🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.6 AU - 0.9 AU

Year: 241 Days

Day: 32.7 Hours

Environment

Temp: 125 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,525,663 km

• M1: 117,883 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.84 AU - 0.88 AU

Year: 296 Days

Day: 28.2 Hours

Environment

Temp: 76 °C

Axial Tilt: 45.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.92 AU - 0.96 AU

Year: 338 Days

Day: 22.7 Hours

Environment

Temp: 41 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.51 AU - 2.17 AU

Year: 926 Days

Day: 12.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,525,663 km

• M1: 56,398 km (0.064 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.23 AU - 2.25 AU

Year: 1243 Days

Day: 35.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,525,663 km

• M1: 40,840 km (0.111 R)

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.9

Radius: 13.7

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.12 AU - 7.66 AU

Year: 7450 Days

Day: 14.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 74,525,663 km

• M1: 170,392 km (0.093 R)
• M2: 670,198 km (0.09 R)
• M3: 1,248,544 km (0.101 R)
• M4: 2,363,946 km (0.07 R)
• M5: 2,839,368 km (0.026 R)
• M6: 3,288,012 km (0.087 R)
• M7: 3,960,903 km (0.107 R)
• M8: 6,690,914 km (0.094 R)
• M9: 8,446,296 km (0.111 R)
• M10: 9,524,448 km (0.116 R)
• M11: 11,845,159 km (0.11 R)
• M12: 13,429,999 km (0.117 R)
• M13: 16,469,379 km (0.1 R)
• M14: 16,948,092 km (0.113 R)
• M15: 18,005,151 km (0.115 R)
• M16: 21,766,191 km (0.079 R)
• M17: 23,960,792 km (0.075 R)
• M18: 24,399,114 km (0.079 R)
• M19: 25,746,542 km (0.083 R)
• M20: 27,523,764 km (0.03 R)
• M21: 28,393,676 km (0.056 R)
• M22: 33,563,479 km (0.107 R)
• M23: 35,116,455 km (0.095 R)
• M24: 37,770,919 km (0.11 R)
• M25: 40,185,728 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900

Radius: 4.7

Gravity: 40.74 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 12.26 AU - 14.14 AU

Year: 17785 Days

Day: 18.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 74,525,663 km

• M1: 58,493 km (0.062 R)
• M2: 256,411 km (0.077 R)
• M3: 553,961 km (0.096 R)
• M4: 781,798 km (0.092 R)
• M5: 935,585 km (0.097 R)
• M6: 1,625,231 km (0.071 R)
• M7: 4,840,538 km (0.114 R)
• M8: 6,618,210 km (0.09 R)
• M9: 7,751,264 km (0.065 R)
• M10: 9,007,737 km (0.119 R)
• M11: 9,976,084 km (0.105 R)
• M12: 10,886,237 km (0.092 R)
• M13: 11,458,299 km (0.115 R)
• M14: 12,387,601 km (0.083 R)
• M15: 14,244,709 km (0.098 R)
• M16: 15,239,385 km (0.08 R)
• M17: 17,195,976 km (0.11 R)
• M18: 17,537,658 km (0.035 R)
• M19: 17,710,144 km (0.041 R)
• M20: 17,971,043 km (0.118 R)
• M21: 20,626,255 km (0.077 R)
• M22: 21,304,382 km (0.08 R)
• M23: 22,097,251 km (0.072 R)
• M24: 22,501,016 km (0.054 R)
• M25: 23,427,475 km (0.086 R)
• M26: 24,918,667 km (0.104 R)
• M27: 31,390,271 km (0.1 R)
• M28: 31,644,737 km (0.037 R)
• M29: 33,996,415 km (0.111 R)
• M30: 34,399,282 km (0.082 R)
• M31: 37,452,276 km (0.095 R)
• M32: 45,700,953 km (0.109 R)
• M33: 48,021,365 km (0.11 R)
• M34: 52,358,058 km (0.049 R)
• M35: 53,255,645 km (0.116 R)
• M36: 56,759,975 km (0.086 R)
• M37: 57,516,791 km (0.093 R)
• M38: 63,409,002 km (0.051 R)
• M39: 64,839,457 km (0.099 R)
• M40: 73,428,170 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.6

Radius: 4.9

Gravity: 19.77 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 12.53 AU - 19.07 AU

Year: 23291 Days

Day: 20.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,525,663 km

• M1: 60,886 km (0.054 R)
• M2: 220,806 km (0.115 R)
• M3: 389,403 km (0.111 R)
• M4: 683,812 km (0.09 R)
• M5: 1,129,464 km (0.11 R)
• M6: 1,415,495 km (0.105 R)
• M7: 1,678,189 km (0.104 R)
• M8: 2,785,961 km (0.109 R)
• M9: 3,564,169 km (0.076 R)
• M10: 3,771,961 km (0.117 R)
• M11: 5,858,402 km (0.081 R)
• M12: 6,361,051 km (0.12 R)
• M13: 7,075,231 km (0.055 R)
• M14: 7,404,047 km (0.063 R)
• M15: 7,792,104 km (0.098 R)
• M16: 8,608,909 km (0.049 R)
• M17: 8,983,502 km (0.114 R)
• M18: 10,470,953 km (0.047 R)
• M19: 10,774,787 km (0.078 R)
• M20: 11,592,040 km (0.085 R)
• M21: 13,706,606 km (0.081 R)
• M22: 16,550,760 km (0.085 R)
• M23: 17,980,318 km (0.103 R)
• M24: 21,275,211 km (0.095 R)
• M25: 25,492,973 km (0.118 R)
• M26: 26,376,199 km (0.09 R)
• M27: 28,203,687 km (0.102 R)
• M28: 29,267,776 km (0.102 R)
• M29: 49,946,540 km (0.117 R)
• M30: 53,625,152 km (0.117 R)
• M31: 53,984,636 km (0.098 R)
• M32: 62,703,050 km (0.104 R)
• M33: 64,107,026 km (0.088 R)
• M34: 65,122,496 km (0.081 R)
• M35: 67,185,601 km (0.102 R)
• M36: 74,079,818 km (0.084 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 10,574 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit