🌌 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: 903.9

Radius: 11.3

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.52 AU - 0.62 AU

Year: 292 Days

Day: 13.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,049,914 km

• M1: 140,472 km (0.096 R)
• M2: 512,373 km (0.109 R)
• M3: 898,934 km (0.096 R)
• M4: 1,272,629 km (0.068 R)
• M5: 1,859,502 km (0.06 R)
• M6: 2,325,948 km (0.061 R)
• M7: 3,330,049 km (0.104 R)
• M8: 3,814,596 km (0.119 R)
• M9: 4,452,631 km (0.117 R)
• M10: 4,825,878 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.5

Radius: 9.6

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.22 AU - 1.62 AU

Year: 1148 Days

Day: 12.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 32,049,914 km

• M1: 119,379 km (0.082 R)
• M2: 813,214 km (0.12 R)
• M3: 1,428,061 km (0.116 R)
• M4: 2,590,437 km (0.099 R)
• M5: 3,647,794 km (0.092 R)
• M6: 4,397,280 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.9

Radius: 12

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.51 AU - 2.21 AU

Year: 1721 Days

Day: 12 Hours

Environment

Temp: -189 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,049,914 km

• M1: 149,299 km (0.1 R)
• M2: 547,528 km (0.104 R)
• M3: 945,907 km (0.07 R)
• M4: 1,670,859 km (0.1 R)
• M5: 2,357,513 km (0.091 R)
• M6: 2,909,529 km (0.074 R)
• M7: 3,480,694 km (0.094 R)
• M8: 4,313,056 km (0.063 R)
• M9: 4,848,617 km (0.113 R)
• M10: 5,406,018 km (0.09 R)
• M11: 6,223,571 km (0.107 R)
• M12: 6,623,895 km (0.092 R)
• M13: 7,560,228 km (0.038 R)
• M14: 9,761,710 km (0.108 R)
• M15: 10,166,372 km (0.102 R)
• M16: 10,865,892 km (0.092 R)
• M17: 11,300,773 km (0.068 R)
• M18: 12,128,348 km (0.106 R)
• M19: 13,777,964 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.2

Radius: 9.6

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.5 AU - 4.64 AU

Year: 5569 Days

Day: 7.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,049,914 km

• M1: 134,189 km (0.098 R)
• M2: 465,549 km (0.109 R)
• M3: 922,271 km (0.081 R)
• M4: 1,625,979 km (0.11 R)
• M5: 2,164,083 km (0.071 R)
• M6: 2,464,625 km (0.089 R)
• M7: 3,112,832 km (0.094 R)
• M8: 4,661,918 km (0.084 R)
• M9: 5,132,105 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359

Radius: 11

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.41 AU - 5.15 AU

Year: 6006 Days

Day: 12.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,049,914 km

• M1: 136,882 km (0.045 R)
• M2: 731,234 km (0.115 R)
• M3: 1,361,341 km (0.104 R)
• M4: 2,267,904 km (0.082 R)
• M5: 2,978,643 km (0.088 R)
• M6: 3,641,063 km (0.086 R)
• M7: 5,340,494 km (0.034 R)
• M8: 6,019,669 km (0.058 R)
• M9: 7,758,445 km (0.1 R)
• M10: 8,259,149 km (0.078 R)
• M11: 9,809,880 km (0.027 R)
• M12: 10,184,025 km (0.118 R)
• M13: 11,049,748 km (0.119 R)
• M14: 11,638,266 km (0.073 R)
• M15: 13,683,568 km (0.082 R)
• M16: 17,185,055 km (0.11 R)
• M17: 17,668,705 km (0.029 R)
• M18: 18,473,991 km (0.098 R)
• M19: 18,981,576 km (0.083 R)
• M20: 20,695,669 km (0.112 R)
• M21: 23,604,898 km (0.09 R)
• M22: 26,455,187 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.6

Radius: 4.4

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.06 AU - 6.98 AU

Year: 11292 Days

Day: 19 Hours

Environment

Temp: -225 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 32,049,914 km

• M1: 54,902 km (0.101 R)
• M2: 214,673 km (0.048 R)
• M3: 486,043 km (0.102 R)
• M4: 757,115 km (0.065 R)
• M5: 1,462,020 km (0.044 R)
• M6: 2,180,090 km (0.047 R)
• M7: 2,545,707 km (0.107 R)
• M8: 2,893,223 km (0.082 R)
• M9: 3,682,352 km (0.063 R)
• M10: 5,009,285 km (0.092 R)
• M11: 7,000,283 km (0.068 R)
• M12: 7,175,163 km (0.083 R)
• M13: 8,560,589 km (0.101 R)
• M14: 9,938,535 km (0.116 R)
• M15: 11,554,640 km (0.1 R)
• M16: 12,197,014 km (0.1 R)
• M17: 12,450,283 km (0.025 R)
• M18: 13,879,242 km (0.096 R)
• M19: 20,052,547 km (0.097 R)
• M20: 20,547,716 km (0.102 R)
• M21: 23,535,036 km (0.077 R)
• M22: 25,213,524 km (0.073 R)
• M23: 26,884,682 km (0.095 R)
• M24: 30,818,209 km (0.079 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 11,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit