🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.48 AU - 0.72 AU

Year: 195 Days

Day: 37.6 Hours

Environment

Temp: 39 °C

Axial Tilt: 47.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.85 AU - 1.03 AU

Year: 382 Days

Day: 45.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.9

Radius: 8.7

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.51 AU - 3.41 AU

Year: 2134 Days

Day: 8.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,212,455 km

• M1: 108,159 km (0.056 R)
• M2: 388,805 km (0.064 R)
• M3: 822,190 km (0.098 R)
• M4: 1,581,997 km (0.041 R)
• M5: 2,059,963 km (0.113 R)
• M6: 2,602,853 km (0.101 R)
• M7: 2,900,703 km (0.032 R)
• M8: 4,308,568 km (0.098 R)
• M9: 7,302,321 km (0.097 R)
• M10: 8,657,528 km (0.065 R)
• M11: 9,708,154 km (0.075 R)
• M12: 10,136,752 km (0.109 R)
• M13: 10,728,112 km (0.091 R)
• M14: 11,147,734 km (0.095 R)
• M15: 12,598,235 km (0.101 R)
• M16: 13,500,161 km (0.063 R)
• M17: 14,034,674 km (0.101 R)
• M18: 14,352,869 km (0.086 R)
• M19: 15,051,042 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.9

Radius: 11.1

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.88 AU - 8.04 AU

Year: 7693 Days

Day: 6.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,212,455 km

• M1: 138,079 km (0.058 R)
• M2: 530,025 km (0.113 R)
• M3: 1,017,266 km (0.114 R)
• M4: 1,657,395 km (0.099 R)
• M5: 2,274,785 km (0.113 R)
• M6: 2,682,290 km (0.079 R)
• M7: 3,040,128 km (0.106 R)
• M8: 3,949,833 km (0.106 R)
• M9: 5,218,572 km (0.107 R)
• M10: 9,150,154 km (0.11 R)
• M11: 9,714,736 km (0.095 R)
• M12: 10,797,226 km (0.046 R)
• M13: 12,763,092 km (0.113 R)
• M14: 14,574,872 km (0.051 R)
• M15: 16,041,978 km (0.082 R)
• M16: 17,984,058 km (0.12 R)
• M17: 18,927,123 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.5

Radius: 12.5

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.04 AU - 7.14 AU

Year: 7910 Days

Day: 10.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,212,455 km

• M1: 155,432 km (0.107 R)
• M2: 612,154 km (0.113 R)
• M3: 1,479,373 km (0.119 R)
• M4: 2,884,845 km (0.116 R)
• M5: 3,834,044 km (0.098 R)
• M6: 6,201,580 km (0.03 R)
• M7: 8,327,964 km (0.104 R)
• M8: 9,845,185 km (0.087 R)
• M9: 10,644,038 km (0.109 R)
• M10: 11,217,896 km (0.115 R)
• M11: 13,480,713 km (0.037 R)
• M12: 14,029,139 km (0.089 R)
• M13: 17,351,408 km (0.052 R)
• M14: 20,600,973 km (0.081 R)
• M15: 21,084,473 km (0.041 R)
• M16: 22,495,929 km (0.12 R)
• M17: 23,095,069 km (0.093 R)
• M18: 26,157,936 km (0.113 R)
• M19: 28,377,220 km (0.092 R)
• M20: 31,351,076 km (0.098 R)
• M21: 33,630,050 km (0.056 R)
• M22: 35,439,137 km (0.085 R)
• M23: 36,134,019 km (0.045 R)
• M24: 38,031,369 km (0.108 R)
• M25: 41,255,054 km (0.081 R)
• M26: 42,541,894 km (0.096 R)
• M27: 43,195,338 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106

Radius: 4.9

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 8.92 AU - 14.22 AU

Year: 16489 Days

Day: 17.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,212,455 km

• M1: 202,406 km (0.071 R)
• M2: 383,569 km (0.106 R)
• M3: 1,078,301 km (0.049 R)
• M4: 1,533,229 km (0.092 R)
• M5: 1,706,014 km (0.108 R)
• M6: 2,075,371 km (0.098 R)
• M7: 3,831,351 km (0.11 R)
• M8: 4,489,283 km (0.112 R)
• M9: 4,789,226 km (0.087 R)
• M10: 7,844,464 km (0.095 R)
• M11: 9,817,211 km (0.041 R)
• M12: 15,615,026 km (0.116 R)
• M13: 18,626,281 km (0.085 R)
• M14: 22,946,817 km (0.042 R)
• M15: 25,083,225 km (0.086 R)
• M16: 31,290,639 km (0.073 R)
• M17: 33,089,852 km (0.086 R)
• M18: 33,704,699 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.1

Radius: 6.9

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 12.5 AU - 17.16 AU

Year: 23927 Days

Day: 16.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,212,455 km

• M1: 86,019 km (0.115 R)
• M2: 307,573 km (0.057 R)
• M3: 531,970 km (0.106 R)
• M4: 872,156 km (0.071 R)
• M5: 1,447,359 km (0.113 R)
• M6: 3,575,988 km (0.079 R)
• M7: 4,823,484 km (0.085 R)
• M8: 6,222,673 km (0.117 R)
• M9: 6,453,802 km (0.076 R)
• M10: 7,015,392 km (0.075 R)
• M11: 16,147,445 km (0.107 R)
• M12: 18,731,000 km (0.117 R)
• M13: 20,036,989 km (0.095 R)
• M14: 22,647,622 km (0.109 R)
• M15: 23,103,596 km (0.117 R)
• M16: 26,570,227 km (0.027 R)
• M17: 30,478,771 km (0.114 R)
• M18: 32,396,616 km (0.118 R)
• M19: 36,346,448 km (0.067 R)
• M20: 38,243,349 km (0.046 R)
• M21: 41,414,375 km (0.088 R)
• M22: 42,508,983 km (0.076 R)
• M23: 43,482,715 km (0.032 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 15,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit