🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.8 AU - 1 AU

Year: 318 Days

Day: 14 Hours

Environment

Temp: 42 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.55 AU - 1.75 AU

Year: 790 Days

Day: 28.1 Hours

Environment

Temp: -59 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,042,042 km

• M1: 486,941 km (0.086 R)

Asteroid Belt

Center: 3.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580

Radius: 9.3

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.5 AU - 6.88 AU

Year: 5060 Days

Day: 7.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,042,042 km

• M1: 115,639 km (0.072 R)
• M2: 420,968 km (0.108 R)
• M3: 731,833 km (0.115 R)
• M4: 1,037,910 km (0.095 R)
• M5: 1,431,502 km (0.025 R)
• M6: 1,726,808 km (0.102 R)
• M7: 2,020,768 km (0.115 R)
• M8: 2,427,674 km (0.114 R)
• M9: 2,799,275 km (0.108 R)
• M10: 3,489,520 km (0.113 R)
• M11: 5,370,863 km (0.086 R)
• M12: 8,896,286 km (0.084 R)
• M13: 9,784,449 km (0.062 R)
• M14: 10,121,792 km (0.108 R)
• M15: 10,642,243 km (0.11 R)
• M16: 11,317,677 km (0.095 R)
• M17: 13,724,857 km (0.049 R)
• M18: 14,255,032 km (0.108 R)
• M19: 17,789,730 km (0.066 R)
• M20: 20,469,327 km (0.103 R)
• M21: 21,301,839 km (0.112 R)
• M22: 22,446,712 km (0.059 R)
• M23: 24,548,412 km (0.066 R)
• M24: 24,937,067 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.6

Radius: 14

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.83 AU - 7.69 AU

Year: 5839 Days

Day: 7.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,042,042 km

• M1: 176,825 km (0.057 R)
• M2: 666,010 km (0.046 R)
• M3: 1,333,067 km (0.066 R)
• M4: 1,841,101 km (0.086 R)
• M5: 2,778,332 km (0.041 R)
• M6: 3,559,083 km (0.076 R)
• M7: 4,559,294 km (0.03 R)
• M8: 6,700,638 km (0.06 R)
• M9: 7,581,470 km (0.051 R)
• M10: 10,324,946 km (0.116 R)
• M11: 10,878,608 km (0.08 R)
• M12: 12,045,321 km (0.089 R)
• M13: 13,783,798 km (0.074 R)
• M14: 14,455,792 km (0.025 R)
• M15: 15,865,453 km (0.085 R)
• M16: 17,300,545 km (0.103 R)
• M17: 18,482,667 km (0.105 R)
• M18: 19,648,035 km (0.107 R)
• M19: 22,353,213 km (0.081 R)
• M20: 23,755,244 km (0.034 R)
• M21: 29,125,808 km (0.055 R)
• M22: 29,768,480 km (0.06 R)
• M23: 30,233,281 km (0.071 R)
• M24: 31,753,494 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377

Radius: 15

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.89 AU - 8.19 AU

Year: 6963 Days

Day: 10.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 88,042,042 km

• M1: 186,549 km (0.073 R)
• M2: 713,283 km (0.092 R)
• M3: 1,308,981 km (0.115 R)
• M4: 1,804,150 km (0.113 R)
• M5: 2,781,623 km (0.082 R)
• M6: 3,600,073 km (0.105 R)
• M7: 4,136,830 km (0.097 R)
• M8: 5,927,068 km (0.106 R)
• M9: 6,945,380 km (0.091 R)
• M10: 7,426,337 km (0.074 R)
• M11: 8,494,018 km (0.115 R)
• M12: 9,288,532 km (0.098 R)
• M13: 10,002,413 km (0.108 R)
• M14: 11,587,701 km (0.118 R)
• M15: 12,920,918 km (0.076 R)
• M16: 13,918,885 km (0.088 R)
• M17: 14,742,571 km (0.113 R)
• M18: 15,482,632 km (0.066 R)
• M19: 17,472,732 km (0.118 R)
• M20: 20,805,773 km (0.107 R)
• M21: 24,620,818 km (0.115 R)
• M22: 25,339,336 km (0.045 R)
• M23: 27,579,415 km (0.076 R)
• M24: 29,679,021 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.6

Radius: 5.5

Gravity: 29.77 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 14.44 AU - 20.94 AU

Year: 27736 Days

Day: 21.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,042,042 km

• M1: 84,672 km (0.11 R)
• M2: 301,290 km (0.084 R)
• M3: 492,775 km (0.039 R)
• M4: 756,666 km (0.089 R)
• M5: 1,217,128 km (0.067 R)
• M6: 2,294,083 km (0.115 R)
• M7: 2,674,062 km (0.068 R)
• M8: 3,007,516 km (0.1 R)
• M9: 4,359,282 km (0.115 R)
• M10: 4,742,253 km (0.085 R)
• M11: 5,105,775 km (0.072 R)
• M12: 6,119,301 km (0.08 R)
• M13: 8,133,487 km (0.06 R)
• M14: 9,382,928 km (0.115 R)
• M15: 11,813,594 km (0.089 R)
• M16: 12,481,100 km (0.034 R)
• M17: 13,568,826 km (0.112 R)
• M18: 14,550,338 km (0.107 R)
• M19: 18,752,392 km (0.09 R)
• M20: 19,252,797 km (0.11 R)
• M21: 22,110,266 km (0.077 R)
• M22: 29,580,735 km (0.086 R)
• M23: 37,459,157 km (0.046 R)
• M24: 40,367,340 km (0.101 R)
• M25: 42,902,874 km (0.109 R)
• M26: 53,306,508 km (0.113 R)
• M27: 53,906,845 km (0.099 R)
• M28: 54,917,678 km (0.043 R)
• M29: 55,940,927 km (0.111 R)
• M30: 59,300,746 km (0.055 R)
• M31: 62,792,659 km (0.053 R)
• M32: 66,650,489 km (0.118 R)
• M33: 73,343,797 km (0.089 R)
• M34: 95,493,706 km (0.027 R)
• M35: 98,766,758 km (0.102 R)
• M36: 99,068,048 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484

Radius: 7.5

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 14.21 AU - 22.75 AU

Year: 29615 Days

Day: 17.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 88,042,042 km

• M1: 94,695 km (0.114 R)
• M2: 641,176 km (0.092 R)
• M3: 907,760 km (0.091 R)
• M4: 1,278,912 km (0.073 R)
• M5: 1,693,149 km (0.06 R)
• M6: 1,942,379 km (0.032 R)
• M7: 2,842,210 km (0.108 R)
• M8: 3,489,370 km (0.097 R)
• M9: 3,767,922 km (0.108 R)
• M10: 4,162,561 km (0.045 R)
• M11: 5,350,517 km (0.041 R)
• M12: 7,037,084 km (0.079 R)
• M13: 7,636,223 km (0.071 R)
• M14: 8,001,242 km (0.071 R)
• M15: 10,314,175 km (0.035 R)
• M16: 10,890,127 km (0.053 R)
• M17: 12,531,066 km (0.087 R)
• M18: 12,965,797 km (0.05 R)
• M19: 15,291,595 km (0.106 R)
• M20: 21,053,956 km (0.086 R)
• M21: 21,462,208 km (0.034 R)
• M22: 22,294,720 km (0.11 R)
• M23: 26,544,945 km (0.056 R)
• M24: 27,503,868 km (0.119 R)
• M25: 28,114,825 km (0.109 R)
• M26: 29,110,998 km (0.103 R)
• M27: 29,490,677 km (0.107 R)
• M28: 31,571,135 km (0.05 R)
• M29: 32,511,357 km (0.095 R)
• M30: 33,056,941 km (0.075 R)
• M31: 43,455,489 km (0.066 R)
• M32: 47,006,194 km (0.099 R)
• M33: 47,879,247 km (0.08 R)
• M34: 52,220,877 km (0.103 R)
• M35: 56,424,876 km (0.113 R)
• M36: 56,817,870 km (0.047 R)
• M37: 68,354,857 km (0.032 R)
• M38: 70,153,024 km (0.12 R)
• M39: 76,695,238 km (0.079 R)
• M40: 88,042,087 km (0.094 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: 439 - 14,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit