🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.67 AU - 0.77 AU

Year: 261 Days

Day: 23.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.85 AU - 0.95 AU

Year: 365 Days

Day: 42.7 Hours

Environment

Temp: -40 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,834,542 km

• M1: 23,786 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.81 AU - 1.23 AU

Year: 440 Days

Day: 37.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.16 AU - 1.82 AU

Year: 778 Days

Day: 38 Hours

Environment

Temp: -89 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,834,542 km

• M1: 120,127 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.32 AU - 1.68 AU

Year: 785 Days

Day: 14 Hours

Environment

Temp: -97 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.7

Radius: 14.3

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.1 AU - 5.14 AU

Year: 3575 Days

Day: 11.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,834,542 km

• M1: 177,872 km (0.084 R)
• M2: 1,016,368 km (0.074 R)
• M3: 1,499,569 km (0.056 R)
• M4: 1,966,913 km (0.108 R)
• M5: 2,664,936 km (0.056 R)
• M6: 3,690,729 km (0.091 R)
• M7: 4,161,214 km (0.12 R)
• M8: 5,743,361 km (0.072 R)
• M9: 6,242,719 km (0.1 R)
• M10: 6,915,012 km (0.081 R)
• M11: 7,917,916 km (0.075 R)
• M12: 9,332,214 km (0.062 R)
• M13: 10,175,049 km (0.053 R)
• M14: 11,554,341 km (0.119 R)
• M15: 13,279,803 km (0.054 R)
• M16: 14,876,611 km (0.112 R)
• M17: 17,236,667 km (0.119 R)
• M18: 18,562,403 km (0.09 R)
• M19: 19,541,970 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.7

Radius: 12.7

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.52 AU - 4.94 AU

Year: 4398 Days

Day: 8.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,834,542 km

• M1: 157,975 km (0.063 R)
• M2: 647,609 km (0.113 R)
• M3: 1,190,949 km (0.109 R)
• M4: 2,061,907 km (0.099 R)
• M5: 2,527,456 km (0.078 R)
• M6: 3,045,663 km (0.042 R)
• M7: 4,767,834 km (0.109 R)
• M8: 5,324,487 km (0.108 R)
• M9: 7,066,405 km (0.093 R)
• M10: 7,791,805 km (0.089 R)
• M11: 9,010,130 km (0.078 R)
• M12: 10,146,476 km (0.077 R)
• M13: 10,559,665 km (0.079 R)
• M14: 11,288,207 km (0.039 R)
• M15: 15,174,610 km (0.113 R)
• M16: 20,985,440 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.3

Radius: 6.4

Gravity: 22.74 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 10.76 AU - 11.78 AU

Year: 16174 Days

Day: 18.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,834,542 km

• M1: 80,334 km (0.106 R)
• M2: 326,273 km (0.106 R)
• M3: 542,292 km (0.045 R)
• M4: 816,206 km (0.117 R)
• M5: 1,089,970 km (0.1 R)
• M6: 1,349,373 km (0.052 R)
• M7: 3,028,908 km (0.119 R)
• M8: 3,781,685 km (0.102 R)
• M9: 4,027,025 km (0.079 R)
• M10: 5,116,846 km (0.115 R)
• M11: 6,305,401 km (0.092 R)
• M12: 6,651,121 km (0.111 R)
• M13: 7,193,563 km (0.11 R)
• M14: 7,962,047 km (0.102 R)
• M15: 9,215,378 km (0.058 R)
• M16: 9,889,018 km (0.074 R)
• M17: 13,829,575 km (0.107 R)
• M18: 14,046,642 km (0.065 R)
• M19: 14,562,006 km (0.075 R)
• M20: 17,080,187 km (0.074 R)
• M21: 18,181,078 km (0.09 R)
• M22: 20,523,781 km (0.088 R)
• M23: 25,363,721 km (0.104 R)
• M24: 28,278,485 km (0.035 R)
• M25: 30,178,827 km (0.081 R)
• M26: 34,762,955 km (0.098 R)
• M27: 43,864,040 km (0.116 R)
• M28: 46,404,661 km (0.115 R)
• M29: 47,876,106 km (0.042 R)
• M30: 53,537,488 km (0.079 R)
• M31: 53,894,129 km (0.117 R)
• M32: 56,068,235 km (0.114 R)
• M33: 62,940,163 km (0.072 R)
• M34: 70,139,261 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.9

Radius: 5.2

Gravity: 17.78 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 9.52 AU - 13.84 AU

Year: 17064 Days

Day: 18.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,834,542 km

• M1: 96,939 km (0.092 R)
• M2: 273,914 km (0.103 R)
• M3: 488,138 km (0.114 R)
• M4: 1,546,842 km (0.066 R)
• M5: 1,892,712 km (0.114 R)
• M6: 2,538,526 km (0.119 R)
• M7: 3,478,898 km (0.077 R)
• M8: 4,566,924 km (0.11 R)
• M9: 5,788,989 km (0.108 R)
• M10: 6,135,457 km (0.107 R)
• M11: 8,413,683 km (0.093 R)
• M12: 12,995,118 km (0.034 R)
• M13: 14,408,070 km (0.097 R)
• M14: 15,624,600 km (0.045 R)
• M15: 30,026,537 km (0.114 R)
• M16: 32,962,096 km (0.106 R)
• M17: 40,358,364 km (0.115 R)
• M18: 41,760,694 km (0.084 R)
• M19: 44,810,397 km (0.055 R)
• M20: 45,407,591 km (0.112 R)
• M21: 45,859,078 km (0.079 R)
• M22: 48,473,899 km (0.083 R)
• M23: 50,378,280 km (0.094 R)
• M24: 59,747,295 km (0.072 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 16,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit