🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.3

Radius: 10.3

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.56 AU - 0.58 AU

Year: 287 Days

Day: 8.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 42,073,093 km

• M1: 128,056 km (0.119 R)
• M2: 680,371 km (0.114 R)
• M3: 1,169,556 km (0.07 R)
• M4: 1,768,097 km (0.108 R)
• M5: 2,109,180 km (0.071 R)
• M6: 2,478,238 km (0.093 R)
• M7: 3,388,841 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.1

Radius: 8.8

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.71 AU - 0.89 AU

Year: 477 Days

Day: 11 Hours

Environment

Temp: -155 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,073,093 km

• M1: 110,254 km (0.033 R)
• M2: 388,805 km (0.102 R)
• M3: 665,860 km (0.084 R)
• M4: 967,898 km (0.094 R)
• M5: 1,363,285 km (0.095 R)
• M6: 2,007,753 km (0.104 R)
• M7: 2,936,905 km (0.119 R)
• M8: 4,223,597 km (0.052 R)
• M9: 4,931,195 km (0.102 R)
• M10: 5,369,816 km (0.118 R)
• M11: 5,715,686 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386

Radius: 14.2

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.95 AU - 1.29 AU

Year: 790 Days

Day: 9.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,073,093 km

• M1: 176,974 km (0.12 R)
• M2: 649,255 km (0.073 R)
• M3: 1,194,539 km (0.111 R)
• M4: 2,166,925 km (0.09 R)
• M5: 2,627,537 km (0.089 R)
• M6: 3,071,543 km (0.098 R)
• M7: 3,592,294 km (0.052 R)
• M8: 4,142,963 km (0.086 R)
• M9: 4,829,767 km (0.107 R)
• M10: 5,520,760 km (0.118 R)
• M11: 6,315,573 km (0.057 R)
• M12: 7,164,541 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.1

Radius: 12.5

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.05 AU - 1.53 AU

Year: 977 Days

Day: 9.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 42,073,093 km

• M1: 155,731 km (0.103 R)
• M2: 583,731 km (0.077 R)
• M3: 973,433 km (0.104 R)
• M4: 1,495,829 km (0.083 R)
• M5: 1,922,333 km (0.117 R)
• M6: 3,777,795 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.2

Radius: 9

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.2 AU - 4.84 AU

Year: 5375 Days

Day: 8 Hours

Environment

Temp: -229 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 42,073,093 km

• M1: 115,340 km (0.11 R)
• M2: 405,410 km (0.093 R)
• M3: 828,473 km (0.037 R)
• M4: 1,172,698 km (0.056 R)
• M5: 2,004,761 km (0.057 R)
• M6: 2,693,809 km (0.116 R)
• M7: 3,645,999 km (0.097 R)
• M8: 3,952,226 km (0.119 R)
• M9: 5,687,711 km (0.077 R)
• M10: 8,036,098 km (0.116 R)
• M11: 8,557,148 km (0.113 R)
• M12: 9,533,872 km (0.068 R)
• M13: 10,026,648 km (0.084 R)
• M14: 11,111,531 km (0.118 R)
• M15: 12,065,367 km (0.106 R)
• M16: 12,964,151 km (0.084 R)
• M17: 13,737,273 km (0.104 R)
• M18: 14,599,406 km (0.078 R)
• M19: 15,013,941 km (0.109 R)
• M20: 15,742,633 km (0.086 R)
• M21: 18,686,868 km (0.114 R)
• M22: 20,471,721 km (0.109 R)
• M23: 21,291,966 km (0.07 R)
• M24: 22,211,544 km (0.104 R)
• M25: 25,213,973 km (0.069 R)
• M26: 26,592,218 km (0.047 R)
• M27: 31,027,945 km (0.054 R)
• M28: 31,418,395 km (0.107 R)
• M29: 34,976,730 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.7

Radius: 11.5

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.33 AU - 6.41 AU

Year: 8298 Days

Day: 10.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,073,093 km

• M1: 194,328 km (0.089 R)
• M2: 790,326 km (0.028 R)
• M3: 1,719,328 km (0.058 R)
• M4: 2,198,790 km (0.118 R)
• M5: 3,316,585 km (0.069 R)
• M6: 4,066,669 km (0.086 R)
• M7: 4,440,962 km (0.084 R)
• M8: 5,447,457 km (0.094 R)
• M9: 5,903,730 km (0.051 R)
• M10: 7,311,147 km (0.047 R)
• M11: 7,745,879 km (0.07 R)
• M12: 11,979,947 km (0.114 R)
• M13: 13,153,393 km (0.111 R)
• M14: 13,917,389 km (0.109 R)
• M15: 15,405,290 km (0.1 R)
• M16: 16,792,062 km (0.068 R)
• M17: 20,581,525 km (0.057 R)
• M18: 22,426,366 km (0.11 R)
• M19: 24,466,433 km (0.081 R)
• M20: 28,425,989 km (0.112 R)
• M21: 31,532,389 km (0.038 R)
• M22: 36,548,854 km (0.049 R)
• M23: 37,356,084 km (0.11 R)
• M24: 37,939,965 km (0.1 R)
• M25: 39,245,954 km (0.117 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 17,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit