🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.7 AU - 0.92 AU

Year: 273 Days

Day: 21.8 Hours

Environment

Temp: 102 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 107,390,566 km

• M1: 41,139 km (0.057 R)
• M2: 71,358 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.71 AU - 1.09 AU

Year: 320 Days

Day: 45.2 Hours

Environment

Temp: 44 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 107,390,566 km

• M1: 267,481 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.05 AU - 3.27 AU

Year: 1626 Days

Day: 36.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 107,390,566 km

• M1: 178,470 km (0.087 R)
• M2: 1,772,884 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.17 AU - 3.53 AU

Year: 2298 Days

Day: 17.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.8

Radius: 11.2

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.81 AU - 13.21 AU

Year: 13690 Days

Day: 6.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 107,390,566 km

• M1: 140,024 km (0.117 R)
• M2: 519,254 km (0.065 R)
• M3: 3,341,717 km (0.093 R)
• M4: 4,438,868 km (0.053 R)
• M5: 10,044,300 km (0.119 R)
• M6: 14,682,732 km (0.088 R)
• M7: 21,908,907 km (0.084 R)
• M8: 25,289,071 km (0.061 R)
• M9: 26,137,740 km (0.073 R)
• M10: 27,005,408 km (0.106 R)
• M11: 28,493,906 km (0.088 R)
• M12: 29,104,415 km (0.029 R)
• M13: 29,619,780 km (0.109 R)
• M14: 31,525,806 km (0.095 R)
• M15: 33,399,669 km (0.112 R)
• M16: 40,992,809 km (0.059 R)
• M17: 47,354,308 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.1

Radius: 9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 11.32 AU - 11.6 AU

Year: 14538 Days

Day: 14.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 76.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 107,390,566 km

• M1: 111,899 km (0.104 R)
• M2: 1,064,239 km (0.088 R)
• M3: 1,745,508 km (0.11 R)
• M4: 2,165,579 km (0.115 R)
• M5: 2,495,143 km (0.088 R)
• M6: 2,816,030 km (0.043 R)
• M7: 3,141,854 km (0.095 R)
• M8: 3,870,247 km (0.046 R)
• M9: 5,010,930 km (0.103 R)
• M10: 5,393,302 km (0.103 R)
• M11: 5,863,937 km (0.099 R)
• M12: 6,180,935 km (0.11 R)
• M13: 8,595,295 km (0.115 R)
• M14: 9,571,421 km (0.114 R)
• M15: 10,011,688 km (0.111 R)
• M16: 10,827,744 km (0.095 R)
• M17: 11,252,153 km (0.111 R)
• M18: 13,300,597 km (0.057 R)
• M19: 13,973,189 km (0.106 R)
• M20: 16,611,048 km (0.09 R)
• M21: 18,719,630 km (0.097 R)
• M22: 19,023,763 km (0.085 R)
• M23: 20,594,690 km (0.091 R)
• M24: 22,763,710 km (0.102 R)
• M25: 28,242,133 km (0.067 R)
• M26: 33,860,132 km (0.096 R)
• M27: 35,228,204 km (0.101 R)
• M28: 35,925,779 km (0.118 R)
• M29: 37,468,881 km (0.03 R)
• M30: 39,428,314 km (0.077 R)
• M31: 45,852,495 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.8

Radius: 4.5

Gravity: 33.52 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 12.78 AU - 17.84 AU

Year: 22449 Days

Day: 15.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 107,390,566 km

• M1: 56,398 km (0.083 R)
• M2: 235,766 km (0.049 R)
• M3: 410,497 km (0.116 R)
• M4: 672,442 km (0.072 R)
• M5: 869,612 km (0.066 R)
• M6: 1,132,157 km (0.114 R)
• M7: 1,758,673 km (0.044 R)
• M8: 1,991,447 km (0.111 R)
• M9: 2,157,800 km (0.094 R)
• M10: 3,596,482 km (0.051 R)
• M11: 4,408,200 km (0.049 R)
• M12: 5,295,914 km (0.09 R)
• M13: 6,520,223 km (0.108 R)
• M14: 10,537,824 km (0.106 R)
• M15: 12,663,909 km (0.058 R)
• M16: 13,236,868 km (0.094 R)
• M17: 15,865,901 km (0.09 R)
• M18: 16,700,807 km (0.096 R)
• M19: 18,823,302 km (0.116 R)
• M20: 19,380,703 km (0.117 R)
• M21: 21,019,698 km (0.108 R)
• M22: 22,853,468 km (0.073 R)
• M23: 25,236,114 km (0.045 R)
• M24: 25,460,660 km (0.088 R)
• M25: 28,018,634 km (0.079 R)
• M26: 28,259,337 km (0.1 R)
• M27: 31,775,785 km (0.062 R)
• M28: 38,019,850 km (0.042 R)
• M29: 44,541,420 km (0.05 R)
• M30: 44,705,229 km (0.114 R)
• M31: 45,364,208 km (0.119 R)
• M32: 57,193,211 km (0.049 R)
• M33: 62,776,652 km (0.049 R)
• M34: 65,912,223 km (0.071 R)
• M35: 73,174,452 km (0.114 R)
• M36: 75,942,013 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 844.3

Radius: 4.3

Gravity: 45.66 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 15.69 AU - 21.63 AU

Year: 30206 Days

Day: 23.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 107,390,566 km

• M1: 53,706 km (0.068 R)
• M2: 778,208 km (0.08 R)
• M3: 1,243,757 km (0.11 R)
• M4: 1,710,502 km (0.118 R)
• M5: 3,098,920 km (0.052 R)
• M6: 4,125,161 km (0.079 R)
• M7: 4,384,863 km (0.081 R)
• M8: 5,490,391 km (0.115 R)
• M9: 6,274,733 km (0.079 R)
• M10: 8,767,333 km (0.092 R)
• M11: 9,011,177 km (0.048 R)
• M12: 9,196,828 km (0.093 R)
• M13: 10,845,696 km (0.106 R)
• M14: 11,340,416 km (0.045 R)
• M15: 14,208,207 km (0.077 R)
• M16: 17,524,942 km (0.106 R)
• M17: 17,814,414 km (0.094 R)
• M18: 18,403,231 km (0.118 R)
• M19: 18,602,196 km (0.113 R)
• M20: 19,619,312 km (0.062 R)
• M21: 22,210,497 km (0.111 R)
• M22: 23,470,859 km (0.098 R)
• M23: 31,904,738 km (0.118 R)
• M24: 32,481,288 km (0.059 R)
• M25: 39,452,848 km (0.085 R)
• M26: 44,436,701 km (0.102 R)
• M27: 46,248,032 km (0.055 R)
• M28: 48,675,557 km (0.044 R)
• M29: 54,804,282 km (0.113 R)
• M30: 68,325,835 km (0.119 R)
• M31: 72,455,186 km (0.033 R)
• M32: 75,213,770 km (0.079 R)
• M33: 79,877,633 km (0.084 R)
• M34: 101,387,862 km (0.105 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 12,358 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit