🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.59 AU - 0.89 AU

Year: 235 Days

Day: 12.9 Hours

Environment

Temp: 141 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 116,516,104 km

• M1: 45,927 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.89 AU - 1.29 AU

Year: 420 Days

Day: 26.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.01 AU - 1.35 AU

Year: 473 Days

Day: 42.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.25 AU - 2.85 AU

Year: 1502 Days

Day: 47.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 116,516,104 km

• M1: 429,346 km (0.117 R)

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.5

Radius: 14.1

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 7.48 AU - 9.44 AU

Year: 9079 Days

Day: 11.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 116,516,104 km

• M1: 177,423 km (0.112 R)
• M2: 676,781 km (0.113 R)
• M3: 3,660,361 km (0.097 R)
• M4: 5,585,536 km (0.119 R)
• M5: 6,570,039 km (0.054 R)
• M6: 8,751,924 km (0.075 R)
• M7: 9,514,873 km (0.088 R)
• M8: 14,133,857 km (0.091 R)
• M9: 15,439,697 km (0.116 R)
• M10: 15,957,904 km (0.088 R)
• M11: 16,487,481 km (0.113 R)
• M12: 17,442,813 km (0.105 R)
• M13: 19,091,979 km (0.113 R)
• M14: 20,608,603 km (0.114 R)
• M15: 22,615,757 km (0.112 R)
• M16: 23,880,906 km (0.034 R)
• M17: 33,012,510 km (0.099 R)
• M18: 34,529,433 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.9

Radius: 13.9

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9.18 AU - 12.24 AU

Year: 12932 Days

Day: 14.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 116,516,104 km

• M1: 172,935 km (0.112 R)
• M2: 807,230 km (0.107 R)
• M3: 1,297,462 km (0.063 R)
• M4: 1,816,118 km (0.073 R)
• M5: 2,341,356 km (0.049 R)
• M6: 3,102,061 km (0.039 R)
• M7: 4,681,815 km (0.112 R)
• M8: 5,513,280 km (0.118 R)
• M9: 7,895,028 km (0.074 R)
• M10: 9,557,808 km (0.047 R)
• M11: 10,736,041 km (0.12 R)
• M12: 12,008,969 km (0.095 R)
• M13: 13,195,729 km (0.108 R)
• M14: 15,802,023 km (0.116 R)
• M15: 17,819,350 km (0.088 R)
• M16: 19,203,879 km (0.102 R)
• M17: 21,244,094 km (0.093 R)
• M18: 22,535,573 km (0.102 R)
• M19: 25,085,618 km (0.066 R)
• M20: 26,626,177 km (0.098 R)
• M21: 28,433,768 km (0.109 R)
• M22: 34,346,624 km (0.09 R)
• M23: 40,379,008 km (0.107 R)
• M24: 42,761,654 km (0.072 R)
• M25: 45,096,727 km (0.085 R)
• M26: 47,951,204 km (0.085 R)
• M27: 49,125,996 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.6

Radius: 6.5

Gravity: 22.17 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.04 AU - 13.6 AU

Year: 15955 Days

Day: 23.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 116,516,104 km

• M1: 80,932 km (0.075 R)
• M2: 325,675 km (0.092 R)
• M3: 570,716 km (0.09 R)
• M4: 801,994 km (0.083 R)
• M5: 1,200,972 km (0.094 R)
• M6: 1,477,578 km (0.08 R)
• M7: 1,924,726 km (0.104 R)
• M8: 2,736,145 km (0.111 R)
• M9: 3,638,370 km (0.12 R)
• M10: 5,533,924 km (0.108 R)
• M11: 6,136,205 km (0.103 R)
• M12: 6,389,175 km (0.088 R)
• M13: 7,518,490 km (0.075 R)
• M14: 11,762,282 km (0.118 R)
• M15: 12,153,032 km (0.09 R)
• M16: 12,960,561 km (0.062 R)
• M17: 14,238,277 km (0.053 R)
• M18: 16,713,224 km (0.112 R)
• M19: 18,138,143 km (0.101 R)
• M20: 19,191,462 km (0.106 R)
• M21: 19,915,965 km (0.094 R)
• M22: 21,612,554 km (0.045 R)
• M23: 22,100,393 km (0.071 R)
• M24: 22,896,104 km (0.08 R)
• M25: 24,021,379 km (0.062 R)
• M26: 24,229,918 km (0.06 R)
• M27: 26,492,437 km (0.067 R)
• M28: 30,814,917 km (0.076 R)
• M29: 33,078,184 km (0.065 R)
• M30: 33,595,792 km (0.104 R)
• M31: 40,676,708 km (0.063 R)
• M32: 42,628,512 km (0.075 R)
• M33: 45,274,150 km (0.115 R)
• M34: 57,882,408 km (0.086 R)
• M35: 58,257,300 km (0.07 R)
• M36: 60,348,379 km (0.084 R)
• M37: 70,060,273 km (0.045 R)
• M38: 71,128,103 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.5

Radius: 6.2

Gravity: 25.87 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 16.15 AU - 22.59 AU

Year: 31454 Days

Day: 15.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 116,516,104 km

• M1: 77,043 km (0.084 R)
• M2: 288,574 km (0.119 R)
• M3: 609,761 km (0.064 R)
• M4: 1,065,586 km (0.071 R)
• M5: 3,613,537 km (0.109 R)
• M6: 4,573,357 km (0.087 R)
• M7: 4,817,051 km (0.089 R)
• M8: 8,827,621 km (0.077 R)
• M9: 10,687,571 km (0.084 R)
• M10: 11,634,077 km (0.099 R)
• M11: 12,321,180 km (0.098 R)
• M12: 12,873,944 km (0.102 R)
• M13: 15,251,952 km (0.07 R)
• M14: 17,609,165 km (0.101 R)
• M15: 29,750,379 km (0.087 R)
• M16: 33,705,298 km (0.118 R)
• M17: 38,661,924 km (0.108 R)
• M18: 48,418,099 km (0.089 R)
• M19: 50,388,153 km (0.109 R)
• M20: 52,411,165 km (0.099 R)
• M21: 53,442,792 km (0.119 R)
• M22: 53,859,123 km (0.038 R)
• M23: 56,618,456 km (0.052 R)
• M24: 63,110,555 km (0.086 R)
• M25: 66,175,216 km (0.118 R)
• M26: 69,585,150 km (0.112 R)
• M27: 76,224,902 km (0.104 R)
• M28: 86,383,794 km (0.067 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 11,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit