🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.7 AU - 0.9 AU

Year: 250 Days

Day: 21.5 Hours

Environment

Temp: 164 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.89 AU - 1.23 AU

Year: 382 Days

Day: 14.7 Hours

Environment

Temp: 93 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,753,369 km

• M1: 111,002 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.15 AU - 1.83 AU

Year: 636 Days

Day: 39.4 Hours

Environment

Temp: -12 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.9 AU - 2.38 AU

Year: 1095 Days

Day: 15.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 111,753,369 km

• M1: 140,921 km (0.101 R)
• M2: 1,558,511 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.15 AU - 3.27 AU

Year: 1561 Days

Day: 26.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75

Radius: 12.6

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 7.45 AU - 8.69 AU

Year: 8020 Days

Day: 14.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 111,753,369 km

• M1: 243,246 km (0.119 R)
• M2: 702,960 km (0.096 R)
• M3: 1,135,448 km (0.042 R)
• M4: 2,169,618 km (0.098 R)
• M5: 2,582,059 km (0.107 R)
• M6: 3,266,170 km (0.067 R)
• M7: 5,161,276 km (0.109 R)
• M8: 6,496,437 km (0.068 R)
• M9: 7,008,660 km (0.106 R)
• M10: 9,511,881 km (0.04 R)
• M11: 9,986,855 km (0.077 R)
• M12: 11,466,826 km (0.11 R)
• M13: 12,430,985 km (0.109 R)
• M14: 14,141,337 km (0.083 R)
• M15: 14,664,481 km (0.054 R)
• M16: 16,415,674 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.2

Radius: 9

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.61 AU - 10.51 AU

Year: 9540 Days

Day: 12.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 111,753,369 km

• M1: 113,545 km (0.058 R)
• M2: 504,893 km (0.114 R)
• M3: 1,381,088 km (0.111 R)
• M4: 2,517,583 km (0.06 R)
• M5: 2,862,705 km (0.109 R)
• M6: 3,415,469 km (0.079 R)
• M7: 4,572,459 km (0.051 R)
• M8: 4,856,994 km (0.077 R)
• M9: 5,153,497 km (0.084 R)
• M10: 5,598,102 km (0.053 R)
• M11: 6,238,680 km (0.085 R)
• M12: 9,138,635 km (0.116 R)
• M13: 9,691,100 km (0.09 R)
• M14: 11,371,832 km (0.06 R)
• M15: 13,075,602 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.6

Radius: 12.3

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 9.21 AU - 15.03 AU

Year: 14762 Days

Day: 7.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 111,753,369 km

• M1: 153,487 km (0.058 R)
• M2: 755,320 km (0.055 R)
• M3: 1,313,021 km (0.108 R)
• M4: 2,195,648 km (0.062 R)
• M5: 3,184,340 km (0.052 R)
• M6: 3,627,898 km (0.089 R)
• M7: 4,804,485 km (0.12 R)
• M8: 5,427,112 km (0.039 R)
• M9: 6,340,257 km (0.088 R)
• M10: 9,329,073 km (0.12 R)
• M11: 9,806,290 km (0.069 R)
• M12: 13,218,019 km (0.086 R)
• M13: 13,957,481 km (0.115 R)
• M14: 24,105,752 km (0.117 R)
• M15: 24,603,464 km (0.099 R)
• M16: 29,058,190 km (0.115 R)
• M17: 30,539,358 km (0.114 R)
• M18: 33,775,310 km (0.071 R)
• M19: 45,446,188 km (0.028 R)
• M20: 54,619,230 km (0.081 R)
• M21: 58,825,174 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.1

Radius: 7

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 14.49 AU - 14.73 AU

Year: 19537 Days

Day: 20.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 111,753,369 km

• M1: 87,664 km (0.082 R)
• M2: 466,297 km (0.093 R)
• M3: 701,614 km (0.041 R)
• M4: 933,491 km (0.111 R)
• M5: 1,543,700 km (0.093 R)
• M6: 2,087,189 km (0.113 R)
• M7: 2,353,623 km (0.077 R)
• M8: 2,599,861 km (0.079 R)
• M9: 3,735,908 km (0.103 R)
• M10: 4,248,430 km (0.098 R)
• M11: 5,036,512 km (0.099 R)
• M12: 7,065,956 km (0.049 R)
• M13: 7,669,883 km (0.117 R)
• M14: 8,639,726 km (0.077 R)
• M15: 10,488,756 km (0.029 R)
• M16: 10,764,913 km (0.115 R)
• M17: 11,447,528 km (0.094 R)
• M18: 12,961,758 km (0.103 R)
• M19: 13,279,803 km (0.034 R)
• M20: 13,931,751 km (0.065 R)
• M21: 16,161,507 km (0.084 R)
• M22: 17,904,023 km (0.09 R)
• M23: 30,942,524 km (0.099 R)
• M24: 31,855,670 km (0.118 R)
• M25: 32,552,197 km (0.063 R)
• M26: 35,687,918 km (0.076 R)
• M27: 35,937,148 km (0.066 R)
• M28: 37,714,521 km (0.028 R)
• M29: 39,549,787 km (0.081 R)
• M30: 49,161,451 km (0.086 R)
• M31: 51,507,893 km (0.063 R)
• M32: 52,145,928 km (0.067 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919.3

Radius: 7.1

Gravity: 18.24 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 15.93 AU - 23.59 AU

Year: 30730 Days

Day: 22.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 111,753,369 km

• M1: 89,460 km (0.076 R)
• M2: 316,998 km (0.106 R)
• M3: 1,213,688 km (0.057 R)
• M4: 2,385,338 km (0.091 R)
• M5: 2,755,742 km (0.081 R)
• M6: 3,133,477 km (0.108 R)
• M7: 4,633,944 km (0.105 R)
• M8: 4,875,993 km (0.089 R)
• M9: 5,211,840 km (0.076 R)
• M10: 6,024,157 km (0.079 R)
• M11: 7,672,276 km (0.109 R)
• M12: 13,796,664 km (0.12 R)
• M13: 14,384,134 km (0.051 R)
• M14: 16,431,980 km (0.026 R)
• M15: 17,966,255 km (0.082 R)
• M16: 19,385,042 km (0.053 R)
• M17: 20,228,474 km (0.11 R)
• M18: 22,789,590 km (0.098 R)
• M19: 23,138,751 km (0.102 R)
• M20: 27,350,231 km (0.113 R)
• M21: 29,087,062 km (0.061 R)
• M22: 29,774,165 km (0.097 R)
• M23: 31,038,267 km (0.087 R)
• M24: 31,900,549 km (0.114 R)
• M25: 49,300,277 km (0.053 R)
• M26: 50,080,430 km (0.061 R)
• M27: 50,473,574 km (0.117 R)
• M28: 52,672,662 km (0.099 R)
• M29: 53,487,821 km (0.056 R)
• M30: 55,143,570 km (0.101 R)
• M31: 55,773,078 km (0.049 R)
• M32: 57,906,493 km (0.086 R)
• M33: 59,431,644 km (0.114 R)
• M34: 60,983,572 km (0.096 R)
• M35: 71,859,487 km (0.1 R)
• M36: 89,617,502 km (0.072 R)
• M37: 108,436,765 km (0.096 R)
• M38: 111,084,647 km (0.043 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 13,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit