🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.7

Radius: 14

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.58 AU - 0.62 AU

Year: 310 Days

Day: 10.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,173,414 km

• M1: 174,431 km (0.106 R)
• M2: 741,706 km (0.08 R)
• M3: 1,180,926 km (0.03 R)
• M4: 1,720,824 km (0.07 R)
• M5: 2,265,510 km (0.1 R)
• M6: 2,837,273 km (0.097 R)
• M7: 3,382,707 km (0.108 R)
• M8: 4,160,167 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.5

Radius: 8

Gravity: 12.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.6 AU - 2 AU

Year: 1610 Days

Day: 10.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,173,414 km

• M1: 99,483 km (0.089 R)
• M2: 530,923 km (0.078 R)
• M3: 823,387 km (0.072 R)
• M4: 1,139,487 km (0.057 R)
• M5: 1,471,893 km (0.053 R)
• M6: 1,783,805 km (0.117 R)
• M7: 2,069,387 km (0.115 R)
• M8: 2,555,730 km (0.075 R)
• M9: 2,804,960 km (0.114 R)
• M10: 4,500,203 km (0.027 R)
• M11: 5,272,727 km (0.113 R)
• M12: 5,961,625 km (0.113 R)
• M13: 6,352,823 km (0.071 R)
• M14: 6,787,255 km (0.049 R)
• M15: 8,818,794 km (0.104 R)
• M16: 9,392,054 km (0.049 R)
• M17: 10,160,538 km (0.108 R)
• M18: 11,042,567 km (0.073 R)
• M19: 12,757,557 km (0.1 R)
• M20: 13,490,736 km (0.117 R)
• M21: 13,825,536 km (0.09 R)
• M22: 14,774,735 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.5

Radius: 12.4

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.36 AU - 2.94 AU

Year: 2877 Days

Day: 13.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,173,414 km

• M1: 166,203 km (0.091 R)
• M2: 600,785 km (0.093 R)
• M3: 1,135,149 km (0.112 R)
• M4: 2,180,389 km (0.087 R)
• M5: 2,972,958 km (0.076 R)
• M6: 3,493,409 km (0.057 R)
• M7: 3,990,673 km (0.093 R)
• M8: 4,377,533 km (0.113 R)
• M9: 5,379,689 km (0.114 R)
• M10: 6,765,564 km (0.104 R)
• M11: 7,382,057 km (0.087 R)
• M12: 8,307,918 km (0.085 R)
• M13: 10,551,287 km (0.115 R)
• M14: 10,961,186 km (0.089 R)
• M15: 11,424,191 km (0.12 R)
• M16: 11,988,325 km (0.087 R)
• M17: 13,841,543 km (0.099 R)
• M18: 15,825,510 km (0.077 R)
• M19: 16,691,981 km (0.069 R)
• M20: 17,362,329 km (0.098 R)
• M21: 18,401,436 km (0.043 R)
• M22: 19,912,973 km (0.104 R)
• M23: 21,505,592 km (0.101 R)
• M24: 22,366,677 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.4

Radius: 9.6

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.02 AU - 3.14 AU

Year: 3605 Days

Day: 6.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,173,414 km

• M1: 119,379 km (0.09 R)
• M2: 562,937 km (0.084 R)
• M3: 1,296,714 km (0.101 R)
• M4: 1,641,388 km (0.071 R)
• M5: 2,095,417 km (0.091 R)
• M6: 2,534,038 km (0.116 R)
• M7: 3,159,806 km (0.106 R)
• M8: 3,475,159 km (0.101 R)
• M9: 4,633,944 km (0.107 R)
• M10: 6,057,667 km (0.08 R)
• M11: 6,520,822 km (0.052 R)
• M12: 7,118,914 km (0.118 R)
• M13: 12,255,058 km (0.098 R)
• M14: 13,594,557 km (0.109 R)
• M15: 15,592,287 km (0.098 R)
• M16: 16,512,613 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.7

Radius: 13.3

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.27 AU - 3.75 AU

Year: 4385 Days

Day: 13.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,173,414 km

• M1: 165,455 km (0.084 R)
• M2: 580,440 km (0.08 R)
• M3: 1,002,007 km (0.082 R)
• M4: 1,465,610 km (0.095 R)
• M5: 3,004,673 km (0.115 R)
• M6: 6,133,214 km (0.069 R)
• M7: 6,886,289 km (0.075 R)
• M8: 7,944,096 km (0.119 R)
• M9: 8,906,010 km (0.115 R)
• M10: 9,380,834 km (0.103 R)
• M11: 9,801,204 km (0.068 R)
• M12: 11,811,201 km (0.051 R)
• M13: 13,150,550 km (0.118 R)
• M14: 13,812,072 km (0.119 R)
• M15: 15,202,136 km (0.098 R)
• M16: 15,734,405 km (0.092 R)
• M17: 16,279,240 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.4

Radius: 9.6

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.23 AU - 4.65 AU

Year: 5215 Days

Day: 6.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,173,414 km

• M1: 119,379 km (0.078 R)
• M2: 434,731 km (0.107 R)
• M3: 796,609 km (0.094 R)
• M4: 1,100,292 km (0.119 R)
• M5: 1,517,521 km (0.054 R)
• M6: 2,038,720 km (0.099 R)
• M7: 2,658,803 km (0.105 R)
• M8: 3,202,591 km (0.112 R)
• M9: 4,178,867 km (0.098 R)
• M10: 5,707,159 km (0.067 R)
• M11: 6,676,852 km (0.06 R)
• M12: 7,508,168 km (0.111 R)
• M13: 7,823,669 km (0.098 R)
• M14: 8,824,180 km (0.105 R)
• M15: 9,577,854 km (0.094 R)
• M16: 10,160,239 km (0.109 R)
• M17: 10,503,416 km (0.058 R)
• M18: 11,487,620 km (0.075 R)
• M19: 14,537,023 km (0.103 R)
• M20: 18,529,491 km (0.114 R)
• M21: 21,051,712 km (0.078 R)
• M22: 21,399,826 km (0.072 R)
• M23: 22,612,167 km (0.073 R)
• M24: 24,172,174 km (0.101 R)
• M25: 24,477,353 km (0.073 R)
• M26: 26,041,549 km (0.078 R)
• M27: 27,257,779 km (0.038 R)
• M28: 27,588,391 km (0.078 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 12,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit