🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.05 AU - 1.17 AU

Year: 514 Days

Day: 47.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.19 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.2

Radius: 10.2

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.92 AU - 3.62 AU

Year: 2600 Days

Day: 13 Hours

Environment

Temp: -148 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,255,903 km

• M1: 128,953 km (0.09 R)
• M2: 503,098 km (0.091 R)
• M3: 850,314 km (0.11 R)
• M4: 1,239,718 km (0.096 R)
• M5: 1,619,397 km (0.088 R)
• M6: 2,102,149 km (0.106 R)
• M7: 3,393,777 km (0.025 R)
• M8: 3,950,581 km (0.073 R)
• M9: 4,271,767 km (0.107 R)
• M10: 4,808,973 km (0.072 R)
• M11: 5,761,912 km (0.114 R)
• M12: 6,418,497 km (0.095 R)
• M13: 9,063,537 km (0.111 R)
• M14: 9,447,554 km (0.061 R)
• M15: 10,436,247 km (0.071 R)
• M16: 10,819,367 km (0.054 R)
• M17: 11,172,268 km (0.102 R)
• M18: 15,778,536 km (0.101 R)
• M19: 16,284,027 km (0.111 R)
• M20: 17,756,669 km (0.074 R)
• M21: 18,525,602 km (0.055 R)
• M22: 18,918,147 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.4

Radius: 11.9

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.78 AU - 4.1 AU

Year: 2805 Days

Day: 13.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,255,903 km

• M1: 150,495 km (0.058 R)
• M2: 725,101 km (0.108 R)
• M3: 1,189,453 km (0.119 R)
• M4: 1,686,866 km (0.085 R)
• M5: 2,089,733 km (0.109 R)
• M6: 3,466,183 km (0.071 R)
• M7: 4,338,937 km (0.039 R)
• M8: 4,743,599 km (0.108 R)
• M9: 5,285,143 km (0.026 R)
• M10: 5,771,486 km (0.077 R)
• M11: 6,414,906 km (0.075 R)
• M12: 7,300,077 km (0.068 R)
• M13: 8,356,537 km (0.05 R)
• M14: 8,825,826 km (0.082 R)
• M15: 9,445,460 km (0.07 R)
• M16: 11,103,304 km (0.103 R)
• M17: 13,534,269 km (0.092 R)
• M18: 15,588,098 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260

Radius: 10

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.45 AU - 3.73 AU

Year: 2991 Days

Day: 10.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,255,903 km

• M1: 124,316 km (0.081 R)
• M2: 819,048 km (0.099 R)
• M3: 1,306,289 km (0.063 R)
• M4: 1,859,352 km (0.111 R)
• M5: 2,945,881 km (0.102 R)
• M6: 4,451,135 km (0.117 R)
• M7: 5,008,537 km (0.059 R)
• M8: 6,188,266 km (0.051 R)
• M9: 7,601,068 km (0.083 R)
• M10: 9,120,533 km (0.051 R)
• M11: 11,423,892 km (0.116 R)
• M12: 12,270,915 km (0.058 R)
• M13: 15,337,372 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 592.4

Radius: 10.7

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.37 AU - 6.91 AU

Year: 6690 Days

Day: 7.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,255,903 km

• M1: 135,087 km (0.103 R)
• M2: 614,099 km (0.11 R)
• M3: 1,159,683 km (0.046 R)
• M4: 1,549,684 km (0.055 R)
• M5: 2,150,021 km (0.074 R)
• M6: 3,017,239 km (0.096 R)
• M7: 3,769,118 km (0.069 R)
• M8: 4,353,747 km (0.118 R)
• M9: 5,026,040 km (0.043 R)
• M10: 5,828,483 km (0.101 R)
• M11: 6,442,881 km (0.104 R)
• M12: 6,817,923 km (0.109 R)
• M13: 8,188,090 km (0.085 R)
• M14: 8,875,941 km (0.077 R)
• M15: 11,074,880 km (0.062 R)
• M16: 11,614,479 km (0.118 R)
• M17: 14,348,979 km (0.06 R)
• M18: 15,168,925 km (0.031 R)
• M19: 17,095,446 km (0.085 R)
• M20: 18,151,158 km (0.097 R)
• M21: 19,110,081 km (0.103 R)
• M22: 19,460,738 km (0.117 R)
• M23: 22,655,251 km (0.075 R)
• M24: 23,928,329 km (0.074 R)
• M25: 27,496,388 km (0.109 R)
• M26: 30,824,641 km (0.026 R)
• M27: 33,490,625 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.3

Radius: 7.3

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.24 AU - 11.46 AU

Year: 14641 Days

Day: 21 Hours

Environment

Temp: -197 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,255,903 km

• M1: 90,806 km (0.114 R)
• M2: 704,606 km (0.085 R)
• M3: 2,309,342 km (0.117 R)
• M4: 2,623,947 km (0.115 R)
• M5: 3,455,412 km (0.104 R)
• M6: 4,341,330 km (0.091 R)
• M7: 4,648,754 km (0.079 R)
• M8: 6,339,359 km (0.12 R)
• M9: 6,883,896 km (0.053 R)
• M10: 8,662,166 km (0.074 R)
• M11: 8,970,936 km (0.116 R)
• M12: 9,424,666 km (0.108 R)
• M13: 11,980,545 km (0.111 R)
• M14: 12,530,916 km (0.111 R)
• M15: 17,002,546 km (0.108 R)
• M16: 17,417,231 km (0.098 R)
• M17: 17,768,038 km (0.108 R)
• M18: 19,895,918 km (0.108 R)
• M19: 22,850,177 km (0.116 R)
• M20: 30,616,700 km (0.114 R)
• M21: 32,907,792 km (0.117 R)
• M22: 33,768,578 km (0.12 R)
• M23: 34,204,506 km (0.069 R)
• M24: 40,218,640 km (0.083 R)
• M25: 40,462,933 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.2

Radius: 4.8

Gravity: 19.06 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 10.91 AU - 15.99 AU

Year: 21689 Days

Day: 19.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,255,903 km

• M1: 60,138 km (0.088 R)
• M2: 215,271 km (0.087 R)
• M3: 596,896 km (0.116 R)
• M4: 992,582 km (0.1 R)
• M5: 1,452,147 km (0.112 R)
• M6: 1,661,584 km (0.094 R)
• M7: 1,946,717 km (0.053 R)
• M8: 2,201,931 km (0.045 R)
• M9: 5,149,757 km (0.052 R)
• M10: 8,150,840 km (0.107 R)
• M11: 12,342,273 km (0.116 R)
• M12: 18,975,144 km (0.113 R)
• M13: 29,486,040 km (0.119 R)
• M14: 31,404,483 km (0.074 R)
• M15: 32,269,457 km (0.093 R)
• M16: 34,566,234 km (0.112 R)
• M17: 36,969,823 km (0.048 R)
• M18: 39,482,319 km (0.041 R)
• M19: 39,911,964 km (0.106 R)
• M20: 50,168,244 km (0.114 R)
• M21: 52,894,666 km (0.083 R)
• M22: 55,718,176 km (0.053 R)
• M23: 64,987,409 km (0.085 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: 242 - 17,730 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit