🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.75 AU - 0.75 AU

Year: 237 Days

Day: 43.6 Hours

Environment

Temp: 180 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 113,890,208 km

• M1: 451,038 km (0.094 R)

Asteroid Belt

Center: 1.01 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.22 AU - 1.32 AU

Year: 523 Days

Day: 44.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.92 AU - 3.5 AU

Year: 2101 Days

Day: 41.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,890,208 km

• M1: 297,101 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.38 AU - 3.5 AU

Year: 2330 Days

Day: 21.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.8

Radius: 9

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.56 AU - 7.06 AU

Year: 6491 Days

Day: 8.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 113,890,208 km

• M1: 111,899 km (0.049 R)
• M2: 490,531 km (0.068 R)
• M3: 965,505 km (0.096 R)
• M4: 1,284,896 km (0.118 R)
• M5: 1,818,661 km (0.089 R)
• M6: 2,638,458 km (0.105 R)
• M7: 4,211,479 km (0.094 R)
• M8: 5,808,437 km (0.117 R)
• M9: 6,884,045 km (0.109 R)
• M10: 8,605,767 km (0.064 R)
• M11: 9,354,804 km (0.088 R)
• M12: 13,183,761 km (0.105 R)
• M13: 14,980,731 km (0.059 R)
• M14: 15,466,625 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995

Radius: 12.2

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 6.22 AU - 8.94 AU

Year: 7622 Days

Day: 5.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 113,890,208 km

• M1: 151,842 km (0.107 R)
• M2: 600,336 km (0.037 R)
• M3: 1,020,706 km (0.119 R)
• M4: 1,536,071 km (0.052 R)
• M5: 2,087,339 km (0.106 R)
• M6: 3,240,439 km (0.093 R)
• M7: 3,666,494 km (0.108 R)
• M8: 4,076,542 km (0.113 R)
• M9: 4,545,980 km (0.092 R)
• M10: 5,051,471 km (0.09 R)
• M11: 6,910,973 km (0.082 R)
• M12: 8,037,594 km (0.062 R)
• M13: 10,704,326 km (0.066 R)
• M14: 11,440,348 km (0.102 R)
• M15: 13,013,369 km (0.067 R)
• M16: 17,072,558 km (0.11 R)
• M17: 17,570,270 km (0.088 R)
• M18: 18,297,914 km (0.1 R)
• M19: 21,247,834 km (0.101 R)
• M20: 21,906,963 km (0.099 R)
• M21: 22,664,825 km (0.102 R)
• M22: 26,246,348 km (0.119 R)
• M23: 28,468,176 km (0.077 R)
• M24: 29,983,004 km (0.077 R)
• M25: 31,233,043 km (0.073 R)
• M26: 32,409,032 km (0.105 R)
• M27: 33,062,925 km (0.033 R)
• M28: 35,651,117 km (0.058 R)
• M29: 44,356,068 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.6

Radius: 10.2

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.85 AU - 12.21 AU

Year: 11602 Days

Day: 10.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 113,890,208 km

• M1: 127,009 km (0.069 R)
• M2: 600,486 km (0.115 R)
• M3: 1,436,140 km (0.081 R)
• M4: 2,424,832 km (0.109 R)
• M5: 5,091,564 km (0.058 R)
• M6: 6,109,278 km (0.043 R)
• M7: 8,333,349 km (0.036 R)
• M8: 10,357,857 km (0.071 R)
• M9: 12,857,787 km (0.114 R)
• M10: 14,671,213 km (0.09 R)
• M11: 16,187,686 km (0.1 R)
• M12: 19,455,801 km (0.081 R)
• M13: 22,809,337 km (0.098 R)
• M14: 24,321,023 km (0.097 R)
• M15: 25,630,902 km (0.07 R)
• M16: 28,011,752 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.5

Radius: 5.8

Gravity: 23.68 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 16.58 AU - 18.58 AU

Year: 26923 Days

Day: 23.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 113,890,208 km

• M1: 81,680 km (0.11 R)
• M2: 291,267 km (0.113 R)
• M3: 526,136 km (0.059 R)
• M4: 740,659 km (0.085 R)
• M5: 1,505,553 km (0.077 R)
• M6: 2,281,368 km (0.087 R)
• M7: 2,756,939 km (0.055 R)
• M8: 3,147,838 km (0.11 R)
• M9: 4,251,272 km (0.113 R)
• M10: 5,721,819 km (0.04 R)
• M11: 6,888,982 km (0.081 R)
• M12: 9,436,634 km (0.041 R)
• M13: 12,110,845 km (0.106 R)
• M14: 12,477,061 km (0.085 R)
• M15: 13,541,898 km (0.052 R)
• M16: 13,936,538 km (0.115 R)
• M17: 14,914,908 km (0.054 R)
• M18: 16,113,187 km (0.057 R)
• M19: 17,466,748 km (0.105 R)
• M20: 20,295,494 km (0.027 R)
• M21: 21,021,493 km (0.071 R)
• M22: 26,841,000 km (0.055 R)
• M23: 27,841,510 km (0.049 R)
• M24: 29,917,031 km (0.054 R)
• M25: 33,362,719 km (0.089 R)
• M26: 42,692,240 km (0.069 R)
• M27: 43,199,676 km (0.113 R)
• M28: 45,094,483 km (0.092 R)
• M29: 47,766,600 km (0.072 R)
• M30: 54,408,297 km (0.057 R)
• M31: 66,046,114 km (0.093 R)
• M32: 67,408,053 km (0.096 R)
• M33: 69,020,269 km (0.109 R)
• M34: 74,254,698 km (0.077 R)
• M35: 75,233,966 km (0.072 R)
• M36: 78,223,530 km (0.072 R)
• M37: 95,225,627 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 890

Radius: 5.6

Gravity: 28.38 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 18.38 AU - 21.18 AU

Year: 32131 Days

Day: 22 Hours

Environment

Temp: -208 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 113,890,208 km

• M1: 86,617 km (0.058 R)
• M2: 314,006 km (0.076 R)
• M3: 648,806 km (0.089 R)
• M4: 1,956,890 km (0.094 R)
• M5: 2,385,488 km (0.119 R)
• M6: 5,161,875 km (0.109 R)
• M7: 5,379,988 km (0.097 R)
• M8: 5,788,390 km (0.118 R)
• M9: 5,976,435 km (0.08 R)
• M10: 13,625,224 km (0.068 R)
• M11: 16,823,777 km (0.092 R)
• M12: 25,274,710 km (0.11 R)
• M13: 30,047,032 km (0.074 R)
• M14: 31,183,527 km (0.034 R)
• M15: 33,091,049 km (0.11 R)
• M16: 55,550,776 km (0.098 R)
• M17: 62,368,549 km (0.118 R)
• M18: 76,059,447 km (0.081 R)
• M19: 80,851,815 km (0.105 R)
• M20: 83,877,282 km (0.066 R)
• M21: 85,277,219 km (0.028 R)
• M22: 88,700,317 km (0.094 R)
• M23: 95,819,231 km (0.112 R)
• M24: 111,853,730 km (0.094 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 19,585 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit