🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.46 AU - 0.7 AU

Year: 290 Days

Day: 41.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.1

Radius: 8.4

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.1 AU - 1.56 AU

Year: 1006 Days

Day: 5.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,718,632 km

• M1: 106,214 km (0.101 R)
• M2: 404,513 km (0.061 R)
• M3: 1,068,727 km (0.084 R)
• M4: 1,367,923 km (0.068 R)
• M5: 1,652,907 km (0.058 R)
• M6: 1,948,213 km (0.082 R)
• M7: 2,334,026 km (0.113 R)
• M8: 2,683,636 km (0.117 R)
• M9: 3,081,417 km (0.105 R)
• M10: 3,532,903 km (0.106 R)
• M11: 3,852,744 km (0.105 R)
• M12: 5,023,496 km (0.12 R)
• M13: 5,752,337 km (0.102 R)
• M14: 6,174,652 km (0.08 R)
• M15: 6,482,525 km (0.109 R)
• M16: 7,249,064 km (0.103 R)
• M17: 8,152,635 km (0.109 R)
• M18: 8,469,932 km (0.03 R)
• M19: 9,529,534 km (0.112 R)
• M20: 9,911,607 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.2

Radius: 8.1

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.93 AU - 2.53 AU

Year: 2185 Days

Day: 7.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,718,632 km

• M1: 100,979 km (0.116 R)
• M2: 413,189 km (0.06 R)
• M3: 887,863 km (0.032 R)
• M4: 1,304,344 km (0.039 R)
• M5: 1,672,654 km (0.079 R)
• M6: 2,721,484 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.4

Radius: 11

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.38 AU - 3.14 AU

Year: 3008 Days

Day: 10.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,718,632 km

• M1: 143,016 km (0.1 R)
• M2: 1,147,266 km (0.082 R)
• M3: 1,511,238 km (0.119 R)
• M4: 2,149,572 km (0.098 R)
• M5: 4,138,924 km (0.107 R)
• M6: 6,034,778 km (0.031 R)
• M7: 9,602,388 km (0.03 R)
• M8: 11,883,008 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.6

Radius: 13.5

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.53 AU - 3.57 AU

Year: 3494 Days

Day: 12.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,718,632 km

• M1: 169,943 km (0.1 R)
• M2: 689,646 km (0.091 R)
• M3: 1,852,470 km (0.12 R)
• M4: 3,787,818 km (0.115 R)
• M5: 4,527,580 km (0.101 R)
• M6: 7,162,447 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.7

Radius: 12.5

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.44 AU - 6.92 AU

Year: 8880 Days

Day: 8.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,718,632 km

• M1: 155,432 km (0.108 R)
• M2: 574,007 km (0.071 R)
• M3: 1,097,001 km (0.115 R)
• M4: 1,719,029 km (0.096 R)
• M5: 2,263,715 km (0.085 R)
• M6: 3,782,881 km (0.104 R)
• M7: 5,653,453 km (0.036 R)
• M8: 8,569,714 km (0.042 R)
• M9: 9,130,556 km (0.038 R)
• M10: 10,222,322 km (0.037 R)
• M11: 10,853,475 km (0.104 R)
• M12: 11,454,709 km (0.064 R)
• M13: 14,277,920 km (0.098 R)
• M14: 15,269,006 km (0.042 R)
• M15: 15,885,349 km (0.066 R)
• M16: 19,857,472 km (0.111 R)
• M17: 21,685,259 km (0.117 R)
• M18: 24,354,982 km (0.088 R)
• M19: 29,279,894 km (0.05 R)
• M20: 30,125,122 km (0.114 R)
• M21: 36,020,175 km (0.094 R)
• M22: 42,105,667 km (0.085 R)
• M23: 45,954,521 km (0.091 R)
• M24: 49,882,213 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303

Radius: 4.1

Gravity: 18.02 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 5.25 AU - 6.55 AU

Year: 9401 Days

Day: 19.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,718,632 km

• M1: 51,910 km (0.057 R)
• M2: 335,249 km (0.056 R)
• M3: 931,247 km (0.073 R)
• M4: 1,438,683 km (0.108 R)
• M5: 2,358,710 km (0.053 R)
• M6: 2,852,981 km (0.078 R)
• M7: 3,849,303 km (0.054 R)
• M8: 4,425,703 km (0.077 R)
• M9: 4,972,035 km (0.1 R)
• M10: 8,073,199 km (0.106 R)
• M11: 9,355,103 km (0.107 R)
• M12: 14,756,783 km (0.104 R)
• M13: 15,719,445 km (0.091 R)
• M14: 17,569,821 km (0.11 R)
• M15: 18,788,445 km (0.073 R)
• M16: 21,620,034 km (0.112 R)
• M17: 23,738,938 km (0.104 R)
• M18: 26,250,986 km (0.03 R)
• M19: 28,020,728 km (0.04 R)
• M20: 29,962,808 km (0.092 R)
• M21: 30,629,566 km (0.076 R)
• M22: 34,630,710 km (0.094 R)

Asteroid Belt

Center: 7.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.2

Radius: 4

Gravity: 40.39 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.44 AU - 9.58 AU

Year: 19239 Days

Day: 15.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,718,632 km

• M1: 49,816 km (0.101 R)
• M2: 295,007 km (0.095 R)
• M3: 517,309 km (0.118 R)
• M4: 792,270 km (0.072 R)
• M5: 1,268,889 km (0.114 R)
• M6: 1,822,102 km (0.108 R)
• M7: 2,051,286 km (0.056 R)
• M8: 2,321,011 km (0.118 R)
• M9: 2,544,361 km (0.043 R)
• M10: 3,440,153 km (0.115 R)
• M11: 3,700,902 km (0.071 R)
• M12: 5,168,906 km (0.056 R)
• M13: 6,760,328 km (0.052 R)
• M14: 7,262,378 km (0.107 R)
• M15: 7,936,616 km (0.113 R)
• M16: 8,546,975 km (0.032 R)
• M17: 10,033,529 km (0.099 R)
• M18: 11,115,271 km (0.101 R)
• M19: 13,156,534 km (0.078 R)
• M20: 14,823,204 km (0.097 R)
• M21: 19,731,361 km (0.111 R)
• M22: 20,470,524 km (0.04 R)
• M23: 25,513,169 km (0.103 R)
• M24: 25,839,591 km (0.096 R)
• M25: 36,562,916 km (0.118 R)
• M26: 37,256,153 km (0.094 R)
• M27: 38,526,089 km (0.098 R)
• M28: 43,120,838 km (0.049 R)
• M29: 44,677,554 km (0.057 R)
• M30: 50,420,466 km (0.116 R)
• M31: 52,672,961 km (0.067 R)
• M32: 56,451,804 km (0.118 R)
• M33: 56,820,862 km (0.074 R)
• M34: 57,563,765 km (0.049 R)
• M35: 65,555,582 km (0.057 R)
• M36: 65,759,185 km (0.075 R)
• M37: 69,286,104 km (0.053 R)
• M38: 72,718,627 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 14,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit