🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.55 AU - 0.73 AU

Year: 194 Days

Day: 35.8 Hours

Environment

Temp: 192 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.97 AU - 1.47 AU

Year: 510 Days

Day: 24.1 Hours

Environment

Temp: -28 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.35 AU - 2.25 AU

Year: 915 Days

Day: 15.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 86,647,510 km

• M1: 102,475 km (0.111 R)
• M2: 1,165,068 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.72 AU - 2.58 AU

Year: 1194 Days

Day: 32.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,647,510 km

• M1: 1,365,679 km (0.05 R)

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.7

Radius: 13.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.3 AU - 5.8 AU

Year: 4298 Days

Day: 7.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,647,510 km

• M1: 176,226 km (0.078 R)
• M2: 660,325 km (0.108 R)
• M3: 1,246,599 km (0.118 R)
• M4: 3,629,544 km (0.117 R)
• M5: 5,522,854 km (0.115 R)
• M6: 6,112,719 km (0.059 R)
• M7: 6,774,240 km (0.107 R)
• M8: 9,833,666 km (0.111 R)
• M9: 10,990,208 km (0.095 R)
• M10: 13,382,876 km (0.119 R)
• M11: 16,051,253 km (0.081 R)
• M12: 17,312,812 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.4

Radius: 12

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.95 AU - 7.27 AU

Year: 5720 Days

Day: 9.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,647,510 km

• M1: 149,299 km (0.032 R)
• M2: 629,358 km (0.098 R)
• M3: 1,095,954 km (0.09 R)
• M4: 1,889,421 km (0.081 R)
• M5: 2,637,111 km (0.096 R)
• M6: 3,589,900 km (0.045 R)
• M7: 4,800,147 km (0.11 R)
• M8: 5,533,326 km (0.114 R)
• M9: 6,070,532 km (0.094 R)
• M10: 7,665,844 km (0.068 R)
• M11: 8,068,412 km (0.067 R)
• M12: 8,668,149 km (0.077 R)
• M13: 9,459,373 km (0.053 R)
• M14: 10,968,217 km (0.027 R)
• M15: 11,443,340 km (0.076 R)
• M16: 11,894,078 km (0.12 R)
• M17: 12,317,589 km (0.063 R)
• M18: 12,831,159 km (0.085 R)
• M19: 14,028,391 km (0.113 R)
• M20: 14,676,150 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449

Radius: 8.8

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 5.65 AU - 9.29 AU

Year: 7733 Days

Day: 7.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,647,510 km

• M1: 109,805 km (0.057 R)
• M2: 655,837 km (0.077 R)
• M3: 988,992 km (0.089 R)
• M4: 1,366,128 km (0.111 R)
• M5: 1,673,851 km (0.103 R)
• M6: 2,264,613 km (0.096 R)
• M7: 2,645,040 km (0.086 R)
• M8: 3,047,757 km (0.086 R)
• M9: 3,469,025 km (0.112 R)
• M10: 4,148,349 km (0.11 R)
• M11: 4,454,426 km (0.118 R)
• M12: 5,801,405 km (0.078 R)
• M13: 6,316,620 km (0.112 R)
• M14: 6,826,899 km (0.083 R)
• M15: 7,968,929 km (0.068 R)
• M16: 10,959,839 km (0.054 R)
• M17: 11,596,977 km (0.115 R)
• M18: 12,678,120 km (0.111 R)
• M19: 15,826,408 km (0.114 R)
• M20: 17,946,509 km (0.058 R)
• M21: 18,419,387 km (0.118 R)
• M22: 21,282,990 km (0.069 R)
• M23: 22,820,407 km (0.114 R)
• M24: 26,287,637 km (0.083 R)
• M25: 27,339,310 km (0.097 R)
• M26: 28,601,318 km (0.048 R)
• M27: 30,090,864 km (0.083 R)
• M28: 31,925,981 km (0.048 R)
• M29: 33,426,447 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403

Radius: 14.3

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.21 AU - 11.79 AU

Year: 11090 Days

Day: 6.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,647,510 km

• M1: 178,620 km (0.116 R)
• M2: 800,349 km (0.1 R)
• M3: 1,358,199 km (0.093 R)
• M4: 1,862,194 km (0.093 R)
• M5: 2,366,190 km (0.113 R)
• M6: 2,982,682 km (0.116 R)
• M7: 4,109,005 km (0.111 R)
• M8: 4,655,635 km (0.066 R)
• M9: 5,127,617 km (0.095 R)
• M10: 6,777,083 km (0.117 R)
• M11: 8,582,579 km (0.104 R)
• M12: 10,640,298 km (0.09 R)
• M13: 12,165,299 km (0.076 R)
• M14: 12,894,439 km (0.074 R)
• M15: 15,711,217 km (0.116 R)
• M16: 16,917,574 km (0.092 R)
• M17: 18,989,954 km (0.097 R)
• M18: 19,666,136 km (0.1 R)
• M19: 25,396,782 km (0.05 R)
• M20: 29,084,220 km (0.101 R)
• M21: 36,573,239 km (0.091 R)
• M22: 41,759,498 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.6

Radius: 8

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 17.41 AU - 20.07 AU

Year: 30726 Days

Day: 22.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,647,510 km

• M1: 100,829 km (0.068 R)
• M2: 481,256 km (0.107 R)
• M3: 1,033,721 km (0.057 R)
• M4: 1,673,851 km (0.065 R)
• M5: 2,483,325 km (0.075 R)
• M6: 3,043,120 km (0.099 R)
• M7: 3,684,446 km (0.077 R)
• M8: 4,205,196 km (0.094 R)
• M9: 5,000,159 km (0.12 R)
• M10: 5,273,026 km (0.064 R)
• M11: 5,764,156 km (0.112 R)
• M12: 9,142,674 km (0.056 R)
• M13: 11,245,870 km (0.113 R)
• M14: 11,852,490 km (0.067 R)
• M15: 14,342,397 km (0.044 R)
• M16: 18,422,529 km (0.111 R)
• M17: 20,428,337 km (0.119 R)
• M18: 24,644,005 km (0.094 R)
• M19: 28,284,769 km (0.075 R)
• M20: 30,945,217 km (0.084 R)
• M21: 32,134,969 km (0.085 R)
• M22: 33,354,790 km (0.094 R)
• M23: 35,455,892 km (0.12 R)
• M24: 40,698,998 km (0.08 R)
• M25: 41,013,303 km (0.105 R)
• M26: 44,412,017 km (0.047 R)
• M27: 52,503,916 km (0.064 R)
• M28: 60,702,777 km (0.084 R)
• M29: 63,192,983 km (0.118 R)
• M30: 68,376,250 km (0.111 R)
• M31: 68,820,556 km (0.051 R)
• M32: 75,481,401 km (0.093 R)
• M33: 79,579,186 km (0.099 R)
• M34: 81,060,055 km (0.112 R)
• M35: 83,315,841 km (0.111 R)
• M36: 84,842,637 km (0.031 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 14,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit