🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.62 AU - 0.64 AU

Year: 185 Days

Day: 21.8 Hours

Environment

Temp: 142 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,885,611 km

• M1: 113,994 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.54 AU - 0.74 AU

Year: 190 Days

Day: 46.2 Hours

Environment

Temp: 186 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.79 AU - 1.09 AU

Year: 338 Days

Day: 31.9 Hours

Environment

Temp: 41 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.91 AU - 1.51 AU

Year: 494 Days

Day: 34.9 Hours

Environment

Temp: -14 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 79,885,611 km

• M1: 31,266 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.7

Radius: 11.6

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.82 AU - 5.42 AU

Year: 4296 Days

Day: 8.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,885,611 km

• M1: 144,362 km (0.096 R)
• M2: 609,911 km (0.096 R)
• M3: 1,136,645 km (0.063 R)
• M4: 1,777,671 km (0.089 R)
• M5: 2,376,362 km (0.034 R)
• M6: 3,979,154 km (0.077 R)
• M7: 4,558,247 km (0.101 R)
• M8: 5,166,213 km (0.102 R)
• M9: 6,452,007 km (0.087 R)
• M10: 6,989,661 km (0.107 R)
• M11: 7,386,993 km (0.114 R)
• M12: 7,834,590 km (0.104 R)
• M13: 8,708,541 km (0.063 R)
• M14: 9,169,302 km (0.062 R)
• M15: 9,849,823 km (0.099 R)
• M16: 11,907,691 km (0.098 R)
• M17: 13,211,886 km (0.099 R)
• M18: 15,593,633 km (0.072 R)
• M19: 17,212,581 km (0.106 R)
• M20: 17,634,298 km (0.11 R)
• M21: 18,001,112 km (0.056 R)
• M22: 19,781,326 km (0.114 R)
• M23: 21,122,920 km (0.039 R)
• M24: 22,595,711 km (0.045 R)
• M25: 22,956,392 km (0.119 R)
• M26: 24,211,069 km (0.076 R)
• M27: 26,937,640 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526

Radius: 11.3

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.09 AU - 7.25 AU

Year: 5684 Days

Day: 10.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,885,611 km

• M1: 141,819 km (0.083 R)
• M2: 505,192 km (0.109 R)
• M3: 864,077 km (0.089 R)
• M4: 1,277,715 km (0.052 R)
• M5: 1,864,588 km (0.052 R)
• M6: 2,345,695 km (0.073 R)
• M7: 2,782,072 km (0.08 R)
• M8: 4,187,544 km (0.111 R)
• M9: 4,887,063 km (0.113 R)
• M10: 5,320,897 km (0.034 R)
• M11: 6,486,863 km (0.115 R)
• M12: 7,671,977 km (0.116 R)
• M13: 8,641,820 km (0.027 R)
• M14: 10,160,538 km (0.062 R)
• M15: 11,994,907 km (0.055 R)
• M16: 14,752,594 km (0.118 R)
• M17: 19,948,577 km (0.081 R)
• M18: 25,680,120 km (0.062 R)
• M19: 27,246,709 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.7

Radius: 4.6

Gravity: 43.37 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 11.28 AU - 13.16 AU

Year: 15842 Days

Day: 23.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,885,611 km

• M1: 57,296 km (0.113 R)
• M2: 340,186 km (0.05 R)
• M3: 657,483 km (0.064 R)
• M4: 918,830 km (0.11 R)
• M5: 1,289,384 km (0.104 R)
• M6: 1,753,437 km (0.058 R)
• M7: 4,183,804 km (0.046 R)
• M8: 5,075,108 km (0.096 R)
• M9: 5,297,560 km (0.097 R)
• M10: 5,722,268 km (0.092 R)
• M11: 7,178,753 km (0.112 R)
• M12: 7,746,926 km (0.087 R)
• M13: 8,550,565 km (0.065 R)
• M14: 10,321,655 km (0.096 R)
• M15: 12,060,132 km (0.101 R)
• M16: 12,725,543 km (0.12 R)
• M17: 14,056,814 km (0.095 R)
• M18: 15,324,207 km (0.038 R)
• M19: 15,478,144 km (0.043 R)
• M20: 20,779,443 km (0.105 R)
• M21: 21,734,177 km (0.116 R)
• M22: 23,628,236 km (0.052 R)
• M23: 26,394,450 km (0.101 R)
• M24: 28,897,521 km (0.112 R)
• M25: 30,327,378 km (0.088 R)
• M26: 33,070,105 km (0.093 R)
• M27: 34,501,458 km (0.096 R)
• M28: 45,854,590 km (0.101 R)
• M29: 51,669,758 km (0.073 R)
• M30: 57,771,107 km (0.08 R)
• M31: 60,416,895 km (0.115 R)
• M32: 62,355,534 km (0.026 R)
• M33: 63,737,070 km (0.106 R)
• M34: 70,951,278 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.9

Radius: 3.3

Gravity: 68.31 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 12.89 AU - 16.27 AU

Year: 20646 Days

Day: 22.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 79,885,611 km

• M1: 40,990 km (0.098 R)
• M2: 144,512 km (0.089 R)
• M3: 327,021 km (0.078 R)
• M4: 447,298 km (0.096 R)
• M5: 718,967 km (0.053 R)
• M6: 845,677 km (0.114 R)
• M7: 1,215,184 km (0.12 R)
• M8: 2,657,457 km (0.08 R)
• M9: 2,858,516 km (0.102 R)
• M10: 3,493,858 km (0.109 R)
• M11: 3,987,830 km (0.097 R)
• M12: 4,151,341 km (0.118 R)
• M13: 4,456,969 km (0.119 R)
• M14: 4,633,046 km (0.112 R)
• M15: 5,112,806 km (0.074 R)
• M16: 5,956,538 km (0.117 R)
• M17: 6,796,231 km (0.079 R)
• M18: 12,613,644 km (0.114 R)
• M19: 12,966,096 km (0.103 R)
• M20: 13,325,131 km (0.118 R)
• M21: 15,062,411 km (0.091 R)
• M22: 18,795,327 km (0.106 R)
• M23: 23,521,722 km (0.072 R)
• M24: 27,310,587 km (0.069 R)
• M25: 31,744,519 km (0.104 R)
• M26: 32,791,105 km (0.031 R)
• M27: 33,456,666 km (0.054 R)
• M28: 45,695,118 km (0.116 R)
• M29: 50,826,625 km (0.089 R)
• M30: 52,437,794 km (0.11 R)
• M31: 54,452,877 km (0.075 R)
• M32: 55,573,515 km (0.087 R)
• M33: 57,475,053 km (0.101 R)
• M34: 61,608,741 km (0.062 R)
• M35: 66,995,611 km (0.106 R)
• M36: 67,851,311 km (0.081 R)
• M37: 68,497,723 km (0.086 R)
• M38: 71,124,812 km (0.071 R)
• M39: 72,015,218 km (0.104 R)
• M40: 73,591,232 km (0.105 R)
• M41: 75,882,323 km (0.098 R)
• M42: 78,931,277 km (0.041 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 16,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit