🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.88 AU - 1.04 AU

Year: 358 Days

Day: 14.9 Hours

Environment

Temp: 30 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,609,589 km

• M1: 192,832 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.12 AU - 1.18 AU

Year: 470 Days

Day: 37.8 Hours

Environment

Temp: -21 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,609,589 km

• M1: 49,966 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.97 AU - 1.35 AU

Year: 476 Days

Day: 37.9 Hours

Environment

Temp: -18 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,609,589 km

• M1: 130,001 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.02 AU - 4.2 AU

Year: 2612 Days

Day: 37 Hours

Environment

Temp: -135 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,609,589 km

• M1: 118,631 km (0.094 R)

Asteroid Belt

Center: 6.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.2

Radius: 11.2

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.8 AU - 11.12 AU

Year: 10213 Days

Day: 9 Hours

Environment

Temp: -170 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,609,589 km

• M1: 144,960 km (0.092 R)
• M2: 642,523 km (0.102 R)
• M3: 1,033,422 km (0.116 R)
• M4: 1,398,740 km (0.111 R)
• M5: 1,808,339 km (0.08 R)
• M6: 2,776,686 km (0.118 R)
• M7: 3,276,343 km (0.09 R)
• M8: 4,651,447 km (0.109 R)
• M9: 5,870,669 km (0.117 R)
• M10: 6,843,355 km (0.072 R)
• M11: 7,719,998 km (0.119 R)
• M12: 8,457,216 km (0.078 R)
• M13: 9,603,884 km (0.087 R)
• M14: 11,566,608 km (0.062 R)
• M15: 12,476,762 km (0.104 R)
• M16: 13,034,163 km (0.07 R)
• M17: 13,842,291 km (0.1 R)
• M18: 16,935,526 km (0.116 R)
• M19: 17,412,145 km (0.095 R)
• M20: 18,038,062 km (0.045 R)
• M21: 19,556,930 km (0.076 R)
• M22: 20,462,296 km (0.092 R)
• M23: 21,081,182 km (0.098 R)
• M24: 21,872,405 km (0.114 R)
• M25: 24,193,117 km (0.1 R)
• M26: 25,324,676 km (0.087 R)
• M27: 26,490,941 km (0.105 R)
• M28: 28,259,636 km (0.105 R)
• M29: 29,612,151 km (0.085 R)
• M30: 30,604,433 km (0.098 R)
• M31: 33,928,947 km (0.075 R)
• M32: 34,796,315 km (0.078 R)
• M33: 35,901,095 km (0.051 R)
• M34: 39,355,909 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.7

Radius: 7.4

Gravity: 16.52 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 12.02 AU - 16.46 AU

Year: 20463 Days

Day: 17.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,609,589 km

• M1: 92,302 km (0.118 R)
• M2: 329,415 km (0.05 R)
• M3: 619,485 km (0.032 R)
• M4: 1,108,819 km (0.086 R)
• M5: 1,685,669 km (0.116 R)
• M6: 2,814,834 km (0.071 R)
• M7: 3,753,560 km (0.1 R)
• M8: 4,009,672 km (0.088 R)
• M9: 4,629,007 km (0.072 R)
• M10: 5,037,858 km (0.108 R)
• M11: 5,716,883 km (0.053 R)
• M12: 6,100,152 km (0.103 R)
• M13: 6,918,453 km (0.104 R)
• M14: 7,158,258 km (0.066 R)
• M15: 8,015,304 km (0.109 R)
• M16: 9,632,756 km (0.108 R)
• M17: 12,414,529 km (0.092 R)
• M18: 14,645,482 km (0.118 R)
• M19: 20,763,885 km (0.107 R)
• M20: 21,567,974 km (0.037 R)
• M21: 22,601,994 km (0.06 R)
• M22: 27,546,354 km (0.094 R)
• M23: 32,092,483 km (0.12 R)
• M24: 37,114,484 km (0.088 R)
• M25: 39,353,216 km (0.05 R)
• M26: 47,464,113 km (0.114 R)
• M27: 53,760,538 km (0.07 R)
• M28: 56,621,448 km (0.088 R)
• M29: 57,597,275 km (0.119 R)
• M30: 57,990,717 km (0.065 R)
• M31: 71,320,934 km (0.116 R)
• M32: 71,774,665 km (0.12 R)
• M33: 79,784,733 km (0.112 R)
• M34: 80,273,619 km (0.118 R)
• M35: 80,764,599 km (0.102 R)
• M36: 81,257,524 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.7

Radius: 3.2

Gravity: 84.25 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 11.91 AU - 18.83 AU

Year: 22946 Days

Day: 16.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,609,589 km

• M1: 95,144 km (0.107 R)
• M2: 497,862 km (0.115 R)
• M3: 959,521 km (0.117 R)
• M4: 1,463,217 km (0.096 R)
• M5: 3,768,221 km (0.091 R)
• M6: 4,204,448 km (0.101 R)
• M7: 4,636,337 km (0.086 R)
• M8: 5,096,799 km (0.09 R)
• M9: 5,257,019 km (0.063 R)
• M10: 5,757,424 km (0.108 R)
• M11: 7,603,312 km (0.073 R)
• M12: 8,242,244 km (0.088 R)
• M13: 8,407,251 km (0.104 R)
• M14: 9,090,015 km (0.062 R)
• M15: 9,325,632 km (0.086 R)
• M16: 9,565,288 km (0.109 R)
• M17: 23,087,290 km (0.036 R)
• M18: 23,746,867 km (0.074 R)
• M19: 24,081,218 km (0.089 R)
• M20: 25,334,250 km (0.095 R)
• M21: 25,566,725 km (0.055 R)
• M22: 34,058,498 km (0.084 R)
• M23: 35,344,741 km (0.095 R)
• M24: 50,216,564 km (0.1 R)
• M25: 53,200,294 km (0.102 R)
• M26: 54,156,374 km (0.103 R)
• M27: 54,735,467 km (0.077 R)
• M28: 59,517,962 km (0.09 R)
• M29: 61,171,916 km (0.04 R)
• M30: 71,280,393 km (0.084 R)
• M31: 71,511,672 km (0.072 R)
• M32: 74,802,675 km (0.074 R)
• M33: 80,676,636 km (0.103 R)
• M34: 81,937,895 km (0.115 R)
• M35: 87,378,770 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.3

Radius: 4.1

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 12.73 AU - 18.47 AU

Year: 23463 Days

Day: 22.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,609,589 km

• M1: 53,406 km (0.048 R)
• M2: 216,917 km (0.103 R)
• M3: 426,055 km (0.12 R)
• M4: 790,625 km (0.102 R)
• M5: 940,073 km (0.078 R)
• M6: 1,434,195 km (0.048 R)
• M7: 2,536,581 km (0.103 R)
• M8: 3,687,288 km (0.061 R)
• M9: 4,108,706 km (0.083 R)
• M10: 5,113,704 km (0.064 R)
• M11: 5,458,826 km (0.057 R)
• M12: 6,233,743 km (0.061 R)
• M13: 7,163,793 km (0.079 R)
• M14: 8,044,625 km (0.101 R)
• M15: 9,345,080 km (0.111 R)
• M16: 10,071,677 km (0.079 R)
• M17: 12,476,612 km (0.089 R)
• M18: 14,615,413 km (0.073 R)
• M19: 14,890,074 km (0.07 R)
• M20: 17,830,421 km (0.12 R)
• M21: 20,961,354 km (0.115 R)
• M22: 24,152,277 km (0.098 R)
• M23: 25,912,595 km (0.118 R)
• M24: 33,453,525 km (0.055 R)
• M25: 34,776,568 km (0.057 R)
• M26: 39,350,224 km (0.061 R)
• M27: 45,903,209 km (0.108 R)
• M28: 53,959,503 km (0.061 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: 268 - 16,567 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit