🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.64 AU - 1.04 AU

Year: 268 Days

Day: 17.2 Hours

Environment

Temp: 130 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.07 AU - 1.71 AU

Year: 571 Days

Day: 35.3 Hours

Environment

Temp: 23 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.3 AU - 1.5 AU

Year: 577 Days

Day: 15.4 Hours

Environment

Temp: 9 °C

Axial Tilt: 81.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 112,951,832 km

• M1: 26,030 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.8

Radius: 8.4

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.28 AU - 8.7 AU

Year: 7139 Days

Day: 7.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 112,951,832 km

• M1: 104,419 km (0.11 R)
• M2: 366,964 km (0.112 R)
• M3: 743,501 km (0.085 R)
• M4: 1,606,232 km (0.103 R)
• M5: 2,302,910 km (0.098 R)
• M6: 2,786,560 km (0.109 R)
• M7: 3,512,708 km (0.084 R)
• M8: 4,385,312 km (0.116 R)
• M9: 4,900,677 km (0.111 R)
• M10: 5,639,690 km (0.071 R)
• M11: 6,587,542 km (0.043 R)
• M12: 7,154,069 km (0.089 R)
• M13: 7,449,226 km (0.107 R)
• M14: 9,178,278 km (0.091 R)
• M15: 10,205,417 km (0.081 R)
• M16: 11,810,303 km (0.079 R)
• M17: 13,353,704 km (0.07 R)
• M18: 13,915,893 km (0.12 R)
• M19: 14,202,822 km (0.086 R)
• M20: 15,027,256 km (0.103 R)
• M21: 16,133,831 km (0.088 R)
• M22: 18,577,213 km (0.094 R)
• M23: 19,207,020 km (0.051 R)
• M24: 20,806,072 km (0.083 R)
• M25: 22,967,312 km (0.08 R)
• M26: 28,277,139 km (0.093 R)
• M27: 29,203,748 km (0.107 R)
• M28: 30,438,529 km (0.07 R)
• M29: 34,246,992 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.3

Radius: 10.6

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 10.35 AU - 15.29 AU

Year: 15985 Days

Day: 9 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 112,951,832 km

• M1: 131,796 km (0.098 R)
• M2: 621,878 km (0.09 R)
• M3: 2,225,717 km (0.113 R)
• M4: 3,868,003 km (0.084 R)
• M5: 4,582,183 km (0.112 R)
• M6: 6,236,586 km (0.103 R)
• M7: 9,298,256 km (0.114 R)
• M8: 10,072,425 km (0.086 R)
• M9: 13,788,286 km (0.083 R)
• M10: 16,742,994 km (0.081 R)
• M11: 19,161,393 km (0.115 R)
• M12: 19,781,027 km (0.106 R)
• M13: 24,589,402 km (0.1 R)
• M14: 31,815,877 km (0.098 R)
• M15: 33,014,904 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.1

Radius: 3.6

Gravity: 33.42 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 15.7 AU - 17.74 AU

Year: 23809 Days

Day: 21.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 112,951,832 km

• M1: 113,844 km (0.068 R)
• M2: 368,160 km (0.117 R)
• M3: 524,191 km (0.116 R)
• M4: 3,269,461 km (0.055 R)
• M5: 4,131,295 km (0.097 R)
• M6: 4,631,849 km (0.114 R)
• M7: 5,023,796 km (0.041 R)
• M8: 7,463,438 km (0.033 R)
• M9: 9,044,687 km (0.071 R)
• M10: 11,846,955 km (0.096 R)
• M11: 11,977,554 km (0.101 R)
• M12: 14,948,567 km (0.107 R)
• M13: 27,293,982 km (0.07 R)
• M14: 41,509,819 km (0.049 R)
• M15: 48,319,963 km (0.025 R)
• M16: 50,688,247 km (0.046 R)
• M17: 54,203,946 km (0.053 R)
• M18: 57,691,072 km (0.056 R)
• M19: 60,547,494 km (0.119 R)
• M20: 60,935,401 km (0.108 R)
• M21: 61,520,180 km (0.068 R)
• M22: 66,746,531 km (0.1 R)
• M23: 67,368,110 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955

Radius: 5.6

Gravity: 30.45 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 16.1 AU - 23.46 AU

Year: 30636 Days

Day: 20.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 112,951,832 km

• M1: 69,713 km (0.071 R)
• M2: 269,575 km (0.103 R)
• M3: 2,053,680 km (0.07 R)
• M4: 2,242,472 km (0.105 R)
• M5: 2,682,739 km (0.056 R)
• M6: 3,087,102 km (0.088 R)
• M7: 3,665,447 km (0.115 R)
• M8: 5,248,940 km (0.082 R)
• M9: 6,973,804 km (0.071 R)
• M10: 7,680,055 km (0.089 R)
• M11: 8,254,960 km (0.074 R)
• M12: 11,789,359 km (0.112 R)
• M13: 15,578,374 km (0.064 R)
• M14: 25,691,789 km (0.111 R)
• M15: 30,079,045 km (0.114 R)
• M16: 30,784,699 km (0.073 R)
• M17: 31,069,982 km (0.087 R)
• M18: 34,325,381 km (0.042 R)
• M19: 36,193,410 km (0.111 R)
• M20: 47,501,513 km (0.066 R)
• M21: 49,232,061 km (0.116 R)
• M22: 51,004,048 km (0.114 R)
• M23: 66,261,086 km (0.073 R)
• M24: 69,883,897 km (0.076 R)
• M25: 71,869,061 km (0.105 R)
• M26: 76,733,685 km (0.092 R)
• M27: 80,996,775 km (0.11 R)
• M28: 93,230,590 km (0.053 R)
• M29: 95,331,841 km (0.094 R)
• M30: 96,546,726 km (0.11 R)
• M31: 111,939,000 km (0.073 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 15,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit