🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.8

Radius: 9.6

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.78 AU - 0.84 AU

Year: 494 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,289,531 km

• M1: 119,379 km (0.11 R)
• M2: 427,252 km (0.092 R)
• M3: 743,202 km (0.044 R)
• M4: 1,068,428 km (0.039 R)
• M5: 2,491,104 km (0.097 R)
• M6: 3,159,357 km (0.099 R)
• M7: 3,672,777 km (0.062 R)
• M8: 4,343,574 km (0.119 R)
• M9: 5,028,134 km (0.1 R)
• M10: 6,094,168 km (0.118 R)
• M11: 6,397,254 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.7

Radius: 11.3

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.87 AU - 1.29 AU

Year: 761 Days

Day: 11.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,289,531 km

• M1: 140,622 km (0.077 R)
• M2: 511,625 km (0.088 R)
• M3: 929,751 km (0.049 R)
• M4: 1,652,308 km (0.078 R)
• M5: 2,127,581 km (0.086 R)
• M6: 2,610,333 km (0.095 R)
• M7: 3,406,942 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.1

Radius: 12.7

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.15 AU - 1.71 AU

Year: 1160 Days

Day: 14.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,289,531 km

• M1: 160,967 km (0.112 R)
• M2: 636,539 km (0.116 R)
• M3: 1,116,000 km (0.114 R)
• M4: 1,782,608 km (0.069 R)
• M5: 2,208,513 km (0.074 R)
• M6: 2,613,624 km (0.114 R)
• M7: 3,082,913 km (0.088 R)
• M8: 3,514,353 km (0.093 R)
• M9: 3,969,280 km (0.119 R)
• M10: 4,900,078 km (0.104 R)
• M11: 5,386,122 km (0.113 R)
• M12: 6,244,814 km (0.114 R)
• M13: 6,891,376 km (0.099 R)
• M14: 7,398,662 km (0.117 R)
• M15: 8,894,341 km (0.058 R)
• M16: 9,435,287 km (0.113 R)
• M17: 10,029,939 km (0.116 R)
• M18: 10,951,761 km (0.082 R)
• M19: 11,786,218 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 447

Radius: 12

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.42 AU - 1.54 AU

Year: 1221 Days

Day: 11.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,289,531 km

• M1: 149,299 km (0.11 R)
• M2: 849,417 km (0.051 R)
• M3: 1,271,432 km (0.115 R)
• M4: 1,977,684 km (0.116 R)
• M5: 2,755,742 km (0.106 R)
• M6: 3,362,212 km (0.065 R)
• M7: 5,008,836 km (0.089 R)
• M8: 5,873,811 km (0.064 R)
• M9: 6,452,156 km (0.113 R)
• M10: 7,899,815 km (0.099 R)
• M11: 8,418,620 km (0.052 R)
• M12: 9,640,536 km (0.097 R)
• M13: 10,083,046 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.3

Radius: 8.3

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.49 AU - 5.81 AU

Year: 7927 Days

Day: 14.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,289,531 km

• M1: 103,223 km (0.08 R)
• M2: 362,476 km (0.114 R)
• M3: 647,460 km (0.105 R)
• M4: 1,236,277 km (0.079 R)
• M5: 1,521,410 km (0.095 R)
• M6: 2,808,700 km (0.093 R)
• M7: 3,487,575 km (0.116 R)
• M8: 3,817,139 km (0.119 R)
• M9: 5,379,689 km (0.116 R)
• M10: 6,458,290 km (0.107 R)
• M11: 7,067,003 km (0.088 R)
• M12: 10,408,870 km (0.078 R)
• M13: 13,733,234 km (0.058 R)
• M14: 14,024,052 km (0.081 R)
• M15: 14,678,393 km (0.096 R)
• M16: 16,047,812 km (0.066 R)
• M17: 16,370,645 km (0.112 R)
• M18: 19,914,917 km (0.094 R)
• M19: 20,665,300 km (0.066 R)
• M20: 21,201,609 km (0.064 R)
• M21: 23,523,218 km (0.067 R)
• M22: 23,939,848 km (0.082 R)
• M23: 27,637,159 km (0.117 R)
• M24: 33,344,468 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.7

Radius: 13.5

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.9 AU - 5.46 AU

Year: 7996 Days

Day: 10.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,289,531 km

• M1: 167,849 km (0.099 R)
• M2: 601,982 km (0.102 R)
• M3: 1,519,466 km (0.113 R)
• M4: 2,431,265 km (0.101 R)
• M5: 3,148,586 km (0.082 R)
• M6: 3,894,033 km (0.117 R)
• M7: 4,558,247 km (0.098 R)
• M8: 5,569,828 km (0.109 R)
• M9: 6,026,101 km (0.083 R)
• M10: 6,917,406 km (0.052 R)
• M11: 9,874,955 km (0.083 R)
• M12: 11,247,516 km (0.058 R)
• M13: 13,137,835 km (0.102 R)
• M14: 14,369,025 km (0.066 R)
• M15: 15,397,062 km (0.106 R)
• M16: 17,599,890 km (0.093 R)
• M17: 18,027,591 km (0.097 R)
• M18: 18,587,535 km (0.115 R)
• M19: 19,546,757 km (0.049 R)
• M20: 22,838,808 km (0.053 R)
• M21: 24,692,176 km (0.055 R)
• M22: 26,008,338 km (0.085 R)
• M23: 26,965,315 km (0.048 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 15,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit