🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.5 AU - 0.56 AU

Year: 145 Days

Day: 44.6 Hours

Environment

Temp: 153 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.93 AU - 1.25 AU

Year: 426 Days

Day: 21 Hours

Environment

Temp: 20 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.61 AU - 2.17 AU

Year: 974 Days

Day: 35 Hours

Environment

Temp: -62 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.31 AU - 3.15 AU

Year: 1690 Days

Day: 42.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.92 AU - 4.2 AU

Year: 2517 Days

Day: 27.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.4

Radius: 9.3

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 10.17 AU - 12.25 AU

Year: 14065 Days

Day: 11.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 99,448,894 km

• M1: 139,575 km (0.113 R)
• M2: 1,194,689 km (0.064 R)
• M3: 2,209,112 km (0.104 R)
• M4: 2,963,983 km (0.066 R)
• M5: 3,427,138 km (0.03 R)
• M6: 4,051,559 km (0.085 R)
• M7: 4,376,037 km (0.108 R)
• M8: 5,281,702 km (0.1 R)
• M9: 6,076,965 km (0.071 R)
• M10: 6,744,620 km (0.068 R)
• M11: 8,366,111 km (0.11 R)
• M12: 9,242,306 km (0.062 R)
• M13: 9,754,978 km (0.104 R)
• M14: 10,614,567 km (0.032 R)
• M15: 12,299,937 km (0.072 R)
• M16: 15,046,703 km (0.105 R)
• M17: 15,469,916 km (0.108 R)
• M18: 16,938,369 km (0.105 R)
• M19: 18,019,961 km (0.1 R)
• M20: 21,187,546 km (0.037 R)
• M21: 22,169,656 km (0.069 R)
• M22: 24,032,300 km (0.116 R)
• M23: 26,812,277 km (0.049 R)
• M24: 27,539,322 km (0.061 R)
• M25: 31,717,890 km (0.096 R)
• M26: 39,013,330 km (0.073 R)
• M27: 43,260,563 km (0.064 R)
• M28: 43,687,216 km (0.088 R)
• M29: 51,218,870 km (0.11 R)
• M30: 53,147,187 km (0.063 R)
• M31: 53,800,481 km (0.106 R)
• M32: 56,467,661 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 852.2

Radius: 6.3

Gravity: 21.47 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 12.08 AU - 12.5 AU

Year: 16146 Days

Day: 23.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 99,448,894 km

• M1: 78,539 km (0.098 R)
• M2: 379,679 km (0.085 R)
• M3: 725,400 km (0.057 R)
• M4: 1,397,244 km (0.112 R)
• M5: 1,701,825 km (0.069 R)
• M6: 3,875,931 km (0.094 R)
• M7: 6,887,187 km (0.034 R)
• M8: 8,113,740 km (0.083 R)
• M9: 8,884,318 km (0.106 R)
• M10: 10,510,597 km (0.104 R)
• M11: 11,238,091 km (0.068 R)
• M12: 11,551,050 km (0.095 R)
• M13: 12,063,722 km (0.11 R)
• M14: 12,658,373 km (0.103 R)
• M15: 12,860,929 km (0.074 R)
• M16: 13,203,358 km (0.103 R)
• M17: 13,481,611 km (0.074 R)
• M18: 14,339,853 km (0.114 R)
• M19: 19,095,869 km (0.049 R)
• M20: 20,732,918 km (0.083 R)
• M21: 29,030,813 km (0.075 R)
• M22: 31,559,316 km (0.104 R)
• M23: 32,813,395 km (0.064 R)
• M24: 33,196,067 km (0.078 R)
• M25: 35,823,305 km (0.105 R)
• M26: 36,364,849 km (0.107 R)
• M27: 38,303,338 km (0.046 R)
• M28: 50,040,937 km (0.063 R)
• M29: 50,378,579 km (0.098 R)
• M30: 52,262,465 km (0.118 R)
• M31: 54,548,769 km (0.116 R)
• M32: 60,650,567 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.3

Radius: 3.7

Gravity: 43.05 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 10.01 AU - 15.31 AU

Year: 16880 Days

Day: 24 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 99,448,894 km

• M1: 46,226 km (0.119 R)
• M2: 223,200 km (0.06 R)
• M3: 578,345 km (0.05 R)
• M4: 884,123 km (0.075 R)
• M5: 2,007,454 km (0.107 R)
• M6: 6,581,558 km (0.118 R)
• M7: 8,512,717 km (0.094 R)
• M8: 8,970,786 km (0.075 R)
• M9: 9,232,283 km (0.104 R)
• M10: 10,791,242 km (0.107 R)
• M11: 11,387,988 km (0.108 R)
• M12: 12,582,079 km (0.067 R)
• M13: 15,587,649 km (0.112 R)
• M14: 16,118,273 km (0.074 R)
• M15: 16,272,060 km (0.088 R)
• M16: 16,582,625 km (0.069 R)
• M17: 16,897,079 km (0.112 R)
• M18: 17,864,379 km (0.079 R)
• M19: 19,470,462 km (0.076 R)
• M20: 19,732,558 km (0.097 R)
• M21: 21,078,490 km (0.115 R)
• M22: 24,454,465 km (0.109 R)
• M23: 26,429,755 km (0.111 R)
• M24: 26,751,091 km (0.057 R)
• M25: 28,960,053 km (0.05 R)
• M26: 30,342,188 km (0.103 R)
• M27: 34,495,923 km (0.107 R)
• M28: 40,130,078 km (0.047 R)
• M29: 41,845,816 km (0.083 R)
• M30: 42,868,766 km (0.1 R)
• M31: 44,208,415 km (0.096 R)
• M32: 44,509,854 km (0.042 R)
• M33: 49,683,697 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.7

Radius: 6.2

Gravity: 21.04 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 13.39 AU - 21.67 AU

Year: 27504 Days

Day: 16.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 99,448,894 km

• M1: 77,641 km (0.103 R)
• M2: 343,926 km (0.054 R)
• M3: 813,962 km (0.095 R)
• M4: 1,843,943 km (0.048 R)
• M5: 2,353,324 km (0.091 R)
• M6: 2,602,405 km (0.114 R)
• M7: 3,008,862 km (0.048 R)
• M8: 3,272,603 km (0.116 R)
• M9: 3,551,753 km (0.075 R)
• M10: 5,529,885 km (0.102 R)
• M11: 7,759,342 km (0.096 R)
• M12: 8,033,106 km (0.078 R)
• M13: 10,133,012 km (0.111 R)
• M14: 11,135,617 km (0.096 R)
• M15: 11,554,640 km (0.062 R)
• M16: 12,276,300 km (0.098 R)
• M17: 14,704,424 km (0.098 R)
• M18: 16,520,093 km (0.081 R)
• M19: 17,065,078 km (0.07 R)
• M20: 19,971,465 km (0.092 R)
• M21: 22,301,452 km (0.033 R)
• M22: 23,191,859 km (0.046 R)
• M23: 25,641,374 km (0.069 R)
• M24: 26,742,115 km (0.1 R)
• M25: 36,552,744 km (0.107 R)
• M26: 37,167,441 km (0.096 R)
• M27: 37,632,990 km (0.064 R)
• M28: 40,508,411 km (0.088 R)
• M29: 41,832,053 km (0.085 R)
• M30: 47,415,793 km (0.096 R)
• M31: 52,497,184 km (0.105 R)
• M32: 53,279,431 km (0.101 R)
• M33: 59,185,705 km (0.064 R)
• M34: 60,033,177 km (0.084 R)
• M35: 69,659,949 km (0.088 R)
• M36: 81,825,996 km (0.08 R)
• M37: 89,932,106 km (0.099 R)
• M38: 97,965,811 km (0.073 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: 364 - 12,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit