🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444

Radius: 8.2

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.53 AU - 0.89 AU

Year: 392 Days

Day: 7.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,514,507 km

• M1: 102,026 km (0.076 R)
• M2: 420,370 km (0.096 R)
• M3: 865,124 km (0.108 R)
• M4: 1,395,599 km (0.093 R)
• M5: 1,703,321 km (0.066 R)
• M6: 2,725,224 km (0.089 R)
• M7: 3,340,969 km (0.105 R)
• M8: 4,185,748 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.4

Radius: 13.1

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.68 AU - 1.06 AU

Year: 532 Days

Day: 8.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,514,507 km

• M1: 188,942 km (0.099 R)
• M2: 827,875 km (0.119 R)
• M3: 1,252,284 km (0.115 R)
• M4: 1,981,125 km (0.069 R)
• M5: 2,613,774 km (0.061 R)
• M6: 3,021,428 km (0.109 R)
• M7: 3,652,432 km (0.069 R)
• M8: 4,468,040 km (0.054 R)
• M9: 5,025,740 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.2

Radius: 13.2

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.18 AU - 1.84 AU

Year: 1217 Days

Day: 10.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 125.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,514,507 km

• M1: 164,408 km (0.086 R)
• M2: 579,243 km (0.116 R)
• M3: 1,008,589 km (0.079 R)
• M4: 1,438,533 km (0.12 R)
• M5: 2,057,420 km (0.071 R)
• M6: 2,552,588 km (0.11 R)
• M7: 3,438,657 km (0.074 R)
• M8: 4,374,092 km (0.087 R)
• M9: 4,941,517 km (0.117 R)
• M10: 5,367,572 km (0.098 R)
• M11: 9,047,829 km (0.081 R)
• M12: 10,656,604 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.1

Radius: 12.4

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.17 AU - 1.91 AU

Year: 1254 Days

Day: 11.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,514,507 km

• M1: 154,235 km (0.09 R)
• M2: 606,769 km (0.078 R)
• M3: 1,022,202 km (0.107 R)
• M4: 1,503,758 km (0.11 R)
• M5: 1,899,444 km (0.078 R)
• M6: 2,897,112 km (0.095 R)
• M7: 3,404,100 km (0.093 R)
• M8: 4,336,244 km (0.071 R)
• M9: 5,019,607 km (0.1 R)
• M10: 5,609,771 km (0.09 R)
• M11: 6,541,616 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.4

Radius: 11.9

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.77 AU - 2.97 AU

Year: 3190 Days

Day: 8.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 97.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,514,507 km

• M1: 147,952 km (0.11 R)
• M2: 604,675 km (0.036 R)
• M3: 1,510,490 km (0.085 R)
• M4: 2,383,244 km (0.113 R)
• M5: 2,797,031 km (0.071 R)
• M6: 6,960,041 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.2

Radius: 9

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.32 AU - 5.76 AU

Year: 7423 Days

Day: 7.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,514,507 km

• M1: 111,899 km (0.116 R)
• M2: 582,085 km (0.104 R)
• M3: 906,862 km (0.049 R)
• M4: 2,717,296 km (0.115 R)
• M5: 3,036,837 km (0.106 R)
• M6: 3,972,422 km (0.112 R)
• M7: 4,602,977 km (0.038 R)
• M8: 5,832,671 km (0.114 R)
• M9: 6,196,942 km (0.095 R)
• M10: 6,789,948 km (0.109 R)
• M11: 7,690,976 km (0.095 R)
• M12: 8,459,012 km (0.059 R)
• M13: 9,233,031 km (0.111 R)
• M14: 10,724,522 km (0.1 R)
• M15: 12,156,024 km (0.105 R)
• M16: 12,917,627 km (0.096 R)
• M17: 13,943,120 km (0.099 R)
• M18: 14,595,965 km (0.047 R)
• M19: 15,269,006 km (0.087 R)
• M20: 16,349,850 km (0.095 R)
• M21: 17,617,094 km (0.079 R)
• M22: 18,100,146 km (0.109 R)
• M23: 20,497,302 km (0.053 R)
• M24: 22,048,781 km (0.113 R)
• M25: 31,598,361 km (0.102 R)
• M26: 32,414,418 km (0.116 R)
• M27: 34,301,745 km (0.1 R)
• M28: 35,929,519 km (0.082 R)
• M29: 36,372,179 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246

Radius: 7.8

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 9.04 AU - 13.16 AU

Year: 24260 Days

Day: 15.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,514,507 km

• M1: 96,939 km (0.094 R)
• M2: 343,926 km (0.099 R)
• M3: 588,368 km (0.078 R)
• M4: 1,068,278 km (0.113 R)
• M5: 4,912,345 km (0.078 R)
• M6: 5,656,445 km (0.108 R)
• M7: 5,997,528 km (0.106 R)
• M8: 6,555,229 km (0.105 R)
• M9: 6,974,552 km (0.09 R)
• M10: 11,233,304 km (0.095 R)
• M11: 13,563,141 km (0.114 R)
• M12: 22,546,643 km (0.085 R)
• M13: 23,598,915 km (0.093 R)
• M14: 27,057,767 km (0.067 R)
• M15: 31,660,893 km (0.115 R)
• M16: 36,499,337 km (0.048 R)
• M17: 38,619,438 km (0.042 R)
• M18: 38,890,061 km (0.072 R)
• M19: 39,985,267 km (0.095 R)
• M20: 45,469,974 km (0.071 R)
• M21: 46,532,268 km (0.064 R)
• M22: 50,946,752 km (0.094 R)
• M23: 51,272,426 km (0.09 R)
• M24: 54,775,560 km (0.091 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 18,279 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit