🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.55 AU - 0.79 AU

Year: 195 Days

Day: 42.2 Hours

Environment

Temp: 181 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,756,420 km

• M1: 46,974 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.76 AU - 0.92 AU

Year: 273 Days

Day: 39.9 Hours

Environment

Temp: 117 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,756,420 km

• M1: 40,990 km (0.026 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.37 AU - 3.55 AU

Year: 1807 Days

Day: 42.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,756,420 km

• M1: 112,348 km (0.113 R)

Asteroid Belt

Center: 6.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.6

Radius: 8.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 10.33 AU - 10.53 AU

Year: 11950 Days

Day: 14.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,756,420 km

• M1: 106,962 km (0.118 R)
• M2: 499,208 km (0.074 R)
• M3: 770,728 km (0.086 R)
• M4: 1,666,371 km (0.115 R)
• M5: 2,118,156 km (0.089 R)
• M6: 3,051,348 km (0.077 R)
• M7: 3,470,371 km (0.111 R)
• M8: 4,209,983 km (0.118 R)
• M9: 4,701,861 km (0.046 R)
• M10: 7,024,218 km (0.034 R)
• M11: 7,326,556 km (0.078 R)
• M12: 8,286,076 km (0.1 R)
• M13: 9,015,067 km (0.069 R)
• M14: 9,739,420 km (0.115 R)
• M15: 11,984,884 km (0.113 R)
• M16: 13,895,548 km (0.073 R)
• M17: 14,433,502 km (0.049 R)
• M18: 16,261,588 km (0.04 R)
• M19: 17,402,272 km (0.069 R)
• M20: 18,595,464 km (0.116 R)
• M21: 20,910,342 km (0.099 R)
• M22: 33,353,593 km (0.094 R)
• M23: 34,426,060 km (0.088 R)
• M24: 35,631,969 km (0.105 R)
• M25: 39,181,926 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.5

Radius: 8

Gravity: 14.05 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.59 AU - 12.83 AU

Year: 12434 Days

Day: 7.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,756,420 km

• M1: 109,057 km (0.091 R)
• M2: 629,209 km (0.104 R)
• M3: 1,332,319 km (0.096 R)
• M4: 1,608,177 km (0.028 R)
• M5: 2,066,545 km (0.102 R)
• M6: 2,523,417 km (0.108 R)
• M7: 6,390,671 km (0.086 R)
• M8: 7,719,400 km (0.105 R)
• M9: 9,800,904 km (0.116 R)
• M10: 11,380,508 km (0.102 R)
• M11: 11,861,316 km (0.112 R)
• M12: 12,607,809 km (0.079 R)
• M13: 14,541,063 km (0.034 R)
• M14: 16,894,536 km (0.091 R)
• M15: 18,324,243 km (0.113 R)
• M16: 19,832,938 km (0.083 R)
• M17: 22,435,043 km (0.093 R)
• M18: 23,000,523 km (0.075 R)
• M19: 25,561,040 km (0.049 R)
• M20: 37,840,482 km (0.069 R)
• M21: 38,373,200 km (0.097 R)
• M22: 42,673,391 km (0.047 R)
• M23: 43,687,066 km (0.06 R)
• M24: 49,789,163 km (0.11 R)
• M25: 54,046,120 km (0.093 R)
• M26: 56,262,862 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.9

Radius: 12.4

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.76 AU - 12.9 AU

Year: 12644 Days

Day: 7.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,756,420 km

• M1: 154,235 km (0.115 R)
• M2: 711,188 km (0.092 R)
• M3: 1,488,349 km (0.115 R)
• M4: 1,904,680 km (0.112 R)
• M5: 2,979,990 km (0.098 R)
• M6: 3,546,816 km (0.099 R)
• M7: 4,303,482 km (0.072 R)
• M8: 5,198,975 km (0.06 R)
• M9: 7,489,169 km (0.073 R)
• M10: 8,399,322 km (0.114 R)
• M11: 8,930,544 km (0.087 R)
• M12: 9,432,894 km (0.12 R)
• M13: 9,954,093 km (0.075 R)
• M14: 11,168,528 km (0.105 R)
• M15: 11,811,649 km (0.059 R)
• M16: 15,192,262 km (0.073 R)
• M17: 15,764,175 km (0.047 R)
• M18: 17,488,889 km (0.056 R)
• M19: 18,037,913 km (0.053 R)
• M20: 21,756,318 km (0.085 R)
• M21: 22,760,119 km (0.066 R)
• M22: 26,982,669 km (0.102 R)
• M23: 32,282,622 km (0.081 R)
• M24: 35,800,117 km (0.108 R)
• M25: 38,238,413 km (0.102 R)
• M26: 41,890,994 km (0.113 R)
• M27: 43,158,537 km (0.112 R)
• M28: 53,082,710 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.6

Radius: 10.4

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 10.9 AU - 12.16 AU

Year: 13889 Days

Day: 13 Hours

Environment

Temp: -177 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,756,420 km

• M1: 129,851 km (0.04 R)
• M2: 998,715 km (0.107 R)
• M3: 1,594,265 km (0.067 R)
• M4: 2,471,806 km (0.027 R)
• M5: 2,885,444 km (0.039 R)
• M6: 4,154,482 km (0.069 R)
• M7: 4,560,641 km (0.112 R)
• M8: 5,154,245 km (0.113 R)
• M9: 5,798,563 km (0.051 R)
• M10: 6,533,986 km (0.073 R)
• M11: 7,581,470 km (0.068 R)
• M12: 8,324,822 km (0.082 R)
• M13: 13,215,177 km (0.041 R)
• M14: 14,291,085 km (0.115 R)
• M15: 14,883,791 km (0.069 R)
• M16: 15,908,088 km (0.048 R)
• M17: 16,330,702 km (0.079 R)
• M18: 18,096,705 km (0.111 R)
• M19: 19,104,695 km (0.116 R)
• M20: 22,004,351 km (0.058 R)
• M21: 27,134,361 km (0.114 R)
• M22: 27,637,010 km (0.083 R)
• M23: 30,675,193 km (0.082 R)
• M24: 36,182,040 km (0.059 R)
• M25: 36,546,610 km (0.092 R)
• M26: 40,983,085 km (0.11 R)
• M27: 45,201,445 km (0.094 R)
• M28: 46,478,413 km (0.039 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 19,566 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit