67,105,117 km (0.105 R)
• M33: 69,442,733 km (0.111 R)
• M34: 71,395,285 km (0.092 R)
• M35: 72,495,727 km (0.047 R)
• M36: 74,279,831 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.6

Radius: 7.9

Gravity: 11.85 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 10.45 AU - 17.11 AU

Year: 19069 Days

Day: 23.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,617,306 km

• M1: 98,286 km (0.048 R)
• M2: 348,114 km (0.116 R)
• M3: 924,515 km (0.079 R)
• M4: 1,236,277 km (0.071 R)
• M5: 1,864,887 km (0.07 R)
• M6: 2,503,969 km (0.11 R)
• M7: 3,505,527 km (0.097 R)
• M8: 4,752,425 km (0.092 R)
• M9: 5,303,095 km (0.108 R)
• M10: 5,854,662 km (0.067 R)
• M11: 6,186,770 km (0.107 R)
• M12: 8,039,390 km (0.109 R)
• M13: 11,533,248 km (0.108 R)
• M14: 13,791,428 km (0.116 R)
• M15: 14,681,086 km (0.037 R)
• M16: 15,139,903 km (0.088 R)
• M17: 18,447,213 km (0.066 R)
• M18: 24,053,991 km (0.116 R)
• M19: 26,673,151 km (0.083 R)
• M20: 30,084,281 km (0.087 R)
• M21: 33,511,718 km (0.056 R)
• M22: 34,441,020 km (0.055 R)
• M23: 40,232,103 km (0.114 R)
• M24: 42,503,448 km (0.118 R)
• M25: 42,812,517 km (0.102 R)
• M26: 43,123,232 km (0.099 R)
• M27: 44,380,901 km (0.113 R)
• M28: 46,476,318 km (0.068 R)
• M29: 50,863,725 km (0.087 R)
• M30: 51,562,347 km (0.081 R)
• M31: 57,383,200 km (0.116 R)
• M32: 59,868,021 km (0.095 R)
• M33: 62,224,486 km (0.09 R)
• M34: 70,525,373 km (0.073 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: 326 - 17,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit