🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.79 AU - 0.97 AU

Year: 290 Days

Day: 29.5 Hours

Environment

Temp: 154 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.71 AU - 1.11 AU

Year: 305 Days

Day: 34.4 Hours

Environment

Temp: 182 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,755,829 km

• M1: 399,576 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.11 AU - 1.63 AU

Year: 564 Days

Day: 30 Hours

Environment

Temp: 2 °C

Axial Tilt: 26.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 58,755,829 km

• M1: 105,018 km (0.056 R)
• M2: 444,156 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.19 AU - 2.65 AU

Year: 1323 Days

Day: 25.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,755,829 km

• M1: 652,097 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.3

Radius: 14.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.48 AU - 7.68 AU

Year: 6621 Days

Day: 9 Hours

Environment

Temp: -144 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,755,829 km

• M1: 183,557 km (0.1 R)
• M2: 716,723 km (0.116 R)
• M3: 1,675,496 km (0.11 R)
• M4: 2,547,801 km (0.117 R)
• M5: 3,052,993 km (0.112 R)
• M6: 4,477,165 km (0.085 R)
• M7: 6,160,889 km (0.096 R)
• M8: 6,672,215 km (0.059 R)
• M9: 9,910,111 km (0.101 R)
• M10: 11,893,180 km (0.096 R)
• M11: 13,570,621 km (0.114 R)
• M12: 17,808,729 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.5

Radius: 13.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 6.47 AU - 8.13 AU

Year: 6932 Days

Day: 9.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,755,829 km

• M1: 171,738 km (0.054 R)
• M2: 758,012 km (0.116 R)
• M3: 1,199,027 km (0.08 R)
• M4: 2,303,358 km (0.09 R)
• M5: 3,427,736 km (0.12 R)
• M6: 4,277,452 km (0.117 R)
• M7: 5,175,937 km (0.067 R)
• M8: 6,163,881 km (0.116 R)
• M9: 6,984,575 km (0.108 R)
• M10: 8,032,957 km (0.042 R)
• M11: 8,472,475 km (0.113 R)
• M12: 12,539,742 km (0.051 R)
• M13: 14,727,611 km (0.086 R)
• M14: 16,257,549 km (0.045 R)
• M15: 16,768,725 km (0.052 R)
• M16: 19,416,906 km (0.111 R)
• M17: 20,285,022 km (0.065 R)
• M18: 22,885,482 km (0.04 R)
• M19: 23,772,448 km (0.082 R)
• M20: 25,358,335 km (0.077 R)
• M21: 26,046,784 km (0.111 R)
• M22: 29,488,583 km (0.077 R)
• M23: 31,614,069 km (0.039 R)
• M24: 32,210,965 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.2

Radius: 11.7

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 9.28 AU - 11.14 AU

Year: 11466 Days

Day: 9 Hours

Environment

Temp: -160 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,755,829 km

• M1: 205,547 km (0.11 R)
• M2: 782,546 km (0.057 R)
• M3: 1,619,397 km (0.117 R)
• M4: 2,108,582 km (0.077 R)
• M5: 2,610,333 km (0.03 R)
• M6: 3,471,419 km (0.102 R)
• M7: 6,545,206 km (0.095 R)
• M8: 9,950,502 km (0.109 R)
• M9: 10,336,914 km (0.118 R)
• M10: 11,048,700 km (0.118 R)
• M11: 12,870,354 km (0.052 R)
• M12: 17,100,682 km (0.117 R)
• M13: 20,616,382 km (0.107 R)
• M14: 21,316,649 km (0.116 R)
• M15: 23,816,430 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860

Radius: 9.8

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.48 AU - 12.7 AU

Year: 12112 Days

Day: 12.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,755,829 km

• M1: 131,646 km (0.065 R)
• M2: 493,075 km (0.09 R)
• M3: 807,679 km (0.084 R)
• M4: 1,436,738 km (0.112 R)
• M5: 2,190,861 km (0.076 R)
• M6: 2,745,121 km (0.041 R)
• M7: 3,238,644 km (0.115 R)
• M8: 4,282,389 km (0.117 R)
• M9: 5,048,779 km (0.119 R)
• M10: 6,132,017 km (0.116 R)
• M11: 6,687,773 km (0.095 R)
• M12: 7,945,592 km (0.115 R)
• M13: 10,697,145 km (0.038 R)
• M14: 13,628,067 km (0.115 R)
• M15: 15,492,355 km (0.094 R)
• M16: 16,826,170 km (0.088 R)
• M17: 17,756,818 km (0.103 R)
• M18: 18,315,267 km (0.064 R)
• M19: 24,957,114 km (0.084 R)
• M20: 26,269,386 km (0.044 R)
• M21: 27,946,677 km (0.064 R)
• M22: 28,921,008 km (0.105 R)
• M23: 30,708,853 km (0.111 R)
• M24: 35,373,314 km (0.07 R)
• M25: 36,513,100 km (0.096 R)
• M26: 37,546,672 km (0.084 R)
• M27: 40,626,593 km (0.052 R)
• M28: 44,745,172 km (0.045 R)
• M29: 48,512,046 km (0.066 R)
• M30: 48,977,894 km (0.096 R)
• M31: 56,498,777 km (0.116 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 14,483 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit