🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.54 AU - 0.78 AU

Year: 204 Days

Day: 12.4 Hours

Environment

Temp: 161 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.82 AU - 1 AU

Year: 331 Days

Day: 24.1 Hours

Environment

Temp: 35 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 104,172,370 km

• M1: 157,078 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.03 AU - 1.23 AU

Year: 457 Days

Day: 16 Hours

Environment

Temp: -4 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.28 AU - 1.72 AU

Year: 700 Days

Day: 35.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.92 AU - 2.64 AU

Year: 1311 Days

Day: 12.8 Hours

Environment

Temp: -83 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349

Radius: 13.3

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4 AU - 5.06 AU

Year: 3672 Days

Day: 14.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,172,370 km

• M1: 165,605 km (0.096 R)
• M2: 670,198 km (0.117 R)
• M3: 1,320,052 km (0.102 R)
• M4: 1,950,906 km (0.096 R)
• M5: 2,399,699 km (0.081 R)
• M6: 2,933,913 km (0.072 R)
• M7: 3,601,868 km (0.073 R)
• M8: 5,291,725 km (0.079 R)
• M9: 5,837,907 km (0.058 R)
• M10: 6,339,659 km (0.116 R)
• M11: 6,812,986 km (0.082 R)
• M12: 8,376,733 km (0.091 R)
• M13: 9,225,551 km (0.077 R)
• M14: 10,663,336 km (0.06 R)
• M15: 11,909,038 km (0.076 R)
• M16: 12,938,421 km (0.113 R)
• M17: 13,748,643 km (0.112 R)
• M18: 15,223,229 km (0.101 R)
• M19: 15,670,377 km (0.12 R)
• M20: 18,428,812 km (0.116 R)
• M21: 19,338,966 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282

Radius: 10

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.09 AU - 11.35 AU

Year: 10661 Days

Day: 8.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 104,172,370 km

• M1: 124,316 km (0.089 R)
• M2: 1,445,115 km (0.078 R)
• M3: 2,049,042 km (0.104 R)
• M4: 2,718,044 km (0.095 R)
• M5: 3,135,272 km (0.107 R)
• M6: 5,043,991 km (0.072 R)
• M7: 6,261,269 km (0.074 R)
• M8: 9,266,092 km (0.066 R)
• M9: 10,690,264 km (0.101 R)
• M10: 11,632,132 km (0.091 R)
• M11: 12,045,022 km (0.08 R)
• M12: 12,682,459 km (0.114 R)
• M13: 15,833,289 km (0.112 R)
• M14: 18,202,471 km (0.1 R)
• M15: 18,689,112 km (0.107 R)
• M16: 19,907,288 km (0.084 R)
• M17: 23,961,839 km (0.096 R)
• M18: 26,006,393 km (0.102 R)
• M19: 29,955,926 km (0.118 R)
• M20: 35,030,885 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434.4

Radius: 4.8

Gravity: 18.85 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 12.94 AU - 16.7 AU

Year: 21725 Days

Day: 23.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,172,370 km

• M1: 249,080 km (0.111 R)
• M2: 794,664 km (0.042 R)
• M3: 1,025,793 km (0.102 R)
• M4: 1,657,395 km (0.078 R)
• M5: 1,886,130 km (0.105 R)
• M6: 2,677,802 km (0.054 R)
• M7: 4,476,866 km (0.082 R)
• M8: 5,899,093 km (0.09 R)
• M9: 6,433,307 km (0.093 R)
• M10: 7,692,622 km (0.085 R)
• M11: 12,574,299 km (0.099 R)
• M12: 15,343,655 km (0.07 R)
• M13: 16,114,084 km (0.107 R)
• M14: 17,153,939 km (0.091 R)
• M15: 19,543,915 km (0.097 R)
• M16: 22,831,926 km (0.109 R)
• M17: 23,834,830 km (0.036 R)
• M18: 34,218,269 km (0.103 R)
• M19: 40,531,000 km (0.119 R)
• M20: 48,716,098 km (0.088 R)
• M21: 56,838,813 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.6

Radius: 7

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 16.5 AU - 17.66 AU

Year: 26880 Days

Day: 22.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 104,172,370 km

• M1: 88,263 km (0.079 R)
• M2: 405,410 km (0.073 R)
• M3: 1,279,062 km (0.084 R)
• M4: 1,656,497 km (0.093 R)
• M5: 1,986,510 km (0.109 R)
• M6: 2,540,471 km (0.059 R)
• M7: 3,165,790 km (0.115 R)
• M8: 3,529,313 km (0.055 R)
• M9: 4,142,664 km (0.063 R)
• M10: 5,043,393 km (0.11 R)
• M11: 6,719,936 km (0.11 R)
• M12: 7,807,513 km (0.055 R)
• M13: 8,953,433 km (0.062 R)
• M14: 10,629,826 km (0.087 R)
• M15: 11,001,278 km (0.106 R)
• M16: 11,509,761 km (0.05 R)
• M17: 12,711,181 km (0.115 R)
• M18: 13,059,296 km (0.083 R)
• M19: 14,440,234 km (0.118 R)
• M20: 15,282,918 km (0.049 R)
• M21: 21,330,562 km (0.106 R)
• M22: 24,395,074 km (0.045 R)
• M23: 25,259,152 km (0.095 R)
• M24: 26,593,565 km (0.054 R)
• M25: 27,393,315 km (0.098 R)
• M26: 31,254,286 km (0.081 R)
• M27: 32,273,347 km (0.042 R)
• M28: 39,002,858 km (0.067 R)
• M29: 40,482,381 km (0.09 R)
• M30: 43,082,840 km (0.075 R)
• M31: 44,344,250 km (0.1 R)
• M32: 46,282,290 km (0.11 R)
• M33: 47,939,834 km (0.09 R)
• M34: 52,790,994 km (0.077 R)
• M35: 55,334,906 km (0.107 R)
• M36: 56,824,602 km (0.06 R)
• M37: 61,454,057 km (0.084 R)
• M38: 65,086,742 km (0.112 R)
• M39: 75,241,595 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807

Radius: 5.1

Gravity: 31.03 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 18.02 AU - 18.34 AU

Year: 29518 Days

Day: 22 Hours

Environment

Temp: -202 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 104,172,370 km

• M1: 64,925 km (0.115 R)
• M2: 238,908 km (0.09 R)
• M3: 466,297 km (0.1 R)
• M4: 1,217,876 km (0.12 R)
• M5: 1,651,411 km (0.1 R)
• M6: 2,959,495 km (0.117 R)
• M7: 3,873,238 km (0.103 R)
• M8: 11,940,603 km (0.065 R)
• M9: 14,533,732 km (0.06 R)
• M10: 18,151,458 km (0.101 R)
• M11: 19,343,603 km (0.088 R)
• M12: 22,326,884 km (0.116 R)
• M13: 26,720,274 km (0.071 R)
• M14: 33,967,543 km (0.111 R)
• M15: 36,233,951 km (0.079 R)
• M16: 43,808,988 km (0.102 R)
• M17: 45,404,899 km (0.096 R)
• M18: 72,717,281 km (0.099 R)
• M19: 72,963,369 km (0.111 R)
• M20: 74,951,376 km (0.074 R)
• M21: 91,884,807 km (0.118 R)
• M22: 101,386,666 km (0.12 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 13,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit