🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.94 AU - 0.94 AU

Year: 323 Days

Day: 44.3 Hours

Environment

Temp: 82 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.3 AU - 1.72 AU

Year: 658 Days

Day: 17.6 Hours

Environment

Temp: -18 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.62 AU - 4.02 AU

Year: 2146 Days

Day: 38.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.96 AU - 4.24 AU

Year: 2945 Days

Day: 20.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 95,591,160 km

• M1: 22,589 km (0.034 R)
• M2: 2,157,052 km (0.094 R)

Asteroid Belt

Center: 4.72 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.4

Radius: 8.5

Gravity: 12.73 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.19 AU - 5.49 AU

Year: 4378 Days

Day: 7.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,591,160 km

• M1: 105,766 km (0.076 R)
• M2: 416,181 km (0.119 R)
• M3: 959,222 km (0.097 R)
• M4: 1,278,763 km (0.112 R)
• M5: 1,759,570 km (0.11 R)
• M6: 3,024,271 km (0.099 R)
• M7: 3,614,434 km (0.113 R)
• M8: 4,230,927 km (0.104 R)
• M9: 4,679,721 km (0.064 R)
• M10: 5,104,878 km (0.067 R)
• M11: 7,137,464 km (0.068 R)
• M12: 7,665,544 km (0.115 R)
• M13: 10,392,115 km (0.103 R)
• M14: 14,857,013 km (0.106 R)
• M15: 15,485,025 km (0.083 R)
• M16: 16,249,919 km (0.116 R)
• M17: 18,111,066 km (0.111 R)
• M18: 19,092,877 km (0.103 R)
• M19: 20,248,072 km (0.057 R)
• M20: 23,301,065 km (0.062 R)
• M21: 26,481,665 km (0.072 R)
• M22: 29,671,092 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.3

Radius: 9.6

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.11 AU - 11.91 AU

Year: 11235 Days

Day: 11.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 95,591,160 km

• M1: 119,529 km (0.078 R)
• M2: 664,364 km (0.099 R)
• M3: 1,094,458 km (0.097 R)
• M4: 1,919,041 km (0.099 R)
• M5: 2,308,295 km (0.078 R)
• M6: 2,709,367 km (0.102 R)
• M7: 3,179,254 km (0.112 R)
• M8: 3,933,078 km (0.073 R)
• M9: 4,771,574 km (0.059 R)
• M10: 5,393,901 km (0.119 R)
• M11: 6,537,876 km (0.077 R)
• M12: 8,047,318 km (0.108 R)
• M13: 8,838,093 km (0.089 R)
• M14: 9,776,370 km (0.093 R)
• M15: 10,936,053 km (0.092 R)
• M16: 11,630,935 km (0.074 R)
• M17: 12,990,481 km (0.112 R)
• M18: 14,327,287 km (0.053 R)
• M19: 17,993,781 km (0.052 R)
• M20: 22,752,340 km (0.109 R)
• M21: 24,688,735 km (0.069 R)
• M22: 25,604,274 km (0.114 R)
• M23: 28,786,370 km (0.1 R)
• M24: 30,524,398 km (0.059 R)
• M25: 32,007,362 km (0.111 R)
• M26: 35,460,829 km (0.079 R)
• M27: 36,625,897 km (0.118 R)
• M28: 37,695,971 km (0.076 R)
• M29: 38,909,359 km (0.082 R)
• M30: 40,651,576 km (0.049 R)
• M31: 44,424,733 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.1

Radius: 5.1

Gravity: 21.57 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 16.36 AU - 21.04 AU

Year: 28688 Days

Day: 22.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 95,591,160 km

• M1: 67,618 km (0.069 R)
• M2: 227,688 km (0.106 R)
• M3: 448,195 km (0.095 R)
• M4: 674,387 km (0.108 R)
• M5: 889,509 km (0.091 R)
• M6: 1,563,747 km (0.087 R)
• M7: 1,884,335 km (0.1 R)
• M8: 2,482,128 km (0.119 R)
• M9: 3,141,106 km (0.052 R)
• M10: 3,315,238 km (0.085 R)
• M11: 3,876,829 km (0.052 R)
• M12: 4,684,059 km (0.083 R)
• M13: 5,348,722 km (0.116 R)
• M14: 5,898,046 km (0.04 R)
• M15: 6,437,645 km (0.095 R)
• M16: 7,666,741 km (0.107 R)
• M17: 8,530,819 km (0.06 R)
• M18: 9,044,388 km (0.075 R)
• M19: 12,351,099 km (0.111 R)
• M20: 12,567,418 km (0.067 R)
• M21: 12,933,783 km (0.096 R)
• M22: 16,125,005 km (0.069 R)
• M23: 16,909,047 km (0.045 R)
• M24: 17,536,162 km (0.096 R)
• M25: 19,123,694 km (0.114 R)
• M26: 22,367,425 km (0.091 R)
• M27: 29,020,042 km (0.117 R)
• M28: 37,932,335 km (0.116 R)
• M29: 39,784,357 km (0.06 R)
• M30: 40,892,129 km (0.111 R)
• M31: 53,886,350 km (0.111 R)
• M32: 56,619,204 km (0.065 R)
• M33: 68,250,588 km (0.072 R)
• M34: 70,064,911 km (0.05 R)
• M35: 79,122,613 km (0.072 R)
• M36: 86,801,472 km (0.055 R)
• M37: 90,007,055 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.7

Radius: 5.8

Gravity: 16.96 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 15.08 AU - 24.18 AU

Year: 30854 Days

Day: 24.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 95,591,160 km

• M1: 72,106 km (0.115 R)
• M2: 381,774 km (0.115 R)
• M3: 847,771 km (0.117 R)
• M4: 1,869,973 km (0.091 R)
• M5: 2,169,020 km (0.084 R)
• M6: 2,353,922 km (0.032 R)
• M7: 4,028,671 km (0.108 R)
• M8: 4,793,714 km (0.112 R)
• M9: 5,651,508 km (0.06 R)
• M10: 6,185,274 km (0.05 R)
• M11: 7,301,722 km (0.101 R)
• M12: 7,561,125 km (0.062 R)
• M13: 9,925,968 km (0.078 R)
• M14: 10,569,838 km (0.097 R)
• M15: 16,846,815 km (0.092 R)
• M16: 18,902,439 km (0.12 R)
• M17: 23,169,120 km (0.1 R)
• M18: 23,956,304 km (0.113 R)
• M19: 24,877,827 km (0.043 R)
• M20: 25,347,414 km (0.116 R)
• M21: 29,710,586 km (0.064 R)
• M22: 31,451,008 km (0.118 R)
• M23: 32,276,638 km (0.068 R)
• M24: 39,093,364 km (0.066 R)
• M25: 40,208,317 km (0.089 R)
• M26: 43,679,736 km (0.091 R)
• M27: 58,940,065 km (0.117 R)
• M28: 59,564,786 km (0.109 R)
• M29: 61,465,576 km (0.116 R)
• M30: 63,188,794 km (0.12 R)
• M31: 76,408,908 km (0.109 R)
• M32: 77,400,293 km (0.079 R)
• M33: 83,791,413 km (0.116 R)
• M34: 84,317,399 km (0.05 R)
• M35: 93,882,089 km (0.072 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 18,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit