🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.49 AU - 0.63 AU

Year: 147 Days

Day: 22.9 Hours

Environment

Temp: 202 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 59,712,164 km

• M1: 90,806 km (0.061 R)
• M2: 369,058 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.01 AU - 1.09 AU

Year: 376 Days

Day: 29.6 Hours

Environment

Temp: 81 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,712,164 km

• M1: 159,471 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.7

Radius: 13.3

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.63 AU - 9.15 AU

Year: 9273 Days

Day: 7.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,712,164 km

• M1: 166,353 km (0.069 R)
• M2: 681,418 km (0.065 R)
• M3: 1,282,353 km (0.055 R)
• M4: 1,797,568 km (0.114 R)
• M5: 2,963,683 km (0.119 R)
• M6: 5,238,169 km (0.055 R)
• M7: 7,622,760 km (0.075 R)
• M8: 8,407,101 km (0.066 R)
• M9: 11,360,014 km (0.098 R)
• M10: 12,384,011 km (0.101 R)
• M11: 12,798,397 km (0.101 R)
• M12: 15,895,821 km (0.112 R)
• M13: 16,315,293 km (0.077 R)
• M14: 17,992,136 km (0.076 R)
• M15: 21,771,876 km (0.08 R)
• M16: 23,440,042 km (0.108 R)
• M17: 26,342,240 km (0.114 R)
• M18: 31,845,946 km (0.072 R)
• M19: 33,762,145 km (0.096 R)
• M20: 35,278,319 km (0.075 R)
• M21: 36,596,426 km (0.091 R)
• M22: 37,822,979 km (0.115 R)
• M23: 40,358,065 km (0.106 R)
• M24: 45,483,288 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.4

Radius: 10

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 11.74 AU - 12.22 AU

Year: 14506 Days

Day: 14 Hours

Environment

Temp: -172 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,712,164 km

• M1: 124,316 km (0.094 R)
• M2: 454,329 km (0.092 R)
• M3: 886,218 km (0.111 R)
• M4: 1,394,701 km (0.114 R)
• M5: 2,167,524 km (0.109 R)
• M6: 4,253,815 km (0.067 R)
• M7: 5,298,607 km (0.113 R)
• M8: 5,900,888 km (0.115 R)
• M9: 8,523,189 km (0.106 R)
• M10: 8,982,155 km (0.108 R)
• M11: 9,457,428 km (0.1 R)
• M12: 12,670,790 km (0.111 R)
• M13: 14,957,244 km (0.106 R)
• M14: 15,701,194 km (0.117 R)
• M15: 16,159,263 km (0.085 R)
• M16: 21,898,884 km (0.104 R)
• M17: 22,760,867 km (0.079 R)
• M18: 23,744,922 km (0.112 R)
• M19: 25,482,501 km (0.11 R)
• M20: 27,744,122 km (0.086 R)
• M21: 32,662,750 km (0.079 R)
• M22: 33,661,316 km (0.116 R)
• M23: 34,423,368 km (0.098 R)
• M24: 39,100,545 km (0.08 R)
• M25: 39,801,561 km (0.115 R)
• M26: 44,945,334 km (0.055 R)
• M27: 50,846,820 km (0.057 R)
• M28: 51,179,825 km (0.082 R)
• M29: 60,917,300 km (0.075 R)
• M30: 62,429,136 km (0.054 R)
• M31: 63,002,545 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.5

Radius: 7.9

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 13.69 AU - 14.77 AU

Year: 18780 Days

Day: 19.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,712,164 km

• M1: 100,979 km (0.031 R)
• M2: 351,705 km (0.088 R)
• M3: 768,335 km (0.09 R)
• M4: 1,220,270 km (0.074 R)
• M5: 2,182,633 km (0.056 R)
• M6: 3,142,453 km (0.09 R)
• M7: 4,176,922 km (0.11 R)
• M8: 7,328,650 km (0.1 R)
• M9: 15,362,205 km (0.103 R)
• M10: 15,946,535 km (0.038 R)
• M11: 17,788,084 km (0.039 R)
• M12: 18,595,763 km (0.103 R)
• M13: 19,008,653 km (0.074 R)
• M14: 21,165,406 km (0.057 R)
• M15: 22,164,121 km (0.112 R)
• M16: 33,208,483 km (0.12 R)
• M17: 43,556,766 km (0.034 R)
• M18: 48,049,190 km (0.069 R)
• M19: 48,514,589 km (0.11 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 18,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit