🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.86 AU - 1.02 AU

Year: 322 Days

Day: 13.5 Hours

Environment

Temp: 148 °C

Axial Tilt: 47.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,816,625 km

• M1: 106,364 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.07 AU - 1.59 AU

Year: 542 Days

Day: 28.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 21.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 110,816,625 km

• M1: 343,776 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.15 AU - 2.41 AU

Year: 1216 Days

Day: 44.4 Hours

Environment

Temp: -62 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.6

Radius: 9.6

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.75 AU - 10.69 AU

Year: 10700 Days

Day: 8.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 110,816,625 km

• M1: 143,165 km (0.08 R)
• M2: 574,905 km (0.059 R)
• M3: 1,445,863 km (0.114 R)
• M4: 1,904,680 km (0.112 R)
• M5: 2,906,088 km (0.117 R)
• M6: 3,499,842 km (0.052 R)
• M7: 4,899,330 km (0.085 R)
• M8: 5,807,090 km (0.108 R)
• M9: 6,460,085 km (0.043 R)
• M10: 7,237,844 km (0.094 R)
• M11: 8,627,908 km (0.112 R)
• M12: 22,743,963 km (0.098 R)
• M13: 24,101,115 km (0.049 R)
• M14: 30,072,014 km (0.056 R)
• M15: 30,474,881 km (0.097 R)
• M16: 34,594,657 km (0.092 R)
• M17: 35,371,369 km (0.064 R)
• M18: 38,713,835 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.3

Radius: 8.8

Gravity: 12.76 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 8.62 AU - 13.12 AU

Year: 12654 Days

Day: 10.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 110,816,625 km

• M1: 117,285 km (0.12 R)
• M2: 899,382 km (0.083 R)
• M3: 1,700,629 km (0.061 R)
• M4: 2,162,886 km (0.083 R)
• M5: 2,573,831 km (0.048 R)
• M6: 3,832,997 km (0.095 R)
• M7: 4,188,292 km (0.067 R)
• M8: 5,352,313 km (0.086 R)
• M9: 7,192,965 km (0.064 R)
• M10: 7,828,307 km (0.059 R)
• M11: 8,699,565 km (0.103 R)
• M12: 9,796,117 km (0.113 R)
• M13: 12,135,230 km (0.093 R)
• M14: 13,035,210 km (0.085 R)
• M15: 14,895,460 km (0.052 R)
• M16: 17,561,743 km (0.086 R)
• M17: 18,213,092 km (0.084 R)
• M18: 19,650,578 km (0.086 R)
• M19: 20,530,662 km (0.082 R)
• M20: 22,274,973 km (0.077 R)
• M21: 25,432,386 km (0.025 R)
• M22: 30,709,301 km (0.102 R)
• M23: 31,535,231 km (0.03 R)
• M24: 33,726,990 km (0.06 R)
• M25: 34,606,027 km (0.11 R)
• M26: 36,672,721 km (0.092 R)
• M27: 37,069,156 km (0.096 R)
• M28: 40,767,215 km (0.114 R)
• M29: 43,217,478 km (0.119 R)
• M30: 43,808,091 km (0.04 R)
• M31: 45,459,651 km (0.116 R)
• M32: 56,777,927 km (0.052 R)

Asteroid Belt

Center: 13.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.5

Radius: 3.8

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 13.47 AU - 19.27 AU

Year: 23387 Days

Day: 21.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 110,816,625 km

• M1: 406,009 km (0.092 R)
• M2: 854,653 km (0.035 R)
• M3: 1,819,708 km (0.112 R)
• M4: 2,996,595 km (0.063 R)
• M5: 5,277,364 km (0.117 R)
• M6: 5,637,297 km (0.116 R)
• M7: 7,876,328 km (0.078 R)
• M8: 9,255,022 km (0.093 R)
• M9: 13,943,868 km (0.063 R)
• M10: 20,727,982 km (0.115 R)
• M11: 26,297,959 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 443.7

Radius: 3.2

Gravity: 43.33 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 15.09 AU - 18.15 AU

Year: 23925 Days

Day: 23.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 110,816,625 km

• M1: 41,439 km (0.086 R)
• M2: 152,590 km (0.053 R)
• M3: 457,919 km (0.033 R)
• M4: 598,092 km (0.117 R)
• M5: 716,723 km (0.117 R)
• M6: 965,654 km (0.081 R)
• M7: 1,226,403 km (0.045 R)
• M8: 1,598,752 km (0.113 R)
• M9: 1,962,724 km (0.072 R)
• M10: 2,753,199 km (0.071 R)
• M11: 3,499,244 km (0.064 R)
• M12: 3,856,783 km (0.072 R)
• M13: 4,044,528 km (0.102 R)
• M14: 4,205,495 km (0.096 R)
• M15: 4,472,079 km (0.092 R)
• M16: 7,936,167 km (0.115 R)
• M17: 9,476,128 km (0.094 R)
• M18: 11,910,982 km (0.101 R)
• M19: 17,455,977 km (0.091 R)
• M20: 19,115,018 km (0.106 R)
• M21: 20,780,790 km (0.118 R)
• M22: 24,186,685 km (0.068 R)
• M23: 27,946,528 km (0.082 R)
• M24: 28,062,616 km (0.107 R)
• M25: 30,699,278 km (0.087 R)
• M26: 32,588,849 km (0.082 R)
• M27: 32,975,709 km (0.114 R)
• M28: 33,627,507 km (0.103 R)
• M29: 36,182,489 km (0.112 R)
• M30: 36,458,796 km (0.062 R)
• M31: 38,431,992 km (0.107 R)
• M32: 42,743,552 km (0.082 R)
• M33: 44,459,889 km (0.118 R)
• M34: 44,618,163 km (0.119 R)
• M35: 45,415,071 km (0.047 R)
• M36: 47,531,582 km (0.095 R)
• M37: 50,397,129 km (0.116 R)
• M38: 52,841,857 km (0.113 R)
• M39: 55,547,634 km (0.098 R)
• M40: 56,469,606 km (0.117 R)
• M41: 59,296,856 km (0.11 R)
• M42: 71,984,999 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.8

Radius: 6.7

Gravity: 22.05 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 16.49 AU - 21.51 AU

Year: 29243 Days

Day: 20.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 110,816,625 km

• M1: 294,409 km (0.063 R)
• M2: 646,712 km (0.12 R)
• M3: 1,278,613 km (0.062 R)
• M4: 1,672,205 km (0.085 R)
• M5: 2,191,010 km (0.114 R)
• M6: 3,256,147 km (0.066 R)
• M7: 6,207,564 km (0.102 R)
• M8: 8,405,156 km (0.108 R)
• M9: 8,948,945 km (0.098 R)
• M10: 11,653,525 km (0.1 R)
• M11: 13,842,141 km (0.099 R)
• M12: 17,616,944 km (0.115 R)
• M13: 18,911,415 km (0.067 R)
• M14: 28,975,612 km (0.105 R)
• M15: 30,213,684 km (0.079 R)
• M16: 46,799,001 km (0.088 R)
• M17: 49,658,265 km (0.082 R)
• M18: 52,430,164 km (0.091 R)
• M19: 64,782,311 km (0.093 R)
• M20: 67,369,905 km (0.059 R)
• M21: 73,505,512 km (0.099 R)
• M22: 73,758,482 km (0.097 R)
• M23: 80,539,155 km (0.037 R)
• M24: 101,459,520 km (0.097 R)
• M25: 102,087,233 km (0.087 R)
• M26: 105,586,028 km (0.103 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 11,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit