🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.06 AU - 1.44 AU

Year: 538 Days

Day: 36.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.29 AU - 1.91 AU

Year: 779 Days

Day: 23.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.79 AU - 1.79 AU

Year: 922 Days

Day: 27.1 Hours

Environment

Temp: -72 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 117,085,121 km

• M1: 792,719 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.13 AU - 3.53 AU

Year: 2340 Days

Day: 34.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.4

Radius: 11.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.93 AU - 5.67 AU

Year: 4049 Days

Day: 5.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 117,085,121 km

• M1: 144,212 km (0.12 R)
• M2: 3,400,808 km (0.083 R)
• M3: 4,316,796 km (0.103 R)
• M4: 4,714,876 km (0.1 R)
• M5: 5,158,135 km (0.101 R)
• M6: 7,428,881 km (0.054 R)
• M7: 10,002,114 km (0.058 R)
• M8: 10,908,976 km (0.1 R)
• M9: 11,833,192 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.3

Radius: 14.9

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.54 AU - 7.7 AU

Year: 7315 Days

Day: 7.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 117,085,121 km

• M1: 192,981 km (0.119 R)
• M2: 676,182 km (0.082 R)
• M3: 1,806,993 km (0.109 R)
• M4: 2,305,902 km (0.093 R)
• M5: 3,117,171 km (0.113 R)
• M6: 3,726,483 km (0.088 R)
• M7: 4,414,783 km (0.1 R)
• M8: 4,991,931 km (0.107 R)
• M9: 7,279,582 km (0.053 R)
• M10: 14,659,843 km (0.081 R)
• M11: 18,583,496 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.9

Radius: 9.5

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.94 AU - 11.1 AU

Year: 11309 Days

Day: 6.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 117,085,121 km

• M1: 118,781 km (0.039 R)
• M2: 527,632 km (0.084 R)
• M3: 1,078,900 km (0.045 R)
• M4: 1,481,468 km (0.089 R)
• M5: 2,576,225 km (0.058 R)
• M6: 4,705,302 km (0.094 R)
• M7: 5,955,790 km (0.034 R)
• M8: 9,187,553 km (0.106 R)
• M9: 16,370,495 km (0.085 R)
• M10: 17,642,376 km (0.088 R)
• M11: 18,692,254 km (0.074 R)
• M12: 20,609,650 km (0.093 R)
• M13: 24,062,818 km (0.066 R)
• M14: 24,745,433 km (0.105 R)
• M15: 27,977,195 km (0.032 R)
• M16: 32,090,987 km (0.096 R)
• M17: 38,991,339 km (0.051 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.4

Radius: 14.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.6 AU - 12.22 AU

Year: 12011 Days

Day: 13 Hours

Environment

Temp: -183 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 117,085,121 km

• M1: 184,305 km (0.116 R)
• M2: 1,457,831 km (0.07 R)
• M3: 2,100,205 km (0.086 R)
• M4: 2,713,406 km (0.094 R)
• M5: 3,545,619 km (0.116 R)
• M6: 4,134,436 km (0.116 R)
• M7: 4,695,279 km (0.074 R)
• M8: 5,790,934 km (0.091 R)
• M9: 7,215,554 km (0.034 R)
• M10: 9,955,140 km (0.105 R)
• M11: 12,346,462 km (0.077 R)
• M12: 13,644,074 km (0.077 R)
• M13: 15,030,996 km (0.103 R)
• M14: 18,083,989 km (0.119 R)
• M15: 19,920,452 km (0.04 R)
• M16: 22,949,660 km (0.111 R)
• M17: 26,673,450 km (0.085 R)
• M18: 30,893,007 km (0.077 R)
• M19: 31,787,453 km (0.099 R)
• M20: 34,217,371 km (0.072 R)
• M21: 36,027,356 km (0.096 R)
• M22: 43,211,345 km (0.073 R)
• M23: 45,039,132 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.6

Radius: 7.3

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 13.54 AU - 17.12 AU

Year: 23109 Days

Day: 19.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 117,085,121 km

• M1: 91,554 km (0.066 R)
• M2: 408,103 km (0.109 R)
• M3: 4,345,519 km (0.074 R)
• M4: 4,576,648 km (0.071 R)
• M5: 5,204,959 km (0.088 R)
• M6: 7,184,587 km (0.057 R)
• M7: 9,880,042 km (0.068 R)
• M8: 19,005,213 km (0.09 R)
• M9: 19,417,355 km (0.099 R)
• M10: 25,497,760 km (0.066 R)
• M11: 27,542,913 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.9

Radius: 3

Gravity: 110.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 17.51 AU - 20.35 AU

Year: 31710 Days

Day: 20.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 117,085,121 km

• M1: 39,344 km (0.082 R)
• M2: 215,271 km (0.035 R)
• M3: 448,345 km (0.065 R)
• M4: 563,086 km (0.061 R)
• M5: 891,903 km (0.103 R)
• M6: 1,932,804 km (0.109 R)
• M7: 2,315,625 km (0.092 R)
• M8: 2,804,362 km (0.082 R)
• M9: 3,134,823 km (0.111 R)
• M10: 5,098,894 km (0.118 R)
• M11: 5,682,326 km (0.082 R)
• M12: 6,062,753 km (0.117 R)
• M13: 7,361,113 km (0.082 R)
• M14: 7,472,264 km (0.093 R)
• M15: 13,144,417 km (0.051 R)
• M16: 14,580,706 km (0.102 R)
• M17: 14,844,597 km (0.104 R)
• M18: 16,118,273 km (0.032 R)
• M19: 18,673,704 km (0.03 R)
• M20: 19,194,155 km (0.084 R)
• M21: 20,703,149 km (0.11 R)
• M22: 21,260,550 km (0.029 R)
• M23: 21,942,716 km (0.109 R)
• M24: 27,131,070 km (0.074 R)
• M25: 34,458,673 km (0.055 R)
• M26: 45,946,144 km (0.05 R)
• M27: 46,134,637 km (0.048 R)
• M28: 46,323,429 km (0.114 R)
• M29: 47,084,284 km (0.116 R)
• M30: 61,096,518 km (0.051 R)
• M31: 61,552,642 km (0.114 R)
• M32: 61,781,677 km (0.066 R)
• M33: 67,205,946 km (0.101 R)
• M34: 67,448,743 km (0.099 R)
• M35: 72,427,959 km (0.068 R)
• M36: 74,226,873 km (0.067 R)
• M37: 75,006,876 km (0.101 R)
• M38: 75,529,871 km (0.115 R)
• M39: 79,530,566 km (0.108 R)
• M40: 79,802,087 km (0.082 R)
• M41: 81,169,411 km (0.073 R)
• M42: 84,232,577 km (0.115 R)
• M43: 88,241,202 km (0.115 R)
• M44: 92,075,545 km (0.108 R)
• M45: 95,099,516 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 15,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit