🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.49 AU - 0.69 AU

Year: 199 Days

Day: 39.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.95 AU - 2.49 AU

Year: 1454 Days

Day: 16.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.9

Radius: 10.7

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.46 AU - 5.02 AU

Year: 3839 Days

Day: 5.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 90,955,541 km

• M1: 133,441 km (0.086 R)
• M2: 568,622 km (0.094 R)
• M3: 968,796 km (0.111 R)
• M4: 1,603,091 km (0.063 R)
• M5: 2,040,365 km (0.103 R)
• M6: 2,541,817 km (0.105 R)
• M7: 2,904,143 km (0.099 R)
• M8: 3,484,733 km (0.078 R)
• M9: 4,099,430 km (0.05 R)
• M10: 4,601,032 km (0.1 R)
• M11: 5,648,965 km (0.099 R)
• M12: 6,049,738 km (0.077 R)
• M13: 6,384,089 km (0.059 R)
• M14: 7,090,041 km (0.093 R)
• M15: 7,588,950 km (0.043 R)
• M16: 8,347,262 km (0.105 R)
• M17: 12,598,833 km (0.113 R)
• M18: 13,145,913 km (0.089 R)
• M19: 14,190,256 km (0.065 R)
• M20: 15,340,364 km (0.075 R)
• M21: 16,336,387 km (0.061 R)
• M22: 17,042,339 km (0.12 R)
• M23: 18,168,063 km (0.086 R)
• M24: 20,318,084 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.3

Radius: 14.6

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.98 AU - 6.82 AU

Year: 7119 Days

Day: 13 Hours

Environment

Temp: -177 °C

Axial Tilt: 152.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 90,955,541 km

• M1: 181,612 km (0.089 R)
• M2: 676,482 km (0.096 R)
• M3: 1,496,128 km (0.115 R)
• M4: 2,283,462 km (0.118 R)
• M5: 2,783,717 km (0.044 R)
• M6: 3,662,006 km (0.086 R)
• M7: 4,300,340 km (0.109 R)
• M8: 4,922,817 km (0.066 R)
• M9: 6,709,614 km (0.079 R)
• M10: 9,257,715 km (0.114 R)
• M11: 10,698,492 km (0.099 R)
• M12: 11,954,964 km (0.117 R)
• M13: 14,511,442 km (0.1 R)
• M14: 17,766,094 km (0.091 R)
• M15: 18,705,269 km (0.12 R)
• M16: 19,374,719 km (0.062 R)
• M17: 19,829,946 km (0.072 R)
• M18: 20,999,203 km (0.071 R)
• M19: 23,049,442 km (0.107 R)
• M20: 24,079,722 km (0.098 R)
• M21: 27,832,235 km (0.099 R)
• M22: 34,776,568 km (0.054 R)
• M23: 35,336,962 km (0.099 R)
• M24: 38,348,666 km (0.119 R)
• M25: 38,946,908 km (0.119 R)
• M26: 42,412,642 km (0.11 R)
• M27: 42,924,117 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.4

Radius: 4.9

Gravity: 27.34 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 10.28 AU - 12.62 AU

Year: 17036 Days

Day: 21.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,955,541 km

• M1: 78,539 km (0.086 R)
• M2: 331,658 km (0.067 R)
• M3: 658,231 km (0.104 R)
• M4: 1,703,471 km (0.117 R)
• M5: 2,661,496 km (0.025 R)
• M6: 3,203,040 km (0.108 R)
• M7: 3,555,941 km (0.062 R)
• M8: 4,117,681 km (0.094 R)
• M9: 5,050,574 km (0.104 R)
• M10: 5,341,093 km (0.11 R)
• M11: 5,528,389 km (0.065 R)
• M12: 5,719,875 km (0.06 R)
• M13: 6,280,119 km (0.076 R)
• M14: 9,153,146 km (0.113 R)
• M15: 11,450,071 km (0.096 R)
• M16: 13,613,107 km (0.105 R)
• M17: 18,555,970 km (0.057 R)
• M18: 18,727,260 km (0.076 R)
• M19: 20,773,160 km (0.102 R)
• M20: 27,130,771 km (0.07 R)
• M21: 31,897,707 km (0.081 R)
• M22: 37,739,803 km (0.061 R)
• M23: 38,987,898 km (0.107 R)
• M24: 43,497,675 km (0.073 R)
• M25: 50,311,110 km (0.086 R)
• M26: 65,407,331 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.2

Radius: 7.8

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 9.59 AU - 15.95 AU

Year: 20066 Days

Day: 16.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,955,541 km

• M1: 98,435 km (0.088 R)
• M2: 492,177 km (0.085 R)
• M3: 1,430,604 km (0.112 R)
• M4: 1,875,359 km (0.085 R)
• M5: 2,745,271 km (0.068 R)
• M6: 2,994,201 km (0.108 R)
• M7: 3,459,900 km (0.087 R)
• M8: 4,292,561 km (0.057 R)
• M9: 7,811,702 km (0.092 R)
• M10: 10,112,816 km (0.047 R)
• M11: 15,857,075 km (0.042 R)
• M12: 28,573,492 km (0.05 R)
• M13: 29,765,788 km (0.075 R)
• M14: 32,249,561 km (0.098 R)
• M15: 40,120,503 km (0.116 R)
• M16: 41,752,018 km (0.118 R)
• M17: 46,466,146 km (0.087 R)
• M18: 48,264,761 km (0.108 R)
• M19: 49,489,369 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.9

Radius: 4.3

Gravity: 53.81 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 11.07 AU - 15.83 AU

Year: 21689 Days

Day: 21.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,955,541 km

• M1: 53,406 km (0.064 R)
• M2: 226,790 km (0.056 R)
• M3: 372,648 km (0.093 R)
• M4: 780,751 km (0.114 R)
• M5: 956,828 km (0.097 R)
• M6: 1,116,748 km (0.106 R)
• M7: 1,374,056 km (0.109 R)
• M8: 1,525,599 km (0.094 R)
• M9: 1,842,747 km (0.113 R)
• M10: 2,006,556 km (0.095 R)
• M11: 2,867,791 km (0.093 R)
• M12: 3,004,374 km (0.116 R)
• M13: 3,440,452 km (0.11 R)
• M14: 5,041,448 km (0.082 R)
• M15: 5,445,662 km (0.04 R)
• M16: 6,364,492 km (0.099 R)
• M17: 8,729,485 km (0.109 R)
• M18: 11,212,959 km (0.041 R)
• M19: 13,510,184 km (0.108 R)
• M20: 13,740,415 km (0.106 R)
• M21: 15,177,302 km (0.091 R)
• M22: 16,189,033 km (0.106 R)
• M23: 16,976,666 km (0.118 R)
• M24: 19,298,275 km (0.085 R)
• M25: 19,688,277 km (0.108 R)
• M26: 25,715,126 km (0.065 R)
• M27: 27,271,243 km (0.079 R)
• M28: 28,259,337 km (0.077 R)
• M29: 29,271,067 km (0.1 R)
• M30: 34,408,408 km (0.119 R)
• M31: 35,707,366 km (0.038 R)
• M32: 41,070,151 km (0.113 R)
• M33: 48,362,598 km (0.098 R)
• M34: 48,541,667 km (0.072 R)
• M35: 50,726,095 km (0.046 R)
• M36: 62,636,329 km (0.109 R)
• M37: 68,780,763 km (0.112 R)
• M38: 69,918,604 km (0.047 R)
• M39: 79,726,240 km (0.031 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 13,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit