🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.38 AU - 0.62 AU

Year: 225 Days

Day: 21.9 Hours

Environment

Temp: -107 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.49 AU - 0.65 AU

Year: 274 Days

Day: 46.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.7

Radius: 11.7

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.82 AU - 1.12 AU

Year: 607 Days

Day: 8.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 119.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,466,631 km

• M1: 145,559 km (0.115 R)
• M2: 513,121 km (0.108 R)
• M3: 984,653 km (0.108 R)
• M4: 1,349,971 km (0.102 R)
• M5: 2,015,682 km (0.073 R)
• M6: 2,429,320 km (0.033 R)
• M7: 2,890,231 km (0.073 R)
• M8: 3,292,350 km (0.062 R)
• M9: 3,697,461 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.5

Radius: 12.1

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.25 AU - 1.75 AU

Year: 1168 Days

Day: 9.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 32,466,631 km

• M1: 150,495 km (0.117 R)
• M2: 624,571 km (0.111 R)
• M3: 1,126,771 km (0.115 R)
• M4: 1,988,904 km (0.106 R)
• M5: 3,162,798 km (0.045 R)
• M6: 3,680,706 km (0.108 R)
• M7: 4,080,132 km (0.107 R)
• M8: 4,564,081 km (0.106 R)
• M9: 5,414,246 km (0.05 R)
• M10: 5,800,209 km (0.102 R)
• M11: 6,437,496 km (0.111 R)
• M12: 7,664,946 km (0.066 R)
• M13: 8,125,558 km (0.06 R)
• M14: 8,953,881 km (0.05 R)
• M15: 9,403,872 km (0.076 R)
• M16: 10,946,824 km (0.086 R)
• M17: 11,885,551 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.9

Radius: 9.2

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.29 AU - 4.77 AU

Year: 6130 Days

Day: 8.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,466,631 km

• M1: 114,442 km (0.034 R)
• M2: 544,835 km (0.112 R)
• M3: 850,613 km (0.055 R)
• M4: 1,380,190 km (0.109 R)
• M5: 2,073,277 km (0.11 R)
• M6: 3,817,139 km (0.12 R)
• M7: 4,398,327 km (0.113 R)
• M8: 4,852,506 km (0.086 R)
• M9: 5,534,822 km (0.04 R)
• M10: 8,529,173 km (0.069 R)
• M11: 10,414,106 km (0.063 R)
• M12: 10,857,963 km (0.061 R)
• M13: 12,861,677 km (0.075 R)
• M14: 13,373,002 km (0.088 R)
• M15: 14,932,261 km (0.116 R)
• M16: 15,326,152 km (0.051 R)
• M17: 17,899,684 km (0.088 R)
• M18: 19,789,854 km (0.117 R)
• M19: 20,887,752 km (0.114 R)
• M20: 23,505,715 km (0.093 R)
• M21: 25,050,911 km (0.076 R)
• M22: 25,607,416 km (0.112 R)
• M23: 26,498,570 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.7

Radius: 14.3

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.45 AU - 5.83 AU

Year: 7409 Days

Day: 6.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,466,631 km

• M1: 177,872 km (0.106 R)
• M2: 657,782 km (0.101 R)
• M3: 1,165,517 km (0.091 R)
• M4: 1,790,836 km (0.11 R)
• M5: 2,377,409 km (0.043 R)
• M6: 2,895,467 km (0.117 R)
• M7: 3,689,532 km (0.107 R)
• M8: 4,624,968 km (0.114 R)
• M9: 5,500,714 km (0.076 R)
• M10: 6,252,593 km (0.092 R)
• M11: 8,314,949 km (0.086 R)
• M12: 9,178,727 km (0.119 R)
• M13: 12,495,611 km (0.027 R)
• M14: 13,135,441 km (0.075 R)
• M15: 14,307,690 km (0.057 R)
• M16: 15,366,992 km (0.104 R)
• M17: 16,604,616 km (0.081 R)
• M18: 17,247,887 km (0.088 R)
• M19: 20,643,459 km (0.075 R)
• M20: 22,850,776 km (0.09 R)
• M21: 26,061,744 km (0.075 R)
• M22: 27,730,209 km (0.08 R)
• M23: 29,004,484 km (0.118 R)
• M24: 30,699,727 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.2

Radius: 4.2

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.23 AU - 8.35 AU

Year: 11250 Days

Day: 15.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 32,466,631 km

• M1: 56,548 km (0.053 R)
• M2: 257,458 km (0.053 R)
• M3: 662,270 km (0.099 R)
• M4: 1,577,210 km (0.101 R)
• M5: 2,004,761 km (0.114 R)
• M6: 2,269,998 km (0.068 R)
• M7: 2,419,596 km (0.092 R)
• M8: 2,986,273 km (0.099 R)
• M9: 3,460,797 km (0.105 R)
• M10: 4,007,577 km (0.034 R)
• M11: 6,574,976 km (0.073 R)
• M12: 7,337,626 km (0.087 R)
• M13: 8,273,660 km (0.055 R)
• M14: 9,413,596 km (0.071 R)
• M15: 10,154,703 km (0.119 R)
• M16: 11,604,756 km (0.112 R)
• M17: 11,751,960 km (0.048 R)
• M18: 11,900,511 km (0.058 R)
• M19: 12,150,788 km (0.098 R)
• M20: 14,002,361 km (0.119 R)
• M21: 15,672,471 km (0.075 R)
• M22: 20,241,041 km (0.105 R)
• M23: 21,991,485 km (0.101 R)
• M24: 24,640,265 km (0.091 R)
• M25: 25,623,572 km (0.108 R)
• M26: 27,320,311 km (0.074 R)
• M27: 28,640,961 km (0.09 R)
• M28: 31,124,136 km (0.12 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 10,877 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit