🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.33 AU - 1.59 AU

Year: 668 Days

Day: 25.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.6 AU - 3.78 AU

Year: 2158 Days

Day: 23.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.59 AU - 4.29 AU

Year: 2416 Days

Day: 29.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.81 AU - 4.31 AU

Year: 2544 Days

Day: 14.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,022,938 km

• M1: 2,019,571 km (0.116 R)

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.6

Radius: 13.7

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.37 AU - 8.67 AU

Year: 7045 Days

Day: 10 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 112,022,938 km

• M1: 170,392 km (0.115 R)
• M2: 627,713 km (0.036 R)
• M3: 1,473,389 km (0.097 R)
• M4: 2,130,573 km (0.09 R)
• M5: 4,700,215 km (0.06 R)
• M6: 6,431,811 km (0.08 R)
• M7: 7,118,166 km (0.053 R)
• M8: 9,302,295 km (0.114 R)
• M9: 11,356,872 km (0.115 R)
• M10: 12,361,122 km (0.072 R)
• M11: 14,259,819 km (0.047 R)
• M12: 19,318,620 km (0.078 R)
• M13: 21,942,866 km (0.077 R)
• M14: 27,711,061 km (0.11 R)
• M15: 29,528,376 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 131.3

Radius: 7.5

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 11.73 AU - 13.91 AU

Year: 17385 Days

Day: 24.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 112,022,938 km

• M1: 225,145 km (0.05 R)
• M2: 637,586 km (0.106 R)
• M3: 931,396 km (0.061 R)
• M4: 1,191,248 km (0.111 R)
• M5: 2,550,195 km (0.103 R)
• M6: 3,307,310 km (0.041 R)
• M7: 4,179,615 km (0.099 R)
• M8: 4,754,819 km (0.027 R)
• M9: 5,894,904 km (0.062 R)
• M10: 6,511,247 km (0.105 R)
• M11: 8,921,269 km (0.025 R)
• M12: 11,450,520 km (0.084 R)
• M13: 15,857,973 km (0.084 R)
• M14: 19,898,162 km (0.113 R)
• M15: 20,199,752 km (0.114 R)
• M16: 24,317,283 km (0.088 R)
• M17: 28,769,466 km (0.107 R)
• M18: 34,815,464 km (0.063 R)
• M19: 35,253,636 km (0.113 R)
• M20: 36,477,496 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 854.4

Radius: 4.8

Gravity: 37.08 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 13.13 AU - 14.05 AU

Year: 18975 Days

Day: 20.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 112,022,938 km

• M1: 68,965 km (0.107 R)
• M2: 281,244 km (0.099 R)
• M3: 536,009 km (0.109 R)
• M4: 971,788 km (0.044 R)
• M5: 1,739,225 km (0.037 R)
• M6: 2,027,051 km (0.025 R)
• M7: 2,873,775 km (0.115 R)
• M8: 3,746,529 km (0.109 R)
• M9: 3,997,853 km (0.069 R)
• M10: 4,783,392 km (0.086 R)
• M11: 5,626,376 km (0.09 R)
• M12: 6,040,612 km (0.094 R)
• M13: 7,405,543 km (0.058 R)
• M14: 7,701,298 km (0.083 R)
• M15: 8,316,445 km (0.091 R)
• M16: 10,916,306 km (0.1 R)
• M17: 11,691,522 km (0.055 R)
• M18: 12,922,264 km (0.061 R)
• M19: 15,160,996 km (0.118 R)
• M20: 15,398,258 km (0.118 R)
• M21: 16,042,876 km (0.033 R)
• M22: 16,206,685 km (0.118 R)
• M23: 18,892,865 km (0.067 R)
• M24: 20,774,806 km (0.112 R)
• M25: 22,778,221 km (0.099 R)
• M26: 23,826,602 km (0.077 R)
• M27: 24,797,193 km (0.11 R)
• M28: 33,933,285 km (0.079 R)
• M29: 34,203,608 km (0.104 R)
• M30: 36,559,176 km (0.115 R)
• M31: 37,704,199 km (0.07 R)
• M32: 40,367,340 km (0.067 R)
• M33: 42,680,422 km (0.11 R)
• M34: 43,153,451 km (0.109 R)
• M35: 43,949,461 km (0.069 R)
• M36: 47,231,638 km (0.083 R)
• M37: 47,907,073 km (0.117 R)
• M38: 53,727,626 km (0.119 R)
• M39: 54,648,551 km (0.078 R)
• M40: 66,958,960 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.9

Radius: 4.2

Gravity: 17.45 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 12.88 AU - 19.64 AU

Year: 24833 Days

Day: 19 Hours

Environment

Temp: -191 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 112,022,938 km

• M1: 52,658 km (0.093 R)
• M2: 394,639 km (0.102 R)
• M3: 993,928 km (0.096 R)
• M4: 2,115,314 km (0.114 R)
• M5: 2,470,160 km (0.077 R)
• M6: 2,650,276 km (0.11 R)
• M7: 3,011,704 km (0.109 R)
• M8: 3,270,359 km (0.1 R)
• M9: 3,802,628 km (0.12 R)
• M10: 4,104,966 km (0.054 R)
• M11: 5,072,565 km (0.065 R)
• M12: 6,306,597 km (0.112 R)
• M13: 7,633,231 km (0.072 R)
• M14: 9,135,493 km (0.076 R)
• M15: 10,239,825 km (0.063 R)
• M16: 10,764,614 km (0.056 R)
• M17: 11,185,134 km (0.08 R)
• M18: 13,730,242 km (0.084 R)
• M19: 17,116,988 km (0.105 R)
• M20: 19,927,484 km (0.11 R)
• M21: 21,300,792 km (0.069 R)
• M22: 24,439,206 km (0.119 R)
• M23: 25,060,037 km (0.104 R)
• M24: 25,797,554 km (0.112 R)
• M25: 31,249,200 km (0.095 R)
• M26: 33,985,644 km (0.03 R)
• M27: 35,019,216 km (0.088 R)
• M28: 37,694,026 km (0.086 R)
• M29: 38,941,074 km (0.096 R)
• M30: 40,072,183 km (0.052 R)
• M31: 40,934,914 km (0.095 R)
• M32: 46,846,274 km (0.115 R)
• M33: 51,593,164 km (0.046 R)
• M34: 52,956,898 km (0.104 R)
• M35: 67,131,147 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.2

Radius: 4.5

Gravity: 45.74 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 15.25 AU - 22.23 AU

Year: 30726 Days

Day: 21.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 112,022,938 km

• M1: 57,894 km (0.116 R)
• M2: 274,662 km (0.09 R)
• M3: 464,950 km (0.077 R)
• M4: 655,987 km (0.062 R)
• M5: 1,020,557 km (0.054 R)
• M6: 2,116,062 km (0.075 R)
• M7: 2,461,633 km (0.079 R)
• M8: 5,236,524 km (0.109 R)
• M9: 6,445,574 km (0.03 R)
• M10: 6,646,783 km (0.059 R)
• M11: 7,008,959 km (0.119 R)
• M12: 23,051,685 km (0.052 R)
• M13: 24,240,839 km (0.041 R)
• M14: 28,454,861 km (0.112 R)
• M15: 46,540,346 km (0.116 R)
• M16: 48,627,087 km (0.071 R)
• M17: 51,372,058 km (0.094 R)
• M18: 59,120,181 km (0.115 R)
• M19: 61,115,817 km (0.073 R)
• M20: 70,038,282 km (0.102 R)
• M21: 72,522,654 km (0.113 R)
• M22: 75,839,239 km (0.045 R)
• M23: 79,790,119 km (0.078 R)
• M24: 101,614,354 km (0.1 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 12,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit