🌌 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: 39.5

Radius: 14

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.53 AU - 0.61 AU

Year: 302 Days

Day: 8.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 47,176,778 km

• M1: 175,030 km (0.114 R)
• M2: 649,404 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.1

Radius: 11.6

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.79 AU - 0.95 AU

Year: 570 Days

Day: 12.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,176,778 km

• M1: 144,212 km (0.071 R)
• M2: 593,904 km (0.102 R)
• M3: 1,061,546 km (0.116 R)
• M4: 1,553,275 km (0.09 R)
• M5: 1,928,915 km (0.067 R)
• M6: 2,334,176 km (0.026 R)
• M7: 3,350,394 km (0.12 R)
• M8: 3,741,144 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.8

Radius: 9.9

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.18 AU - 3.52 AU

Year: 3382 Days

Day: 8.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,176,778 km

• M1: 136,134 km (0.114 R)
• M2: 606,919 km (0.098 R)
• M3: 983,905 km (0.071 R)
• M4: 1,324,240 km (0.087 R)
• M5: 1,732,343 km (0.053 R)
• M6: 2,059,215 km (0.094 R)
• M7: 2,487,962 km (0.117 R)
• M8: 3,724,837 km (0.08 R)
• M9: 4,036,450 km (0.1 R)
• M10: 4,456,221 km (0.118 R)
• M11: 4,807,926 km (0.099 R)
• M12: 5,280,206 km (0.097 R)
• M13: 5,893,109 km (0.104 R)
• M14: 6,523,066 km (0.054 R)
• M15: 6,885,242 km (0.082 R)
• M16: 8,156,226 km (0.075 R)
• M17: 8,756,711 km (0.092 R)
• M18: 11,328,000 km (0.112 R)
• M19: 11,763,928 km (0.051 R)
• M20: 14,415,550 km (0.082 R)
• M21: 14,876,012 km (0.078 R)
• M22: 15,718,847 km (0.106 R)
• M23: 16,043,025 km (0.087 R)
• M24: 17,269,877 km (0.06 R)
• M25: 19,721,637 km (0.106 R)
• M26: 20,289,361 km (0.093 R)
• M27: 21,063,380 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.3

Radius: 12.3

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.44 AU - 3.62 AU

Year: 3707 Days

Day: 10.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 68.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,176,778 km

• M1: 153,338 km (0.078 R)
• M2: 543,938 km (0.102 R)
• M3: 1,108,520 km (0.088 R)
• M4: 1,730,099 km (0.12 R)
• M5: 2,165,280 km (0.088 R)
• M6: 2,657,457 km (0.114 R)
• M7: 3,223,834 km (0.119 R)
• M8: 4,044,378 km (0.106 R)
• M9: 4,528,477 km (0.106 R)
• M10: 5,154,993 km (0.063 R)
• M11: 5,838,655 km (0.107 R)
• M12: 7,057,728 km (0.09 R)
• M13: 9,311,719 km (0.11 R)
• M14: 9,830,824 km (0.09 R)
• M15: 11,504,824 km (0.078 R)
• M16: 12,149,890 km (0.093 R)
• M17: 12,577,142 km (0.101 R)
• M18: 13,113,001 km (0.119 R)
• M19: 14,974,148 km (0.089 R)
• M20: 15,855,430 km (0.067 R)
• M21: 17,540,650 km (0.085 R)
• M22: 20,520,789 km (0.106 R)
• M23: 20,924,105 km (0.076 R)
• M24: 21,816,157 km (0.104 R)
• M25: 25,330,659 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.2

Radius: 3.3

Gravity: 35.46 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.17 AU - 7.75 AU

Year: 11541 Days

Day: 21 Hours

Environment

Temp: -227 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,176,778 km

• M1: 41,139 km (0.113 R)
• M2: 216,019 km (0.077 R)
• M3: 330,312 km (0.088 R)
• M4: 563,834 km (0.062 R)
• M5: 754,272 km (0.065 R)
• M6: 1,181,374 km (0.09 R)
• M7: 1,591,123 km (0.094 R)
• M8: 2,192,656 km (0.088 R)
• M9: 2,410,770 km (0.07 R)
• M10: 2,954,109 km (0.112 R)
• M11: 4,361,376 km (0.093 R)
• M12: 4,531,469 km (0.082 R)
• M13: 5,713,741 km (0.114 R)
• M14: 8,102,071 km (0.119 R)
• M15: 11,505,273 km (0.101 R)
• M16: 13,015,763 km (0.096 R)
• M17: 14,031,831 km (0.108 R)
• M18: 14,907,278 km (0.06 R)
• M19: 15,752,207 km (0.083 R)
• M20: 17,751,283 km (0.097 R)
• M21: 19,990,614 km (0.108 R)
• M22: 20,936,671 km (0.108 R)
• M23: 23,002,767 km (0.079 R)
• M24: 23,953,312 km (0.084 R)
• M25: 28,018,036 km (0.094 R)
• M26: 28,507,221 km (0.071 R)
• M27: 30,417,735 km (0.115 R)
• M28: 35,506,905 km (0.112 R)
• M29: 36,310,246 km (0.048 R)
• M30: 36,541,973 km (0.039 R)
• M31: 37,125,704 km (0.063 R)
• M32: 40,634,222 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.2

Radius: 3.7

Gravity: 26.75 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.76 AU - 8.48 AU

Year: 13355 Days

Day: 22.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,176,778 km

• M1: 46,525 km (0.088 R)
• M2: 261,647 km (0.099 R)
• M3: 384,766 km (0.071 R)
• M4: 619,485 km (0.074 R)
• M5: 903,422 km (0.12 R)
• M6: 1,091,765 km (0.117 R)
• M7: 1,383,182 km (0.064 R)
• M8: 1,604,886 km (0.087 R)
• M9: 1,964,519 km (0.113 R)
• M10: 2,172,460 km (0.06 R)
• M11: 2,863,303 km (0.089 R)
• M12: 3,587,955 km (0.101 R)
• M13: 5,456,283 km (0.106 R)
• M14: 7,303,667 km (0.092 R)
• M15: 7,887,398 km (0.119 R)
• M16: 13,781,554 km (0.116 R)
• M17: 19,691,717 km (0.105 R)
• M18: 20,816,993 km (0.086 R)
• M19: 23,549,098 km (0.094 R)
• M20: 24,449,528 km (0.093 R)
• M21: 28,381,558 km (0.069 R)
• M22: 34,061,939 km (0.072 R)
• M23: 38,818,403 km (0.12 R)
• M24: 41,614,088 km (0.096 R)
• M25: 46,054,602 km (0.07 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: 367 - 19,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit