🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.51 AU - 0.61 AU

Year: 154 Days

Day: 20.9 Hours

Environment

Temp: 159 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.85 AU - 1.37 AU

Year: 429 Days

Day: 37.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.57 AU - 1.95 AU

Year: 857 Days

Day: 21.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36

Radius: 15

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.42 AU - 5.92 AU

Year: 4315 Days

Day: 10.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,598,938 km

• M1: 188,344 km (0.114 R)
• M2: 1,147,266 km (0.039 R)
• M3: 1,719,328 km (0.069 R)
• M4: 3,282,327 km (0.107 R)
• M5: 3,819,832 km (0.049 R)
• M6: 7,747,225 km (0.065 R)
• M7: 8,494,167 km (0.072 R)
• M8: 10,192,552 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.4

Radius: 10

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.1 AU - 9.4 AU

Year: 7920 Days

Day: 8.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,598,938 km

• M1: 124,615 km (0.066 R)
• M2: 436,078 km (0.109 R)
• M3: 806,033 km (0.114 R)
• M4: 1,206,806 km (0.032 R)
• M5: 1,921,734 km (0.08 R)
• M6: 3,155,767 km (0.107 R)
• M7: 3,789,464 km (0.098 R)
• M8: 4,558,397 km (0.118 R)
• M9: 5,193,440 km (0.088 R)
• M10: 5,730,795 km (0.044 R)
• M11: 6,206,666 km (0.111 R)
• M12: 7,419,755 km (0.096 R)
• M13: 10,355,464 km (0.055 R)
• M14: 12,105,908 km (0.12 R)
• M15: 15,387,936 km (0.102 R)
• M16: 16,942,108 km (0.082 R)
• M17: 17,526,438 km (0.108 R)
• M18: 18,666,822 km (0.12 R)
• M19: 19,999,141 km (0.1 R)
• M20: 20,505,679 km (0.091 R)
• M21: 21,544,337 km (0.089 R)
• M22: 22,384,778 km (0.117 R)
• M23: 24,212,415 km (0.088 R)
• M24: 25,625,666 km (0.032 R)
• M25: 26,830,378 km (0.085 R)
• M26: 33,526,229 km (0.119 R)
• M27: 34,035,909 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.8

Radius: 11.6

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 10.34 AU - 14.14 AU

Year: 15720 Days

Day: 9.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,598,938 km

• M1: 144,362 km (0.111 R)
• M2: 782,247 km (0.116 R)
• M3: 1,446,462 km (0.084 R)
• M4: 2,858,217 km (0.098 R)
• M5: 3,841,673 km (0.112 R)
• M6: 4,380,525 km (0.1 R)
• M7: 4,935,234 km (0.106 R)
• M8: 6,305,550 km (0.103 R)
• M9: 7,232,608 km (0.094 R)
• M10: 9,199,671 km (0.118 R)
• M11: 11,142,049 km (0.055 R)
• M12: 12,494,863 km (0.107 R)
• M13: 15,084,851 km (0.069 R)
• M14: 17,688,901 km (0.064 R)
• M15: 20,312,399 km (0.099 R)
• M16: 21,949,299 km (0.115 R)
• M17: 28,483,435 km (0.096 R)
• M18: 29,723,601 km (0.076 R)
• M19: 32,070,044 km (0.107 R)
• M20: 33,412,086 km (0.063 R)
• M21: 34,537,511 km (0.117 R)
• M22: 35,817,620 km (0.112 R)
• M23: 37,261,838 km (0.1 R)
• M24: 40,547,156 km (0.076 R)
• M25: 47,845,289 km (0.074 R)
• M26: 49,274,547 km (0.085 R)
• M27: 51,719,724 km (0.118 R)
• M28: 54,244,786 km (0.079 R)
• M29: 55,450,844 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.9

Radius: 4.5

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 15.93 AU - 16.09 AU

Year: 23516 Days

Day: 24 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,598,938 km

• M1: 56,099 km (0.112 R)
• M2: 243,545 km (0.103 R)
• M3: 458,368 km (0.095 R)
• M4: 939,026 km (0.104 R)
• M5: 7,702,794 km (0.109 R)
• M6: 8,560,439 km (0.12 R)
• M7: 10,463,623 km (0.057 R)
• M8: 10,748,457 km (0.092 R)
• M9: 11,755,849 km (0.115 R)
• M10: 12,631,446 km (0.066 R)
• M11: 13,085,176 km (0.102 R)
• M12: 17,588,970 km (0.114 R)
• M13: 20,185,540 km (0.09 R)
• M14: 23,899,008 km (0.087 R)
• M15: 24,592,394 km (0.034 R)
• M16: 25,709,142 km (0.096 R)
• M17: 50,039,141 km (0.027 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 11,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit