🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.51 AU - 0.73 AU

Year: 174 Days

Day: 41 Hours

Environment

Temp: 160 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.25 AU - 1.65 AU

Year: 622 Days

Day: 20.1 Hours

Environment

Temp: -10 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 112,031,708 km

• M1: 558,598 km (0.085 R)
• M2: 813,812 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.47 AU - 1.93 AU

Year: 790 Days

Day: 26.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.06 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.34 AU - 2.48 AU

Year: 1334 Days

Day: 32.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.5

Radius: 13.3

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.71 AU - 5.83 AU

Year: 4312 Days

Day: 12.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 112,031,708 km

• M1: 165,605 km (0.118 R)
• M2: 592,557 km (0.119 R)
• M3: 1,029,084 km (0.057 R)
• M4: 1,586,336 km (0.06 R)
• M5: 2,182,184 km (0.098 R)
• M6: 2,813,487 km (0.082 R)
• M7: 3,347,103 km (0.083 R)
• M8: 4,171,088 km (0.112 R)
• M9: 4,891,701 km (0.086 R)
• M10: 6,167,771 km (0.116 R)
• M11: 7,407,189 km (0.047 R)
• M12: 8,037,445 km (0.119 R)
• M13: 10,374,912 km (0.103 R)
• M14: 11,003,821 km (0.048 R)
• M15: 11,574,836 km (0.119 R)
• M16: 14,297,368 km (0.105 R)
• M17: 15,578,374 km (0.109 R)
• M18: 17,696,680 km (0.111 R)
• M19: 19,172,613 km (0.107 R)
• M20: 19,761,729 km (0.111 R)
• M21: 20,302,077 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.1

Radius: 11.4

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.08 AU - 11.16 AU

Year: 11475 Days

Day: 12.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 112,031,708 km

• M1: 144,063 km (0.073 R)
• M2: 581,038 km (0.064 R)
• M3: 1,541,905 km (0.1 R)
• M4: 1,969,755 km (0.094 R)
• M5: 2,671,519 km (0.104 R)
• M6: 3,342,465 km (0.06 R)
• M7: 3,730,971 km (0.047 R)
• M8: 4,095,691 km (0.037 R)
• M9: 4,513,069 km (0.082 R)
• M10: 7,005,219 km (0.097 R)
• M11: 10,554,579 km (0.101 R)
• M12: 15,685,187 km (0.102 R)
• M13: 18,522,012 km (0.104 R)
• M14: 24,280,931 km (0.095 R)
• M15: 28,654,275 km (0.08 R)
• M16: 30,186,906 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.4

Radius: 3.1

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 16.56 AU - 17 AU

Year: 24501 Days

Day: 25 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 112,031,708 km

• M1: 38,596 km (0.088 R)
• M2: 369,507 km (0.042 R)
• M3: 710,141 km (0.111 R)
• M4: 2,248,456 km (0.087 R)
• M5: 2,971,014 km (0.108 R)
• M6: 3,108,793 km (0.1 R)
• M7: 3,347,851 km (0.114 R)
• M8: 3,573,444 km (0.096 R)
• M9: 4,253,367 km (0.101 R)
• M10: 4,398,925 km (0.089 R)
• M11: 7,329,996 km (0.089 R)
• M12: 8,326,917 km (0.117 R)
• M13: 8,881,326 km (0.068 R)
• M14: 9,859,397 km (0.052 R)
• M15: 13,468,595 km (0.093 R)
• M16: 15,633,576 km (0.033 R)
• M17: 16,050,655 km (0.044 R)
• M18: 20,472,169 km (0.077 R)
• M19: 23,138,003 km (0.117 R)
• M20: 26,808,686 km (0.119 R)
• M21: 29,565,326 km (0.079 R)
• M22: 29,882,773 km (0.093 R)
• M23: 32,169,227 km (0.117 R)
• M24: 36,476,299 km (0.076 R)
• M25: 37,332,298 km (0.087 R)
• M26: 37,455,567 km (0.066 R)
• M27: 41,547,966 km (0.085 R)
• M28: 43,020,757 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.1

Radius: 4.3

Gravity: 50.52 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 15.43 AU - 23.49 AU

Year: 30599 Days

Day: 19.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 112,031,708 km

• M1: 54,154 km (0.048 R)
• M2: 228,286 km (0.108 R)
• M3: 380,876 km (0.087 R)
• M4: 643,420 km (0.108 R)
• M5: 1,278,613 km (0.11 R)
• M6: 1,761,515 km (0.063 R)
• M7: 2,673,015 km (0.067 R)
• M8: 2,987,021 km (0.112 R)
• M9: 3,261,982 km (0.096 R)
• M10: 3,421,752 km (0.07 R)
• M11: 5,105,775 km (0.106 R)
• M12: 6,295,527 km (0.112 R)
• M13: 9,592,215 km (0.1 R)
• M14: 9,987,752 km (0.112 R)
• M15: 11,095,824 km (0.091 R)
• M16: 17,393,744 km (0.11 R)
• M17: 18,990,403 km (0.059 R)
• M18: 21,452,783 km (0.103 R)
• M19: 22,702,374 km (0.107 R)
• M20: 23,999,687 km (0.056 R)
• M21: 25,097,287 km (0.043 R)
• M22: 29,822,635 km (0.028 R)
• M23: 32,687,733 km (0.07 R)
• M24: 34,339,144 km (0.091 R)
• M25: 37,482,794 km (0.062 R)
• M26: 41,849,107 km (0.074 R)
• M27: 44,154,111 km (0.113 R)
• M28: 46,917,333 km (0.025 R)
• M29: 47,105,527 km (0.101 R)
• M30: 53,602,712 km (0.047 R)
• M31: 62,702,601 km (0.112 R)
• M32: 66,660,811 km (0.102 R)
• M33: 71,526,632 km (0.054 R)
• M34: 73,791,543 km (0.106 R)
• M35: 89,833,671 km (0.118 R)
• M36: 91,878,524 km (0.072 R)
• M37: 99,124,596 km (0.086 R)
• M38: 104,481,546 km (0.108 R)
• M39: 107,067,944 km (0.071 R)
• M40: 109,035,455 km (0.061 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 10,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit