🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.54 AU - 0.64 AU

Year: 173 Days

Day: 33.7 Hours

Environment

Temp: 195 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1 AU - 1.04 AU

Year: 392 Days

Day: 15.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.03 AU - 1.03 AU

Year: 398 Days

Day: 43.8 Hours

Environment

Temp: 22 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.16 AU - 2.92 AU

Year: 1542 Days

Day: 26.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,720,397 km

• M1: 150,346 km (0.033 R)

Asteroid Belt

Center: 5.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.7

Radius: 10.6

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.11 AU - 9.59 AU

Year: 8375 Days

Day: 11.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 114.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,720,397 km

• M1: 132,394 km (0.06 R)
• M2: 475,572 km (0.11 R)
• M3: 894,595 km (0.092 R)
• M4: 1,395,748 km (0.106 R)
• M5: 2,102,897 km (0.061 R)
• M6: 2,470,758 km (0.088 R)
• M7: 3,558,485 km (0.081 R)
• M8: 3,916,472 km (0.061 R)
• M9: 4,896,787 km (0.119 R)
• M10: 5,667,964 km (0.119 R)
• M11: 6,336,667 km (0.068 R)
• M12: 8,192,877 km (0.04 R)
• M13: 10,935,455 km (0.053 R)
• M14: 12,904,761 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.8

Radius: 10.5

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.55 AU - 8.21 AU

Year: 8423 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 125.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,720,397 km

• M1: 130,599 km (0.075 R)
• M2: 498,011 km (0.111 R)
• M3: 1,036,414 km (0.076 R)
• M4: 1,572,423 km (0.101 R)
• M5: 2,481,829 km (0.066 R)
• M6: 2,827,101 km (0.075 R)
• M7: 4,567,672 km (0.079 R)
• M8: 4,950,493 km (0.08 R)
• M9: 5,729,299 km (0.102 R)
• M10: 6,256,333 km (0.105 R)
• M11: 7,107,245 km (0.057 R)
• M12: 8,098,182 km (0.11 R)
• M13: 9,038,554 km (0.085 R)
• M14: 9,644,126 km (0.055 R)
• M15: 11,296,883 km (0.058 R)
• M16: 14,048,138 km (0.107 R)
• M17: 14,379,198 km (0.069 R)
• M18: 15,806,212 km (0.103 R)
• M19: 17,110,406 km (0.097 R)
• M20: 17,926,612 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.7

Radius: 9.9

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.55 AU - 12.26 AU

Year: 14657 Days

Day: 15 Hours

Environment

Temp: -181 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 91,720,397 km

• M1: 124,316 km (0.073 R)
• M2: 452,534 km (0.087 R)
• M3: 975,677 km (0.055 R)
• M4: 1,327,532 km (0.096 R)
• M5: 3,257,194 km (0.074 R)
• M6: 3,841,823 km (0.042 R)
• M7: 5,056,558 km (0.084 R)
• M8: 5,490,691 km (0.099 R)
• M9: 6,132,615 km (0.055 R)
• M10: 7,869,147 km (0.119 R)
• M11: 8,969,888 km (0.079 R)
• M12: 10,118,052 km (0.113 R)
• M13: 14,084,640 km (0.029 R)
• M14: 14,946,024 km (0.034 R)
• M15: 15,841,966 km (0.1 R)
• M16: 18,982,324 km (0.11 R)
• M17: 19,787,011 km (0.041 R)
• M18: 21,121,574 km (0.106 R)
• M19: 25,484,745 km (0.118 R)
• M20: 26,662,679 km (0.114 R)
• M21: 27,063,302 km (0.073 R)
• M22: 32,529,309 km (0.074 R)
• M23: 36,188,024 km (0.105 R)
• M24: 45,014,747 km (0.073 R)
• M25: 45,582,920 km (0.101 R)
• M26: 50,455,023 km (0.072 R)
• M27: 51,068,225 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.3

Radius: 4.5

Gravity: 33.15 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 16.75 AU - 17.29 AU

Year: 26738 Days

Day: 21.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,720,397 km

• M1: 55,950 km (0.113 R)
• M2: 286,480 km (0.056 R)
• M3: 431,440 km (0.118 R)
• M4: 694,733 km (0.105 R)
• M5: 1,558,062 km (0.077 R)
• M6: 2,605,845 km (0.096 R)
• M7: 3,722,743 km (0.077 R)
• M8: 3,952,525 km (0.039 R)
• M9: 4,440,514 km (0.104 R)
• M10: 4,736,717 km (0.098 R)
• M11: 6,993,700 km (0.091 R)
• M12: 9,272,375 km (0.116 R)
• M13: 10,004,358 km (0.077 R)
• M14: 10,384,635 km (0.093 R)
• M15: 12,143,906 km (0.076 R)
• M16: 12,944,704 km (0.075 R)
• M17: 13,472,335 km (0.114 R)
• M18: 19,074,028 km (0.119 R)
• M19: 20,556,543 km (0.109 R)
• M20: 20,964,496 km (0.114 R)
• M21: 22,114,305 km (0.071 R)
• M22: 27,256,582 km (0.109 R)
• M23: 27,625,192 km (0.087 R)
• M24: 30,037,756 km (0.072 R)
• M25: 30,299,702 km (0.104 R)
• M26: 33,702,455 km (0.096 R)
• M27: 36,008,806 km (0.069 R)
• M28: 36,750,662 km (0.102 R)
• M29: 37,351,447 km (0.087 R)
• M30: 46,988,093 km (0.029 R)
• M31: 47,164,319 km (0.107 R)
• M32: 49,495,503 km (0.094 R)
• M33: 49,860,821 km (0.096 R)
• M34: 50,412,089 km (0.108 R)
• M35: 52,090,577 km (0.102 R)
• M36: 85,277,668 km (0.089 R)
• M37: 86,065,899 km (0.074 R)
• M38: 87,657,022 km (0.082 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: 479 - 19,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit