🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.1

Radius: 14.1

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.7 AU - 0.84 AU

Year: 466 Days

Day: 7.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 47,153,664 km

• M1: 175,478 km (0.092 R)
• M2: 620,682 km (0.113 R)
• M3: 1,334,563 km (0.066 R)
• M4: 1,866,533 km (0.119 R)
• M5: 2,628,734 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.4

Radius: 10.2

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.97 AU - 1.53 AU

Year: 965 Days

Day: 8.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,153,664 km

• M1: 126,859 km (0.064 R)
• M2: 523,892 km (0.075 R)
• M3: 1,151,455 km (0.116 R)
• M4: 1,613,862 km (0.095 R)
• M5: 1,958,535 km (0.095 R)
• M6: 2,387,133 km (0.085 R)
• M7: 3,346,953 km (0.115 R)
• M8: 3,786,920 km (0.103 R)
• M9: 4,196,819 km (0.085 R)
• M10: 4,528,178 km (0.074 R)
• M11: 5,303,245 km (0.072 R)
• M12: 5,628,769 km (0.104 R)
• M13: 6,320,211 km (0.04 R)
• M14: 7,820,229 km (0.079 R)
• M15: 8,243,142 km (0.076 R)
• M16: 8,906,160 km (0.099 R)
• M17: 9,574,413 km (0.099 R)
• M18: 10,151,412 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.1

Radius: 13.7

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.26 AU - 1.52 AU

Year: 1131 Days

Day: 12.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 174.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,153,664 km

• M1: 170,392 km (0.06 R)
• M2: 659,427 km (0.09 R)
• M3: 1,135,149 km (0.111 R)
• M4: 1,914,703 km (0.062 R)
• M5: 2,990,461 km (0.035 R)
• M6: 3,671,431 km (0.114 R)
• M7: 4,471,630 km (0.102 R)
• M8: 5,647,469 km (0.088 R)
• M9: 6,352,674 km (0.097 R)
• M10: 7,383,702 km (0.04 R)
• M11: 8,069,908 km (0.036 R)
• M12: 8,523,488 km (0.106 R)

Asteroid Belt

Center: 1.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.5

Radius: 11.1

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.49 AU - 2.33 AU

Year: 1822 Days

Day: 7.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,153,664 km

• M1: 138,079 km (0.094 R)
• M2: 528,230 km (0.087 R)
• M3: 984,803 km (0.064 R)
• M4: 1,739,374 km (0.059 R)
• M5: 2,307,398 km (0.076 R)
• M6: 3,258,990 km (0.086 R)
• M7: 4,641,872 km (0.086 R)
• M8: 6,107,632 km (0.087 R)
• M9: 6,844,851 km (0.055 R)
• M10: 8,418,620 km (0.036 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.2

Radius: 5.5

Gravity: 13 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.5 AU - 9.1 AU

Year: 16505 Days

Day: 19.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,153,664 km

• M1: 83,625 km (0.056 R)
• M2: 283,488 km (0.089 R)
• M3: 493,224 km (0.086 R)
• M4: 798,853 km (0.089 R)
• M5: 1,381,985 km (0.076 R)
• M6: 1,629,570 km (0.096 R)
• M7: 1,906,326 km (0.093 R)
• M8: 2,083,599 km (0.083 R)
• M9: 2,617,963 km (0.106 R)
• M10: 3,117,470 km (0.077 R)
• M11: 3,441,349 km (0.098 R)
• M12: 4,011,467 km (0.03 R)
• M13: 4,517,407 km (0.119 R)
• M14: 5,165,914 km (0.103 R)
• M15: 6,646,035 km (0.111 R)
• M16: 6,849,039 km (0.083 R)
• M17: 7,747,225 km (0.089 R)
• M18: 8,388,102 km (0.047 R)
• M19: 10,251,344 km (0.102 R)
• M20: 11,597,425 km (0.107 R)
• M21: 12,373,689 km (0.101 R)
• M22: 14,703,676 km (0.083 R)
• M23: 16,116,777 km (0.115 R)
• M24: 18,007,395 km (0.118 R)
• M25: 21,685,408 km (0.116 R)
• M26: 23,231,053 km (0.117 R)
• M27: 24,173,819 km (0.105 R)
• M28: 26,236,026 km (0.09 R)
• M29: 27,569,840 km (0.089 R)
• M30: 28,948,235 km (0.08 R)
• M31: 31,726,866 km (0.055 R)
• M32: 32,886,399 km (0.046 R)
• M33: 33,239,600 km (0.112 R)
• M34: 36,913,125 km (0.076 R)
• M35: 37,678,916 km (0.106 R)
• M36: 47,111,810 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.5

Radius: 6.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 6.78 AU - 11.04 AU

Year: 18358 Days

Day: 20.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,153,664 km

• M1: 78,389 km (0.03 R)
• M2: 301,589 km (0.077 R)
• M3: 1,145,321 km (0.091 R)
• M4: 1,896,153 km (0.098 R)
• M5: 2,560,816 km (0.053 R)
• M6: 2,870,783 km (0.108 R)
• M7: 4,965,901 km (0.077 R)
• M8: 8,082,623 km (0.038 R)
• M9: 10,348,582 km (0.07 R)
• M10: 15,275,588 km (0.07 R)
• M11: 19,309,495 km (0.105 R)
• M12: 21,319,492 km (0.116 R)
• M13: 25,562,237 km (0.102 R)
• M14: 27,484,719 km (0.109 R)
• M15: 28,179,901 km (0.073 R)
• M16: 31,077,611 km (0.074 R)
• M17: 43,175,741 km (0.075 R)
• M18: 44,793,342 km (0.078 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: 192 - 15,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit