🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.71 AU - 0.95 AU

Year: 279 Days

Day: 20.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 165.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.85 AU - 1.27 AU

Year: 403 Days

Day: 14.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.5

Radius: 12.7

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.78 AU - 8.52 AU

Year: 7054 Days

Day: 10.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,860,439 km

• M1: 157,975 km (0.112 R)
• M2: 922,271 km (0.105 R)
• M3: 1,387,520 km (0.036 R)
• M4: 1,849,030 km (0.119 R)
• M5: 2,834,281 km (0.114 R)
• M6: 3,425,043 km (0.118 R)
• M7: 4,650,699 km (0.119 R)
• M8: 6,089,232 km (0.097 R)
• M9: 7,010,755 km (0.05 R)
• M10: 7,487,972 km (0.075 R)
• M11: 9,453,538 km (0.07 R)
• M12: 11,092,981 km (0.035 R)
• M13: 12,221,697 km (0.095 R)
• M14: 13,738,620 km (0.077 R)
• M15: 15,491,308 km (0.04 R)
• M16: 16,840,083 km (0.101 R)
• M17: 20,518,395 km (0.026 R)
• M18: 23,398,902 km (0.097 R)
• M19: 23,929,376 km (0.1 R)
• M20: 25,569,118 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.5

Radius: 14.9

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.45 AU - 8.89 AU

Year: 7084 Days

Day: 8.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 101,860,439 km

• M1: 186,698 km (0.111 R)
• M2: 1,890,019 km (0.116 R)
• M3: 3,631,488 km (0.043 R)
• M4: 9,820,053 km (0.045 R)
• M5: 10,580,459 km (0.059 R)
• M6: 12,492,469 km (0.115 R)
• M7: 13,099,089 km (0.038 R)
• M8: 14,422,282 km (0.072 R)
• M9: 16,158,365 km (0.097 R)
• M10: 16,766,929 km (0.107 R)
• M11: 21,465,200 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.2

Radius: 13

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.78 AU - 8.38 AU

Year: 7700 Days

Day: 10.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 101,860,439 km

• M1: 162,014 km (0.097 R)
• M2: 854,204 km (0.109 R)
• M3: 1,303,745 km (0.069 R)
• M4: 1,830,629 km (0.038 R)
• M5: 2,464,326 km (0.09 R)
• M6: 3,017,838 km (0.06 R)
• M7: 4,377,234 km (0.097 R)
• M8: 5,640,289 km (0.058 R)
• M9: 6,079,209 km (0.112 R)
• M10: 7,061,767 km (0.12 R)
• M11: 9,514,724 km (0.117 R)
• M12: 10,508,054 km (0.12 R)
• M13: 10,933,809 km (0.077 R)
• M14: 11,921,454 km (0.101 R)
• M15: 13,293,267 km (0.059 R)
• M16: 16,286,122 km (0.116 R)
• M17: 16,729,380 km (0.115 R)
• M18: 17,639,983 km (0.068 R)
• M19: 18,174,945 km (0.078 R)
• M20: 24,631,140 km (0.11 R)
• M21: 27,025,005 km (0.086 R)
• M22: 27,557,573 km (0.108 R)
• M23: 28,643,654 km (0.112 R)
• M24: 32,770,610 km (0.082 R)
• M25: 34,506,245 km (0.104 R)
• M26: 35,133,210 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.8

Radius: 14.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.31 AU - 7.85 AU

Year: 7700 Days

Day: 6.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 101,860,439 km

• M1: 205,847 km (0.069 R)
• M2: 909,405 km (0.081 R)
• M3: 1,561,203 km (0.039 R)
• M4: 2,469,711 km (0.118 R)
• M5: 5,917,194 km (0.109 R)
• M6: 7,111,883 km (0.064 R)
• M7: 8,539,645 km (0.076 R)
• M8: 10,731,104 km (0.075 R)
• M9: 15,665,739 km (0.111 R)
• M10: 16,931,637 km (0.098 R)
• M11: 20,996,360 km (0.117 R)
• M12: 23,216,542 km (0.068 R)
• M13: 23,912,023 km (0.054 R)
• M14: 27,087,836 km (0.112 R)
• M15: 30,904,676 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.4

Radius: 7.8

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 12.37 AU - 15.75 AU

Year: 19452 Days

Day: 15.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,860,439 km

• M1: 245,341 km (0.117 R)
• M2: 685,457 km (0.112 R)
• M3: 1,718,580 km (0.117 R)
• M4: 3,206,032 km (0.066 R)
• M5: 4,507,533 km (0.096 R)
• M6: 7,868,549 km (0.083 R)
• M7: 8,953,732 km (0.117 R)
• M8: 10,024,105 km (0.078 R)
• M9: 10,939,793 km (0.117 R)
• M10: 11,357,620 km (0.112 R)
• M11: 12,805,578 km (0.107 R)
• M12: 14,801,513 km (0.115 R)
• M13: 19,054,879 km (0.06 R)
• M14: 21,090,757 km (0.08 R)
• M15: 34,483,506 km (0.068 R)
• M16: 35,641,094 km (0.118 R)
• M17: 37,090,698 km (0.1 R)
• M18: 50,952,885 km (0.103 R)
• M19: 52,117,505 km (0.109 R)
• M20: 53,129,833 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.3

Radius: 7.8

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 17.98 AU - 20.9 AU

Year: 31624 Days

Day: 21.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 101,860,439 km

• M1: 112,198 km (0.096 R)
• M2: 751,879 km (0.104 R)
• M3: 1,039,406 km (0.113 R)
• M4: 2,283,312 km (0.087 R)
• M5: 3,338,725 km (0.087 R)
• M6: 4,203,551 km (0.09 R)
• M7: 4,573,207 km (0.045 R)
• M8: 4,844,877 km (0.098 R)
• M9: 5,168,457 km (0.109 R)
• M10: 5,420,679 km (0.051 R)
• M11: 6,561,063 km (0.056 R)
• M12: 7,476,004 km (0.115 R)
• M13: 8,075,592 km (0.103 R)
• M14: 9,247,093 km (0.118 R)
• M15: 10,934,408 km (0.12 R)
• M16: 13,202,910 km (0.102 R)
• M17: 15,767,616 km (0.114 R)
• M18: 16,032,254 km (0.1 R)
• M19: 19,952,317 km (0.072 R)
• M20: 20,997,108 km (0.093 R)
• M21: 21,425,108 km (0.066 R)
• M22: 27,403,787 km (0.116 R)
• M23: 27,658,552 km (0.091 R)
• M24: 30,158,781 km (0.082 R)
• M25: 36,827,854 km (0.116 R)
• M26: 38,079,988 km (0.09 R)
• M27: 48,018,523 km (0.082 R)
• M28: 54,178,215 km (0.047 R)
• M29: 80,116,691 km (0.096 R)
• M30: 80,376,991 km (0.112 R)
• M31: 84,890,060 km (0.074 R)
• M32: 88,453,182 km (0.091 R)
• M33: 94,707,869 km (0.091 R)
• M34: 97,053,563 km (0.119 R)
• M35: 100,947,297 km (0.057 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 14,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit