🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.6

Radius: 11.4

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.94 AU - 1.02 AU

Year: 617 Days

Day: 12.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,178,298 km

• M1: 141,819 km (0.078 R)
• M2: 537,804 km (0.099 R)
• M3: 1,217,278 km (0.069 R)
• M4: 1,636,601 km (0.038 R)
• M5: 2,228,111 km (0.11 R)
• M6: 2,698,446 km (0.111 R)
• M7: 3,648,991 km (0.051 R)
• M8: 4,098,533 km (0.118 R)
• M9: 5,404,672 km (0.084 R)
• M10: 5,784,800 km (0.112 R)
• M11: 6,928,775 km (0.091 R)
• M12: 7,312,793 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806

Radius: 8

Gravity: 12.59 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.86 AU - 1.26 AU

Year: 694 Days

Day: 11.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,178,298 km

• M1: 100,081 km (0.06 R)
• M2: 480,508 km (0.059 R)
• M3: 747,840 km (0.103 R)
• M4: 1,033,422 km (0.113 R)
• M5: 1,335,610 km (0.06 R)
• M6: 1,905,578 km (0.053 R)
• M7: 3,212,465 km (0.11 R)
• M8: 3,507,920 km (0.117 R)
• M9: 3,792,156 km (0.064 R)
• M10: 4,910,999 km (0.065 R)
• M11: 5,286,041 km (0.092 R)
• M12: 5,546,640 km (0.079 R)
• M13: 6,093,570 km (0.1 R)
• M14: 7,091,837 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.9

Radius: 12.8

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.27 AU - 1.29 AU

Year: 921 Days

Day: 14.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,178,298 km

• M1: 190,737 km (0.088 R)
• M2: 885,470 km (0.119 R)
• M3: 1,607,280 km (0.103 R)
• M4: 2,029,594 km (0.076 R)
• M5: 2,600,011 km (0.057 R)
• M6: 4,864,773 km (0.11 R)
• M7: 5,512,682 km (0.108 R)
• M8: 6,007,402 km (0.104 R)
• M9: 6,511,696 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.7

Radius: 8.4

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.53 AU - 1.71 AU

Year: 1311 Days

Day: 9 Hours

Environment

Temp: -178 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,178,298 km

• M1: 104,419 km (0.112 R)
• M2: 389,254 km (0.1 R)
• M3: 684,111 km (0.112 R)
• M4: 1,280,408 km (0.107 R)
• M5: 1,614,011 km (0.116 R)
• M6: 2,547,951 km (0.084 R)
• M7: 3,081,267 km (0.055 R)
• M8: 3,448,081 km (0.106 R)
• M9: 4,255,311 km (0.09 R)
• M10: 5,054,314 km (0.101 R)
• M11: 5,738,126 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.8

Radius: 8.8

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.57 AU - 2.39 AU

Year: 1771 Days

Day: 13.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,178,298 km

• M1: 125,662 km (0.089 R)
• M2: 425,606 km (0.076 R)
• M3: 931,247 km (0.091 R)
• M4: 1,327,232 km (0.048 R)
• M5: 1,823,448 km (0.12 R)
• M6: 3,215,905 km (0.07 R)
• M7: 5,069,273 km (0.091 R)
• M8: 6,119,600 km (0.084 R)
• M9: 7,104,852 km (0.052 R)
• M10: 7,412,275 km (0.066 R)
• M11: 10,234,290 km (0.088 R)

Asteroid Belt

Center: 3.63 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388

Radius: 9

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.08 AU - 6.48 AU

Year: 7714 Days

Day: 14.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,178,298 km

• M1: 111,899 km (0.091 R)
• M2: 485,595 km (0.106 R)
• M3: 810,970 km (0.09 R)
• M4: 1,151,006 km (0.106 R)
• M5: 2,145,383 km (0.078 R)
• M6: 2,700,242 km (0.026 R)
• M7: 9,977,430 km (0.035 R)
• M8: 16,379,471 km (0.061 R)
• M9: 17,780,455 km (0.093 R)
• M10: 19,676,758 km (0.113 R)
• M11: 20,818,937 km (0.056 R)
• M12: 21,854,155 km (0.108 R)
• M13: 22,691,155 km (0.089 R)
• M14: 27,813,984 km (0.075 R)
• M15: 29,068,961 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.1

Radius: 8.7

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.4 AU - 7.1 AU

Year: 8767 Days

Day: 5.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,178,298 km

• M1: 108,159 km (0.062 R)
• M2: 385,514 km (0.095 R)
• M3: 683,064 km (0.108 R)
• M4: 1,069,026 km (0.068 R)
• M5: 1,531,134 km (0.103 R)
• M6: 1,853,966 km (0.106 R)
• M7: 2,415,557 km (0.11 R)
• M8: 3,825,816 km (0.089 R)
• M9: 4,158,222 km (0.113 R)
• M10: 4,881,079 km (0.071 R)
• M11: 5,849,726 km (0.088 R)
• M12: 6,647,381 km (0.065 R)
• M13: 8,246,433 km (0.062 R)
• M14: 10,039,064 km (0.115 R)
• M15: 10,975,697 km (0.049 R)
• M16: 11,702,293 km (0.075 R)
• M17: 14,438,139 km (0.043 R)
• M18: 17,503,998 km (0.069 R)
• M19: 18,208,305 km (0.12 R)
• M20: 20,280,535 km (0.112 R)
• M21: 20,900,468 km (0.069 R)
• M22: 21,373,497 km (0.064 R)
• M23: 24,712,371 km (0.118 R)
• M24: 31,057,416 km (0.058 R)
• M25: 31,364,540 km (0.104 R)
• M26: 37,245,083 km (0.087 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 12,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit