🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.76 AU - 0.9 AU

Year: 285 Days

Day: 17.9 Hours

Environment

Temp: 76 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.98 AU - 1.36 AU

Year: 477 Days

Day: 29 Hours

Environment

Temp: -18 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644

Radius: 13.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.57 AU - 5.21 AU

Year: 3465 Days

Day: 12.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 95,289,265 km

• M1: 166,802 km (0.109 R)
• M2: 426,204 km (0.102 R)
• M3: 1,612,067 km (0.113 R)
• M4: 1,940,733 km (0.091 R)
• M5: 2,402,093 km (0.111 R)
• M6: 2,713,705 km (0.109 R)
• M7: 2,964,731 km (0.084 R)
• M8: 3,346,205 km (0.119 R)
• M9: 3,661,707 km (0.115 R)
• M10: 4,143,711 km (0.08 R)
• M11: 4,436,026 km (0.076 R)
• M12: 5,093,957 km (0.079 R)
• M13: 5,484,856 km (0.12 R)
• M14: 6,970,363 km (0.041 R)
• M15: 7,325,209 km (0.112 R)
• M16: 7,610,343 km (0.114 R)
• M17: 8,778,553 km (0.112 R)
• M18: 10,427,420 km (0.12 R)
• M19: 11,178,102 km (0.112 R)
• M20: 12,454,771 km (0.098 R)
• M21: 12,930,043 km (0.096 R)
• M22: 13,275,165 km (0.092 R)
• M23: 13,836,756 km (0.087 R)
• M24: 15,367,142 km (0.092 R)
• M25: 15,933,370 km (0.062 R)
• M26: 16,665,352 km (0.096 R)
• M27: 17,935,887 km (0.063 R)
• M28: 18,712,599 km (0.088 R)
• M29: 20,186,737 km (0.119 R)
• M30: 20,835,692 km (0.099 R)
• M31: 22,164,869 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.2

Radius: 14.9

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.69 AU - 4.91 AU

Year: 3962 Days

Day: 9.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 95,289,265 km

• M1: 201,957 km (0.119 R)
• M2: 1,156,242 km (0.109 R)
• M3: 1,721,124 km (0.114 R)
• M4: 2,141,045 km (0.086 R)
• M5: 2,987,170 km (0.104 R)
• M6: 5,644,776 km (0.104 R)
• M7: 5,991,993 km (0.079 R)
• M8: 9,388,314 km (0.113 R)
• M9: 10,795,880 km (0.045 R)
• M10: 11,624,503 km (0.065 R)
• M11: 12,214,068 km (0.093 R)
• M12: 12,544,529 km (0.097 R)
• M13: 13,312,565 km (0.107 R)
• M14: 15,316,877 km (0.108 R)
• M15: 15,619,663 km (0.096 R)
• M16: 17,001,798 km (0.098 R)
• M17: 18,590,527 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.5

Radius: 14.3

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.63 AU - 9.03 AU

Year: 7476 Days

Day: 14.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,289,265 km

• M1: 255,513 km (0.102 R)
• M2: 877,242 km (0.052 R)
• M3: 3,567,460 km (0.087 R)
• M4: 3,909,890 km (0.118 R)
• M5: 4,347,763 km (0.056 R)
• M6: 4,894,094 km (0.083 R)
• M7: 5,474,085 km (0.059 R)
• M8: 6,087,736 km (0.098 R)
• M9: 6,407,127 km (0.092 R)
• M10: 7,071,043 km (0.115 R)
• M11: 7,626,499 km (0.076 R)
• M12: 8,840,037 km (0.103 R)
• M13: 9,264,746 km (0.091 R)
• M14: 9,580,098 km (0.119 R)
• M15: 10,309,388 km (0.08 R)
• M16: 12,798,247 km (0.111 R)
• M17: 13,593,360 km (0.105 R)
• M18: 18,986,812 km (0.091 R)
• M19: 19,839,670 km (0.029 R)
• M20: 21,303,186 km (0.107 R)
• M21: 21,842,935 km (0.103 R)
• M22: 23,253,194 km (0.105 R)
• M23: 24,515,650 km (0.074 R)
• M24: 26,672,253 km (0.101 R)
• M25: 29,338,835 km (0.092 R)
• M26: 31,332,227 km (0.11 R)
• M27: 34,445,807 km (0.078 R)
• M28: 35,209,056 km (0.114 R)
• M29: 38,025,984 km (0.061 R)
• M30: 38,989,244 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.3

Radius: 6.6

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 10.87 AU - 16.43 AU

Year: 18999 Days

Day: 21.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,289,265 km

• M1: 189,840 km (0.065 R)
• M2: 324,478 km (0.085 R)
• M3: 465,399 km (0.03 R)
• M4: 2,154,957 km (0.109 R)
• M5: 5,852,119 km (0.082 R)
• M6: 8,897,184 km (0.113 R)
• M7: 10,904,937 km (0.103 R)
• M8: 15,596,326 km (0.108 R)
• M9: 16,855,042 km (0.069 R)
• M10: 18,996,835 km (0.072 R)
• M11: 19,192,060 km (0.098 R)
• M12: 20,384,056 km (0.108 R)
• M13: 20,518,694 km (0.106 R)
• M14: 25,966,151 km (0.093 R)
• M15: 28,850,847 km (0.045 R)
• M16: 29,252,368 km (0.12 R)
• M17: 29,413,784 km (0.069 R)
• M18: 33,939,419 km (0.063 R)
• M19: 36,234,250 km (0.075 R)
• M20: 38,882,581 km (0.093 R)
• M21: 39,817,568 km (0.104 R)
• M22: 52,767,507 km (0.095 R)
• M23: 53,201,491 km (0.083 R)
• M24: 54,734,869 km (0.088 R)
• M25: 55,066,228 km (0.093 R)
• M26: 55,731,939 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 598.9

Radius: 5.8

Gravity: 17.8 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 15.45 AU - 21.55 AU

Year: 29977 Days

Day: 24.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 95,289,265 km

• M1: 76,744 km (0.058 R)
• M2: 349,760 km (0.104 R)
• M3: 512,373 km (0.115 R)
• M4: 931,396 km (0.063 R)
• M5: 2,479,286 km (0.104 R)
• M6: 2,601,956 km (0.108 R)
• M7: 2,727,618 km (0.089 R)
• M8: 3,089,046 km (0.101 R)
• M9: 4,514,565 km (0.072 R)
• M10: 5,109,066 km (0.052 R)
• M11: 5,375,351 km (0.108 R)
• M12: 6,910,973 km (0.114 R)
• M13: 8,414,731 km (0.111 R)
• M14: 8,584,674 km (0.115 R)
• M15: 8,813,858 km (0.099 R)
• M16: 10,504,164 km (0.111 R)
• M17: 10,694,153 km (0.044 R)
• M18: 12,207,485 km (0.097 R)
• M19: 12,412,285 km (0.076 R)
• M20: 12,826,970 km (0.077 R)
• M21: 17,432,939 km (0.088 R)
• M22: 19,182,636 km (0.082 R)
• M23: 20,837,936 km (0.096 R)
• M24: 23,591,584 km (0.101 R)
• M25: 25,228,185 km (0.114 R)
• M26: 34,008,383 km (0.091 R)
• M27: 42,815,060 km (0.107 R)
• M28: 44,230,106 km (0.118 R)
• M29: 44,881,007 km (0.092 R)
• M30: 45,273,701 km (0.051 R)
• M31: 52,495,239 km (0.085 R)
• M32: 59,497,168 km (0.111 R)
• M33: 61,163,538 km (0.074 R)
• M34: 63,628,462 km (0.114 R)
• M35: 68,220,519 km (0.115 R)
• M36: 72,806,142 km (0.12 R)
• M37: 73,473,498 km (0.082 R)
• M38: 75,154,978 km (0.072 R)
• M39: 84,564,385 km (0.096 R)
• M40: 89,108,570 km (0.113 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 19,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit