🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.7

Radius: 13.5

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.65 AU - 1.03 AU

Year: 531 Days

Day: 6.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,675,029 km

• M1: 167,849 km (0.086 R)
• M2: 614,099 km (0.054 R)
• M3: 1,140,833 km (0.07 R)
• M4: 1,602,044 km (0.1 R)
• M5: 2,453,704 km (0.091 R)
• M6: 4,592,804 km (0.072 R)
• M7: 5,152,151 km (0.115 R)
• M8: 5,592,118 km (0.102 R)
• M9: 6,368,681 km (0.105 R)
• M10: 6,939,396 km (0.101 R)
• M11: 7,389,836 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.3

Radius: 8.2

Gravity: 10.09 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.74 AU - 1.1 AU

Year: 609 Days

Day: 10.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,675,029 km

• M1: 102,026 km (0.05 R)
• M2: 357,090 km (0.076 R)
• M3: 630,854 km (0.116 R)
• M4: 1,019,210 km (0.111 R)
• M5: 1,308,981 km (0.071 R)
• M6: 1,693,298 km (0.102 R)
• M7: 2,247,110 km (0.085 R)
• M8: 2,571,887 km (0.027 R)
• M9: 3,010,059 km (0.12 R)
• M10: 3,329,301 km (0.057 R)
• M11: 4,079,833 km (0.107 R)
• M12: 4,757,661 km (0.078 R)
• M13: 5,038,905 km (0.115 R)
• M14: 5,348,872 km (0.077 R)
• M15: 7,136,716 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.5

Radius: 12.8

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.91 AU - 1.51 AU

Year: 919 Days

Day: 9 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,675,029 km

• M1: 159,172 km (0.115 R)
• M2: 909,256 km (0.113 R)
• M3: 1,337,106 km (0.115 R)
• M4: 1,847,683 km (0.104 R)
• M5: 2,290,792 km (0.09 R)
• M6: 2,830,093 km (0.097 R)
• M7: 3,612,041 km (0.085 R)
• M8: 5,256,121 km (0.076 R)
• M9: 6,571,086 km (0.066 R)
• M10: 6,977,693 km (0.1 R)
• M11: 7,377,419 km (0.094 R)
• M12: 8,404,708 km (0.111 R)
• M13: 9,411,651 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.2

Radius: 12.9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.48 AU - 1.9 AU

Year: 1516 Days

Day: 13.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,675,029 km

• M1: 161,117 km (0.104 R)
• M2: 629,059 km (0.055 R)
• M3: 1,082,939 km (0.114 R)
• M4: 1,533,079 km (0.064 R)
• M5: 2,613,475 km (0.049 R)
• M6: 3,108,195 km (0.09 R)
• M7: 5,466,007 km (0.081 R)
• M8: 7,177,407 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.1

Radius: 9.4

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.72 AU - 2.8 AU

Year: 2345 Days

Day: 9.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,675,029 km

• M1: 118,482 km (0.11 R)
• M2: 487,988 km (0.103 R)
• M3: 820,694 km (0.106 R)
• M4: 1,501,514 km (0.105 R)
• M5: 1,804,300 km (0.115 R)
• M6: 2,281,517 km (0.096 R)
• M7: 2,700,840 km (0.075 R)
• M8: 3,310,002 km (0.084 R)
• M9: 3,752,513 km (0.077 R)
• M10: 4,150,892 km (0.091 R)
• M11: 5,103,980 km (0.042 R)
• M12: 5,798,862 km (0.116 R)
• M13: 6,169,267 km (0.03 R)
• M14: 6,499,429 km (0.106 R)
• M15: 6,987,118 km (0.114 R)
• M16: 7,843,716 km (0.045 R)
• M17: 9,364,827 km (0.073 R)
• M18: 11,073,384 km (0.09 R)
• M19: 12,495,461 km (0.106 R)
• M20: 13,025,187 km (0.116 R)
• M21: 13,662,175 km (0.039 R)
• M22: 16,107,652 km (0.111 R)
• M23: 16,735,364 km (0.034 R)
• M24: 17,216,770 km (0.089 R)
• M25: 17,707,302 km (0.11 R)
• M26: 19,645,342 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.1

Radius: 9.4

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.96 AU - 4.4 AU

Year: 4873 Days

Day: 11.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,675,029 km

• M1: 116,986 km (0.052 R)
• M2: 493,523 km (0.092 R)
• M3: 846,874 km (0.06 R)
• M4: 1,507,348 km (0.068 R)
• M5: 3,052,694 km (0.087 R)
• M6: 3,778,543 km (0.097 R)
• M7: 6,234,641 km (0.108 R)
• M8: 9,981,918 km (0.101 R)
• M9: 10,331,079 km (0.118 R)
• M10: 11,427,931 km (0.107 R)
• M11: 12,349,753 km (0.065 R)
• M12: 12,701,607 km (0.101 R)
• M13: 14,507,104 km (0.068 R)
• M14: 14,899,050 km (0.063 R)
• M15: 15,471,113 km (0.043 R)
• M16: 18,554,175 km (0.116 R)
• M17: 19,485,871 km (0.075 R)
• M18: 22,245,652 km (0.111 R)
• M19: 23,989,814 km (0.115 R)
• M20: 24,617,377 km (0.036 R)
• M21: 26,316,659 km (0.099 R)
• M22: 27,920,348 km (0.111 R)
• M23: 29,947,549 km (0.104 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 16,969 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit