🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142

Radius: 13

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.22 AU - 1.76 AU

Year: 1234 Days

Day: 7.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 28,142,550 km

• M1: 161,715 km (0.059 R)
• M2: 1,083,537 km (0.073 R)
• M3: 2,292,737 km (0.116 R)
• M4: 4,046,323 km (0.056 R)
• M5: 5,168,606 km (0.055 R)
• M6: 6,586,495 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.3

Radius: 12.2

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.63 AU - 2.21 AU

Year: 1804 Days

Day: 11.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,142,550 km

• M1: 151,692 km (0.107 R)
• M2: 732,282 km (0.106 R)
• M3: 1,641,388 km (0.082 R)
• M4: 2,161,240 km (0.104 R)
• M5: 3,666,494 km (0.116 R)
• M6: 4,621,976 km (0.11 R)
• M7: 5,283,498 km (0.105 R)
• M8: 5,893,408 km (0.093 R)
• M9: 8,463,649 km (0.087 R)
• M10: 9,208,048 km (0.059 R)
• M11: 10,027,994 km (0.081 R)
• M12: 10,930,368 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.2

Radius: 10.5

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.35 AU - 2.39 AU

Year: 2475 Days

Day: 12 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,142,550 km

• M1: 130,599 km (0.117 R)
• M2: 708,196 km (0.089 R)
• M3: 1,224,608 km (0.057 R)
• M4: 1,732,643 km (0.102 R)
• M5: 2,270,746 km (0.077 R)
• M6: 3,077,228 km (0.072 R)
• M7: 3,628,347 km (0.096 R)
• M8: 4,103,769 km (0.11 R)
• M9: 4,492,723 km (0.114 R)
• M10: 4,883,772 km (0.109 R)
• M11: 5,936,492 km (0.096 R)
• M12: 6,681,490 km (0.111 R)
• M13: 7,047,855 km (0.095 R)
• M14: 7,457,603 km (0.116 R)
• M15: 10,370,723 km (0.113 R)
• M16: 11,017,584 km (0.099 R)
• M17: 11,894,527 km (0.042 R)
• M18: 12,434,276 km (0.062 R)
• M19: 13,252,277 km (0.065 R)
• M20: 14,336,562 km (0.092 R)
• M21: 15,922,449 km (0.097 R)
• M22: 16,835,296 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.6

Radius: 13.6

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.15 AU - 3.21 AU

Year: 2976 Days

Day: 14.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,142,550 km

• M1: 169,644 km (0.104 R)
• M2: 1,074,562 km (0.097 R)
• M3: 1,751,193 km (0.056 R)
• M4: 3,766,126 km (0.118 R)
• M5: 4,730,883 km (0.072 R)
• M6: 5,629,817 km (0.057 R)
• M7: 6,085,193 km (0.12 R)
• M8: 7,629,342 km (0.109 R)
• M9: 8,245,984 km (0.106 R)
• M10: 9,421,225 km (0.089 R)
• M11: 10,131,665 km (0.096 R)
• M12: 10,912,566 km (0.096 R)
• M13: 11,990,868 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.6

Radius: 8.6

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.8 AU - 4.66 AU

Year: 4886 Days

Day: 11.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,142,550 km

• M1: 107,262 km (0.102 R)
• M2: 566,677 km (0.098 R)
• M3: 1,345,334 km (0.115 R)
• M4: 1,992,494 km (0.107 R)
• M5: 2,644,890 km (0.09 R)
• M6: 3,011,854 km (0.094 R)
• M7: 3,412,627 km (0.086 R)
• M8: 3,848,704 km (0.029 R)
• M9: 4,934,486 km (0.109 R)
• M10: 7,907,295 km (0.092 R)
• M11: 8,861,579 km (0.105 R)
• M12: 15,801,724 km (0.078 R)
• M13: 19,231,405 km (0.031 R)
• M14: 20,745,784 km (0.059 R)
• M15: 21,153,588 km (0.108 R)
• M16: 21,428,399 km (0.084 R)
• M17: 21,845,029 km (0.025 R)
• M18: 24,159,308 km (0.098 R)
• M19: 24,459,701 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.4

Radius: 9.6

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.4 AU - 5.68 AU

Year: 7674 Days

Day: 10.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,142,550 km

• M1: 119,379 km (0.103 R)
• M2: 492,476 km (0.077 R)
• M3: 860,936 km (0.051 R)
• M4: 1,191,846 km (0.118 R)
• M5: 2,050,837 km (0.099 R)
• M6: 3,199,150 km (0.1 R)
• M7: 3,836,737 km (0.034 R)
• M8: 4,781,746 km (0.095 R)
• M9: 5,530,633 km (0.055 R)
• M10: 6,765,863 km (0.09 R)
• M11: 7,260,882 km (0.118 R)
• M12: 9,897,096 km (0.117 R)
• M13: 12,036,495 km (0.08 R)
• M14: 12,420,812 km (0.087 R)
• M15: 12,763,990 km (0.056 R)
• M16: 13,988,448 km (0.103 R)
• M17: 15,740,688 km (0.048 R)
• M18: 16,610,450 km (0.084 R)
• M19: 18,445,717 km (0.118 R)
• M20: 19,477,942 km (0.078 R)
• M21: 21,657,284 km (0.099 R)
• M22: 22,587,334 km (0.053 R)
• M23: 23,543,862 km (0.072 R)
• M24: 23,994,302 km (0.113 R)
• M25: 26,575,314 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 15,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit