🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.9

Radius: 12.9

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.62 AU - 0.76 AU

Year: 396 Days

Day: 7.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,103,341 km

• M1: 160,369 km (0.077 R)
• M2: 606,171 km (0.083 R)
• M3: 1,032,225 km (0.063 R)
• M4: 1,469,949 km (0.101 R)
• M5: 1,923,978 km (0.089 R)
• M6: 2,985,375 km (0.047 R)
• M7: 3,509,716 km (0.096 R)
• M8: 4,042,882 km (0.078 R)
• M9: 5,011,828 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.8

Radius: 8.5

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.8 AU - 0.8 AU

Year: 494 Days

Day: 14.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,103,341 km

• M1: 108,758 km (0.084 R)
• M2: 413,638 km (0.094 R)
• M3: 872,006 km (0.08 R)
• M4: 1,173,446 km (0.083 R)
• M5: 1,448,556 km (0.098 R)
• M6: 2,002,816 km (0.12 R)
• M7: 2,528,503 km (0.068 R)
• M8: 2,808,251 km (0.102 R)
• M9: 3,201,843 km (0.057 R)
• M10: 3,467,679 km (0.118 R)
• M11: 3,761,638 km (0.116 R)
• M12: 5,091,863 km (0.05 R)
• M13: 5,872,464 km (0.092 R)
• M14: 6,291,488 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.3

Radius: 9.4

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.12 AU - 1.26 AU

Year: 896 Days

Day: 9.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,103,341 km

• M1: 118,482 km (0.076 R)
• M2: 495,468 km (0.089 R)
• M3: 792,869 km (0.117 R)
• M4: 1,114,654 km (0.085 R)
• M5: 1,500,766 km (0.102 R)
• M6: 1,859,801 km (0.101 R)
• M7: 2,409,423 km (0.09 R)
• M8: 2,753,947 km (0.09 R)
• M9: 3,077,378 km (0.077 R)
• M10: 3,455,112 km (0.081 R)
• M11: 4,104,666 km (0.05 R)
• M12: 4,652,344 km (0.109 R)
• M13: 5,056,558 km (0.098 R)
• M14: 5,484,258 km (0.103 R)
• M15: 5,978,081 km (0.074 R)
• M16: 6,751,352 km (0.11 R)
• M17: 7,246,371 km (0.063 R)
• M18: 8,282,636 km (0.099 R)
• M19: 9,943,022 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.6

Radius: 12.8

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.62 AU - 1.98 AU

Year: 1667 Days

Day: 9.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,103,341 km

• M1: 159,322 km (0.098 R)
• M2: 603,029 km (0.113 R)
• M3: 1,052,271 km (0.093 R)
• M4: 1,462,170 km (0.119 R)
• M5: 1,870,572 km (0.057 R)
• M6: 2,651,473 km (0.1 R)
• M7: 3,189,127 km (0.076 R)
• M8: 3,926,495 km (0.116 R)
• M9: 4,649,352 km (0.1 R)
• M10: 5,054,164 km (0.097 R)
• M11: 6,464,573 km (0.119 R)
• M12: 7,417,062 km (0.067 R)
• M13: 7,942,151 km (0.085 R)
• M14: 8,617,735 km (0.052 R)
• M15: 9,532,526 km (0.102 R)
• M16: 9,978,926 km (0.102 R)
• M17: 10,547,248 km (0.119 R)
• M18: 11,062,314 km (0.086 R)
• M19: 13,082,035 km (0.097 R)
• M20: 14,513,537 km (0.102 R)
• M21: 15,430,422 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.5

Radius: 13.5

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.86 AU - 2.36 AU

Year: 2116 Days

Day: 7 Hours

Environment

Temp: -213 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,103,341 km

• M1: 167,849 km (0.06 R)
• M2: 683,064 km (0.057 R)
• M3: 1,223,561 km (0.119 R)
• M4: 1,827,936 km (0.052 R)
• M5: 2,291,839 km (0.096 R)
• M6: 2,795,236 km (0.083 R)
• M7: 3,525,124 km (0.079 R)
• M8: 4,433,333 km (0.106 R)
• M9: 5,836,411 km (0.028 R)
• M10: 11,051,393 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.7

Radius: 11.5

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.54 AU - 5.48 AU

Year: 6611 Days

Day: 7.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 36,103,341 km

• M1: 147,055 km (0.088 R)
• M2: 505,342 km (0.088 R)
• M3: 1,094,608 km (0.064 R)
• M4: 1,459,028 km (0.045 R)
• M5: 2,085,245 km (0.113 R)
• M6: 2,531,794 km (0.088 R)
• M7: 3,735,309 km (0.109 R)
• M8: 4,746,740 km (0.084 R)
• M9: 5,466,456 km (0.102 R)
• M10: 6,323,801 km (0.12 R)
• M11: 6,767,658 km (0.097 R)
• M12: 7,232,159 km (0.058 R)
• M13: 8,466,940 km (0.095 R)
• M14: 11,007,112 km (0.115 R)
• M15: 11,701,396 km (0.099 R)
• M16: 12,851,205 km (0.095 R)
• M17: 13,509,286 km (0.062 R)
• M18: 16,688,390 km (0.107 R)
• M19: 17,077,195 km (0.055 R)
• M20: 17,872,906 km (0.05 R)
• M21: 18,279,962 km (0.099 R)
• M22: 19,183,085 km (0.053 R)
• M23: 19,609,887 km (0.104 R)
• M24: 23,095,667 km (0.072 R)
• M25: 24,399,263 km (0.117 R)
• M26: 25,751,179 km (0.093 R)
• M27: 27,871,878 km (0.058 R)
• M28: 28,881,814 km (0.105 R)
• M29: 29,254,911 km (0.105 R)
• M30: 31,169,614 km (0.114 R)
• M31: 35,673,557 km (0.073 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: 484 - 12,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit