🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.55 AU - 0.71 AU

Year: 217 Days

Day: 46 Hours

Environment

Temp: 5 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.57 AU - 0.79 AU

Year: 243 Days

Day: 21.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.86 AU - 2.74 AU

Year: 1512 Days

Day: 13.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995

Radius: 14.1

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.53 AU - 8.19 AU

Year: 7788 Days

Day: 7.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,375,855 km

• M1: 213,327 km (0.093 R)
• M2: 676,182 km (0.114 R)
• M3: 1,180,178 km (0.08 R)
• M4: 1,881,044 km (0.086 R)
• M5: 2,383,094 km (0.101 R)
• M6: 4,346,865 km (0.118 R)
• M7: 4,837,696 km (0.093 R)
• M8: 7,145,991 km (0.072 R)
• M9: 7,708,778 km (0.079 R)
• M10: 9,014,917 km (0.095 R)
• M11: 9,481,663 km (0.085 R)
• M12: 10,875,466 km (0.051 R)
• M13: 12,288,418 km (0.113 R)
• M14: 15,344,702 km (0.115 R)
• M15: 16,628,851 km (0.1 R)
• M16: 19,103,947 km (0.109 R)
• M17: 22,745,309 km (0.071 R)
• M18: 29,495,763 km (0.086 R)
• M19: 33,993,872 km (0.093 R)
• M20: 38,440,370 km (0.08 R)
• M21: 39,052,823 km (0.076 R)
• M22: 39,672,009 km (0.118 R)
• M23: 43,657,296 km (0.112 R)
• M24: 44,997,843 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.6

Radius: 11.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.16 AU - 9.52 AU

Year: 11393 Days

Day: 7.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,375,855 km

• M1: 146,606 km (0.05 R)
• M2: 981,212 km (0.078 R)
• M3: 3,549,808 km (0.109 R)
• M4: 4,831,413 km (0.062 R)
• M5: 5,249,090 km (0.095 R)
• M6: 7,129,386 km (0.086 R)
• M7: 10,514,038 km (0.108 R)
• M8: 12,554,403 km (0.081 R)
• M9: 15,096,220 km (0.103 R)
• M10: 17,129,405 km (0.042 R)
• M11: 27,567,746 km (0.118 R)
• M12: 29,493,669 km (0.043 R)
• M13: 31,199,833 km (0.108 R)
• M14: 32,971,072 km (0.032 R)
• M15: 37,748,779 km (0.115 R)
• M16: 38,804,042 km (0.109 R)
• M17: 41,219,599 km (0.111 R)

Asteroid Belt

Center: 9.77 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.5

Radius: 4.8

Gravity: 39.61 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 10.56 AU - 10.82 AU

Year: 15151 Days

Day: 20.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,375,855 km

• M1: 60,886 km (0.109 R)
• M2: 425,905 km (0.096 R)
• M3: 779,854 km (0.066 R)
• M4: 1,094,458 km (0.084 R)
• M5: 1,253,481 km (0.065 R)
• M6: 1,685,818 km (0.059 R)
• M7: 1,955,394 km (0.028 R)
• M8: 2,767,710 km (0.072 R)
• M9: 3,039,978 km (0.087 R)
• M10: 3,609,348 km (0.068 R)
• M11: 4,508,431 km (0.094 R)
• M12: 4,992,081 km (0.069 R)
• M13: 6,694,206 km (0.087 R)
• M14: 7,940,954 km (0.115 R)
• M15: 8,388,850 km (0.074 R)
• M16: 8,800,992 km (0.1 R)
• M17: 9,946,912 km (0.081 R)
• M18: 10,118,351 km (0.12 R)
• M19: 10,349,929 km (0.1 R)
• M20: 13,976,181 km (0.055 R)
• M21: 15,837,627 km (0.098 R)
• M22: 17,942,320 km (0.071 R)
• M23: 20,317,934 km (0.064 R)
• M24: 26,879,446 km (0.111 R)
• M25: 30,333,511 km (0.087 R)
• M26: 32,920,059 km (0.08 R)
• M27: 33,173,777 km (0.037 R)
• M28: 33,556,897 km (0.095 R)
• M29: 37,275,601 km (0.081 R)
• M30: 38,106,617 km (0.083 R)
• M31: 38,950,050 km (0.101 R)
• M32: 39,949,663 km (0.089 R)
• M33: 42,298,349 km (0.041 R)
• M34: 44,119,105 km (0.095 R)
• M35: 47,916,348 km (0.095 R)
• M36: 51,072,563 km (0.106 R)
• M37: 52,097,309 km (0.092 R)
• M38: 54,896,883 km (0.093 R)
• M39: 59,094,749 km (0.105 R)
• M40: 65,084,050 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.7

Radius: 7.6

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.72 AU - 14.06 AU

Year: 16663 Days

Day: 23.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,375,855 km

• M1: 107,262 km (0.091 R)
• M2: 426,653 km (0.101 R)
• M3: 951,143 km (0.098 R)
• M4: 2,540,920 km (0.047 R)
• M5: 3,816,391 km (0.094 R)
• M6: 4,359,581 km (0.113 R)
• M7: 5,315,960 km (0.101 R)
• M8: 8,627,160 km (0.099 R)
• M9: 12,711,481 km (0.089 R)
• M10: 15,517,039 km (0.117 R)
• M11: 17,439,970 km (0.044 R)
• M12: 18,494,486 km (0.107 R)
• M13: 20,041,328 km (0.083 R)
• M14: 21,592,957 km (0.053 R)
• M15: 22,973,446 km (0.086 R)
• M16: 25,373,893 km (0.043 R)
• M17: 28,125,896 km (0.101 R)
• M18: 32,200,343 km (0.116 R)
• M19: 37,911,990 km (0.084 R)
• M20: 38,260,703 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.2

Radius: 5.4

Gravity: 13.79 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 12.86 AU - 20 AU

Year: 28868 Days

Day: 21.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,375,855 km

• M1: 83,027 km (0.041 R)
• M2: 412,890 km (0.104 R)
• M3: 820,096 km (0.092 R)
• M4: 1,018,163 km (0.055 R)
• M5: 1,277,566 km (0.086 R)
• M6: 1,649,765 km (0.085 R)
• M7: 1,833,023 km (0.118 R)
• M8: 2,009,399 km (0.099 R)
• M9: 3,069,599 km (0.084 R)
• M10: 3,435,066 km (0.098 R)
• M11: 4,286,727 km (0.1 R)
• M12: 6,091,177 km (0.083 R)
• M13: 8,401,566 km (0.111 R)
• M14: 8,617,137 km (0.12 R)
• M15: 9,400,730 km (0.118 R)
• M16: 9,574,563 km (0.075 R)
• M17: 12,870,354 km (0.032 R)
• M18: 17,454,780 km (0.095 R)
• M19: 20,592,446 km (0.069 R)
• M20: 25,633,146 km (0.079 R)
• M21: 26,661,781 km (0.108 R)
• M22: 29,045,623 km (0.044 R)
• M23: 29,414,981 km (0.056 R)
• M24: 32,352,036 km (0.097 R)
• M25: 33,015,352 km (0.11 R)
• M26: 48,777,283 km (0.06 R)
• M27: 50,354,194 km (0.094 R)
• M28: 53,424,691 km (0.086 R)
• M29: 54,164,901 km (0.092 R)
• M30: 54,351,150 km (0.041 R)
• M31: 60,135,053 km (0.102 R)
• M32: 60,936,000 km (0.107 R)
• M33: 61,339,017 km (0.084 R)
• M34: 61,541,273 km (0.074 R)
• M35: 61,946,982 km (0.088 R)
• M36: 63,587,921 km (0.062 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 12,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit