🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.64 AU - 0.82 AU

Year: 229 Days

Day: 35.5 Hours

Environment

Temp: 108 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.81 AU - 0.93 AU

Year: 298 Days

Day: 13.1 Hours

Environment

Temp: 118 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.96 AU - 1.36 AU

Year: 459 Days

Day: 16.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 41,147,823 km

• M1: 32,463 km (0.098 R)
• M2: 77,791 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.26 AU - 1.82 AU

Year: 702 Days

Day: 29.7 Hours

Environment

Temp: -46 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.11 AU - 3.53 AU

Year: 2221 Days

Day: 22.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.3

Radius: 9.8

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.61 AU - 5.89 AU

Year: 3800 Days

Day: 9.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 41,147,823 km

• M1: 121,922 km (0.112 R)
• M2: 595,998 km (0.109 R)
• M3: 2,183,680 km (0.107 R)
• M4: 2,568,446 km (0.062 R)
• M5: 3,164,593 km (0.119 R)
• M6: 3,577,184 km (0.093 R)
• M7: 3,915,425 km (0.088 R)
• M8: 4,391,894 km (0.111 R)
• M9: 5,009,285 km (0.096 R)
• M10: 5,379,539 km (0.118 R)
• M11: 5,739,771 km (0.088 R)
• M12: 6,145,780 km (0.09 R)
• M13: 6,695,851 km (0.084 R)
• M14: 8,656,780 km (0.094 R)
• M15: 9,993,736 km (0.1 R)
• M16: 11,105,548 km (0.092 R)
• M17: 14,719,682 km (0.113 R)
• M18: 15,097,716 km (0.089 R)
• M19: 15,593,184 km (0.088 R)
• M20: 16,042,576 km (0.085 R)
• M21: 17,988,845 km (0.106 R)
• M22: 20,822,079 km (0.079 R)
• M23: 22,132,706 km (0.032 R)
• M24: 22,557,863 km (0.114 R)
• M25: 24,088,698 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.9

Radius: 9.6

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.86 AU - 5.52 AU

Year: 4340 Days

Day: 12.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,147,823 km

• M1: 120,576 km (0.12 R)
• M2: 475,272 km (0.12 R)
• M3: 822,639 km (0.084 R)
• M4: 1,500,616 km (0.072 R)
• M5: 2,113,519 km (0.071 R)
• M6: 2,427,824 km (0.112 R)
• M7: 2,836,974 km (0.059 R)
• M8: 3,152,177 km (0.112 R)
• M9: 3,602,766 km (0.078 R)
• M10: 4,116,634 km (0.08 R)
• M11: 4,656,084 km (0.084 R)
• M12: 6,089,980 km (0.041 R)
• M13: 8,023,831 km (0.103 R)
• M14: 9,766,946 km (0.056 R)
• M15: 10,608,733 km (0.12 R)
• M16: 11,291,797 km (0.101 R)
• M17: 12,003,733 km (0.111 R)
• M18: 13,332,910 km (0.095 R)
• M19: 14,562,006 km (0.08 R)
• M20: 15,254,495 km (0.104 R)
• M21: 17,573,711 km (0.048 R)
• M22: 18,472,495 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.1

Radius: 8.1

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.56 AU - 11.58 AU

Year: 11731 Days

Day: 6.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,147,823 km

• M1: 100,829 km (0.085 R)
• M2: 366,365 km (0.06 R)
• M3: 818,899 km (0.052 R)
• M4: 1,599,800 km (0.112 R)
• M5: 2,806,306 km (0.056 R)
• M6: 3,215,008 km (0.039 R)
• M7: 3,610,993 km (0.093 R)
• M8: 3,956,564 km (0.106 R)
• M9: 4,965,602 km (0.088 R)
• M10: 6,136,953 km (0.099 R)
• M11: 6,475,643 km (0.083 R)
• M12: 8,224,741 km (0.025 R)
• M13: 10,215,291 km (0.082 R)
• M14: 15,601,113 km (0.051 R)
• M15: 18,933,555 km (0.082 R)
• M16: 20,723,344 km (0.089 R)
• M17: 21,230,481 km (0.101 R)
• M18: 26,173,344 km (0.116 R)
• M19: 27,671,417 km (0.095 R)
• M20: 28,701,399 km (0.104 R)
• M21: 30,619,243 km (0.025 R)
• M22: 33,192,327 km (0.118 R)
• M23: 34,003,147 km (0.114 R)
• M24: 36,027,206 km (0.095 R)
• M25: 36,392,524 km (0.047 R)
• M26: 40,707,675 km (0.077 R)
• M27: 43,399,090 km (0.095 R)
• M28: 46,063,578 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.2

Radius: 9.6

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 10.77 AU - 13.35 AU

Year: 15374 Days

Day: 11.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,147,823 km

• M1: 119,379 km (0.109 R)
• M2: 465,100 km (0.046 R)
• M3: 858,243 km (0.097 R)
• M4: 1,923,230 km (0.063 R)
• M5: 3,874,435 km (0.072 R)
• M6: 4,871,206 km (0.086 R)
• M7: 6,550,442 km (0.106 R)
• M8: 7,364,105 km (0.079 R)
• M9: 10,322,403 km (0.075 R)
• M10: 10,776,582 km (0.036 R)
• M11: 16,081,322 km (0.071 R)
• M12: 16,925,353 km (0.099 R)
• M13: 17,318,646 km (0.05 R)
• M14: 21,685,707 km (0.115 R)
• M15: 23,974,256 km (0.118 R)
• M16: 25,483,548 km (0.027 R)
• M17: 29,025,428 km (0.071 R)
• M18: 33,126,803 km (0.095 R)
• M19: 40,048,248 km (0.091 R)
• M20: 43,477,180 km (0.076 R)
• M21: 43,919,092 km (0.091 R)
• M22: 45,565,118 km (0.119 R)
• M23: 47,562,997 km (0.092 R)
• M24: 51,568,032 km (0.095 R)
• M25: 52,561,661 km (0.099 R)
• M26: 55,792,376 km (0.098 R)
• M27: 60,975,045 km (0.036 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.7

Radius: 7

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 11.78 AU - 13.8 AU

Year: 16791 Days

Day: 22.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,147,823 km

• M1: 88,113 km (0.109 R)
• M2: 640,578 km (0.091 R)
• M3: 1,877,902 km (0.071 R)
• M4: 2,958,597 km (0.061 R)
• M5: 5,067,179 km (0.104 R)
• M6: 5,470,046 km (0.042 R)
• M7: 6,733,849 km (0.098 R)
• M8: 8,015,903 km (0.088 R)
• M9: 8,392,141 km (0.085 R)
• M10: 8,911,844 km (0.116 R)
• M11: 10,650,321 km (0.101 R)
• M12: 14,970,259 km (0.096 R)
• M13: 15,669,779 km (0.081 R)
• M14: 15,994,855 km (0.074 R)
• M15: 16,861,176 km (0.091 R)
• M16: 21,189,042 km (0.095 R)
• M17: 24,077,927 km (0.117 R)
• M18: 27,406,330 km (0.107 R)
• M19: 30,220,415 km (0.116 R)
• M20: 31,542,113 km (0.069 R)
• M21: 35,291,484 km (0.104 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 17,791 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit