🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.62 AU - 0.68 AU

Year: 200 Days

Day: 16.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.73 AU - 0.89 AU

Year: 278 Days

Day: 47.1 Hours

Environment

Temp: 130 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,560,258 km

• M1: 19,897 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.58 AU - 3.66 AU

Year: 2099 Days

Day: 43.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 12.5

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.6 AU - 6.08 AU

Year: 4699 Days

Day: 6.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,560,258 km

• M1: 155,731 km (0.099 R)
• M2: 588,518 km (0.079 R)
• M3: 1,226,403 km (0.097 R)
• M4: 2,271,793 km (0.114 R)
• M5: 3,241,038 km (0.089 R)
• M6: 4,583,380 km (0.057 R)
• M7: 5,213,935 km (0.116 R)
• M8: 6,325,297 km (0.113 R)
• M9: 6,983,827 km (0.099 R)
• M10: 7,954,717 km (0.083 R)
• M11: 8,758,656 km (0.084 R)
• M12: 9,424,815 km (0.031 R)
• M13: 10,858,711 km (0.073 R)
• M14: 14,255,480 km (0.083 R)
• M15: 14,712,053 km (0.075 R)
• M16: 15,441,343 km (0.097 R)
• M17: 17,658,832 km (0.068 R)
• M18: 22,992,744 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.9

Radius: 9.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.38 AU - 6.92 AU

Year: 5808 Days

Day: 14.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,560,258 km

• M1: 117,434 km (0.116 R)
• M2: 583,581 km (0.07 R)
• M3: 931,247 km (0.087 R)
• M4: 1,376,600 km (0.12 R)
• M5: 2,126,833 km (0.073 R)
• M6: 2,536,731 km (0.094 R)
• M7: 3,203,040 km (0.038 R)
• M8: 5,324,936 km (0.092 R)
• M9: 6,415,205 km (0.101 R)
• M10: 7,110,836 km (0.104 R)
• M11: 8,916,631 km (0.117 R)
• M12: 9,303,641 km (0.102 R)
• M13: 9,661,479 km (0.105 R)
• M14: 11,959,003 km (0.084 R)
• M15: 13,209,642 km (0.101 R)
• M16: 13,815,363 km (0.117 R)
• M17: 14,598,508 km (0.091 R)
• M18: 16,310,207 km (0.114 R)
• M19: 24,881,567 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.8

Radius: 10.6

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.9 AU - 8.02 AU

Year: 6992 Days

Day: 10.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 92,560,258 km

• M1: 131,796 km (0.098 R)
• M2: 1,081,892 km (0.113 R)
• M3: 1,413,999 km (0.105 R)
• M4: 1,901,987 km (0.082 R)
• M5: 2,395,361 km (0.083 R)
• M6: 2,873,775 km (0.088 R)
• M7: 3,805,022 km (0.084 R)
• M8: 4,620,480 km (0.079 R)
• M9: 8,573,454 km (0.081 R)
• M10: 10,389,423 km (0.082 R)
• M11: 11,015,340 km (0.029 R)
• M12: 13,266,040 km (0.089 R)
• M13: 14,766,806 km (0.112 R)
• M14: 16,313,648 km (0.076 R)
• M15: 18,102,838 km (0.116 R)
• M16: 18,447,961 km (0.092 R)
• M17: 21,446,201 km (0.06 R)
• M18: 22,067,032 km (0.119 R)
• M19: 22,461,073 km (0.116 R)
• M20: 22,859,751 km (0.111 R)
• M21: 27,111,173 km (0.098 R)
• M22: 28,389,936 km (0.093 R)
• M23: 33,182,752 km (0.114 R)
• M24: 33,804,332 km (0.068 R)
• M25: 34,223,056 km (0.073 R)
• M26: 35,715,893 km (0.097 R)
• M27: 36,698,153 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.2

Radius: 9.2

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.83 AU - 9.17 AU

Year: 8617 Days

Day: 11.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,560,258 km

• M1: 114,442 km (0.042 R)
• M2: 406,158 km (0.038 R)
• M3: 2,138,502 km (0.087 R)
• M4: 3,853,791 km (0.118 R)
• M5: 4,263,240 km (0.114 R)
• M6: 7,360,066 km (0.109 R)
• M7: 7,750,965 km (0.117 R)
• M8: 10,201,976 km (0.097 R)
• M9: 17,656,139 km (0.071 R)
• M10: 29,832,209 km (0.087 R)
• M11: 32,050,147 km (0.079 R)
• M12: 33,837,542 km (0.104 R)
• M13: 35,801,463 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 1000

Radius: 12.6

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.93 AU - 11.31 AU

Year: 10488 Days

Day: 10.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,560,258 km

• M1: 186,399 km (0.105 R)
• M2: 660,325 km (0.063 R)
• M3: 2,008,052 km (0.119 R)
• M4: 2,618,860 km (0.1 R)
• M5: 3,252,407 km (0.11 R)
• M6: 3,875,034 km (0.083 R)
• M7: 7,891,587 km (0.037 R)
• M8: 9,673,896 km (0.057 R)
• M9: 10,145,279 km (0.105 R)
• M10: 15,599,468 km (0.098 R)
• M11: 16,103,014 km (0.117 R)
• M12: 27,026,651 km (0.03 R)
• M13: 28,815,093 km (0.074 R)
• M14: 29,683,509 km (0.038 R)
• M15: 38,431,244 km (0.115 R)
• M16: 44,600,810 km (0.093 R)
• M17: 47,693,596 km (0.054 R)
• M18: 56,130,019 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753.1

Radius: 7.4

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 14.1 AU - 18.96 AU

Year: 25592 Days

Day: 20.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 92,560,258 km

• M1: 92,152 km (0.105 R)
• M2: 631,303 km (0.089 R)
• M3: 1,519,615 km (0.118 R)
• M4: 2,078,662 km (0.096 R)
• M5: 2,417,950 km (0.115 R)
• M6: 5,410,057 km (0.112 R)
• M7: 5,877,850 km (0.042 R)
• M8: 6,280,268 km (0.079 R)
• M9: 8,295,501 km (0.038 R)
• M10: 8,859,784 km (0.09 R)
• M11: 9,449,350 km (0.068 R)
• M12: 11,307,205 km (0.113 R)
• M13: 11,720,096 km (0.105 R)
• M14: 12,071,651 km (0.12 R)
• M15: 12,648,949 km (0.094 R)
• M16: 13,703,165 km (0.118 R)
• M17: 15,985,430 km (0.102 R)
• M18: 18,509,595 km (0.097 R)
• M19: 18,890,621 km (0.087 R)
• M20: 24,674,523 km (0.069 R)
• M21: 24,904,605 km (0.107 R)
• M22: 25,603,526 km (0.107 R)
• M23: 26,676,292 km (0.118 R)
• M24: 27,654,812 km (0.071 R)
• M25: 28,152,823 km (0.071 R)
• M26: 30,074,109 km (0.095 R)
• M27: 32,631,185 km (0.116 R)
• M28: 39,729,604 km (0.096 R)
• M29: 42,968,099 km (0.109 R)
• M30: 44,651,524 km (0.06 R)
• M31: 47,081,591 km (0.092 R)
• M32: 52,964,229 km (0.084 R)
• M33: 68,404,225 km (0.08 R)
• M34: 70,696,363 km (0.101 R)
• M35: 72,802,552 km (0.115 R)
• M36: 79,622,569 km (0.105 R)
• M37: 88,461,260 km (0.109 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: 434 - 19,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit