🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.46 AU - 0.6 AU

Year: 164 Days

Day: 41.7 Hours

Environment

Temp: 87 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.52 AU - 0.72 AU

Year: 207 Days

Day: 23.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 41 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.53 AU - 0.85 AU

Year: 243 Days

Day: 41.2 Hours

Environment

Temp: -6 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.07 AU - 1.23 AU

Year: 524 Days

Day: 29 Hours

Environment

Temp: -68 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,478,771 km

• M1: 484,099 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.88 AU - 2.5 AU

Year: 1376 Days

Day: 36.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.6

Radius: 12.5

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.25 AU - 4.23 AU

Year: 3071 Days

Day: 12.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,478,771 km

• M1: 155,582 km (0.116 R)
• M2: 612,154 km (0.067 R)
• M3: 1,507,647 km (0.111 R)
• M4: 4,312,607 km (0.117 R)
• M5: 5,126,420 km (0.115 R)
• M6: 5,903,132 km (0.111 R)
• M7: 6,697,497 km (0.108 R)
• M8: 8,464,397 km (0.12 R)
• M9: 9,141,627 km (0.073 R)
• M10: 12,129,246 km (0.075 R)
• M11: 12,623,068 km (0.049 R)
• M12: 13,651,254 km (0.042 R)
• M13: 14,334,019 km (0.113 R)
• M14: 19,462,234 km (0.077 R)
• M15: 21,347,616 km (0.035 R)
• M16: 21,738,964 km (0.068 R)
• M17: 22,134,950 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.8

Radius: 10.6

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.54 AU - 5.88 AU

Year: 4340 Days

Day: 9.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 102,478,771 km

• M1: 131,796 km (0.072 R)
• M2: 509,530 km (0.116 R)
• M3: 848,818 km (0.107 R)
• M4: 1,304,793 km (0.118 R)
• M5: 2,137,754 km (0.079 R)
• M6: 2,467,916 km (0.094 R)
• M7: 3,521,085 km (0.092 R)
• M8: 3,916,921 km (0.064 R)
• M9: 4,772,322 km (0.077 R)
• M10: 5,258,515 km (0.073 R)
• M11: 5,777,619 km (0.114 R)
• M12: 6,884,793 km (0.096 R)
• M13: 7,295,439 km (0.083 R)
• M14: 7,758,594 km (0.078 R)
• M15: 9,266,990 km (0.082 R)
• M16: 11,714,411 km (0.067 R)
• M17: 13,164,762 km (0.092 R)
• M18: 14,177,839 km (0.111 R)
• M19: 15,357,119 km (0.075 R)
• M20: 16,783,535 km (0.093 R)
• M21: 17,403,319 km (0.102 R)
• M22: 19,557,079 km (0.116 R)
• M23: 20,945,796 km (0.108 R)
• M24: 21,447,099 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520

Radius: 9.8

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 8.04 AU - 8.86 AU

Year: 10429 Days

Day: 14.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 102,478,771 km

• M1: 121,922 km (0.119 R)
• M2: 459,565 km (0.111 R)
• M3: 947,104 km (0.115 R)
• M4: 2,524,913 km (0.08 R)
• M5: 2,970,565 km (0.074 R)
• M6: 3,687,588 km (0.067 R)
• M7: 4,778,006 km (0.087 R)
• M8: 6,070,831 km (0.118 R)
• M9: 6,611,328 km (0.103 R)
• M10: 7,997,652 km (0.116 R)
• M11: 9,664,172 km (0.117 R)
• M12: 11,496,596 km (0.103 R)
• M13: 12,211,973 km (0.118 R)
• M14: 13,251,080 km (0.098 R)
• M15: 17,211,983 km (0.107 R)
• M16: 18,740,574 km (0.087 R)
• M17: 19,576,377 km (0.083 R)
• M18: 19,886,344 km (0.061 R)
• M19: 22,997,531 km (0.119 R)
• M20: 24,488,872 km (0.099 R)
• M21: 26,893,060 km (0.105 R)
• M22: 29,755,615 km (0.074 R)
• M23: 35,731,302 km (0.103 R)
• M24: 37,489,974 km (0.119 R)
• M25: 38,572,465 km (0.066 R)
• M26: 39,182,824 km (0.091 R)
• M27: 39,552,031 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.9

Radius: 5.4

Gravity: 26.95 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 15.22 AU - 18.34 AU

Year: 29185 Days

Day: 21.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 102,478,771 km

• M1: 67,169 km (0.112 R)
• M2: 366,664 km (0.092 R)
• M3: 923,916 km (0.112 R)
• M4: 1,554,920 km (0.106 R)
• M5: 1,994,588 km (0.06 R)
• M6: 4,236,013 km (0.103 R)
• M7: 4,571,861 km (0.091 R)
• M8: 4,766,039 km (0.11 R)
• M9: 5,775,824 km (0.107 R)
• M10: 6,523,664 km (0.114 R)
• M11: 6,920,846 km (0.096 R)
• M12: 7,125,496 km (0.077 R)
• M13: 7,873,486 km (0.116 R)
• M14: 8,672,637 km (0.11 R)
• M15: 9,650,559 km (0.085 R)
• M16: 11,606,700 km (0.09 R)
• M17: 12,042,180 km (0.09 R)
• M18: 12,639,524 km (0.038 R)
• M19: 14,717,738 km (0.037 R)
• M20: 15,141,997 km (0.113 R)
• M21: 16,920,716 km (0.106 R)
• M22: 22,077,654 km (0.048 R)
• M23: 24,474,660 km (0.071 R)
• M24: 25,431,788 km (0.12 R)
• M25: 28,062,317 km (0.103 R)
• M26: 28,714,414 km (0.043 R)
• M27: 31,006,851 km (0.11 R)
• M28: 36,721,341 km (0.047 R)
• M29: 42,584,530 km (0.064 R)
• M30: 49,041,623 km (0.115 R)
• M31: 49,796,942 km (0.1 R)
• M32: 50,752,125 km (0.109 R)
• M33: 55,099,888 km (0.106 R)
• M34: 55,303,191 km (0.107 R)
• M35: 55,711,294 km (0.094 R)
• M36: 56,947,870 km (0.049 R)
• M37: 70,813,798 km (0.071 R)
• M38: 79,554,053 km (0.091 R)
• M39: 98,536,377 km (0.072 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: 462 - 16,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit