🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.6

Radius: 13

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.21 AU - 1.95 AU

Year: 1263 Days

Day: 6.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,395,068 km

• M1: 161,865 km (0.108 R)
• M2: 1,152,352 km (0.096 R)
• M3: 1,561,353 km (0.097 R)
• M4: 2,021,815 km (0.074 R)
• M5: 2,506,363 km (0.036 R)
• M6: 3,698,957 km (0.07 R)
• M7: 4,599,387 km (0.109 R)
• M8: 5,110,862 km (0.096 R)
• M9: 5,719,426 km (0.086 R)
• M10: 8,915,584 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.6

Radius: 14.2

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.01 AU - 3.13 AU

Year: 3420 Days

Day: 6.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,395,068 km

• M1: 176,675 km (0.081 R)
• M2: 737,518 km (0.119 R)
• M3: 1,371,064 km (0.116 R)
• M4: 1,816,118 km (0.065 R)
• M5: 2,716,997 km (0.111 R)
• M6: 3,405,296 km (0.037 R)
• M7: 4,017,152 km (0.103 R)
• M8: 5,338,101 km (0.102 R)
• M9: 6,076,516 km (0.106 R)
• M10: 6,565,851 km (0.038 R)
• M11: 7,132,228 km (0.114 R)
• M12: 9,700,674 km (0.084 R)
• M13: 11,488,368 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.2

Radius: 8.6

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.41 AU - 5.09 AU

Year: 6582 Days

Day: 13.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,395,068 km

• M1: 109,954 km (0.113 R)
• M2: 711,487 km (0.074 R)
• M3: 1,123,181 km (0.107 R)
• M4: 1,444,816 km (0.084 R)
• M5: 1,771,538 km (0.086 R)
• M6: 2,743,775 km (0.105 R)
• M7: 4,036,001 km (0.115 R)
• M8: 4,858,340 km (0.113 R)
• M9: 6,761,076 km (0.099 R)
• M10: 7,917,617 km (0.106 R)
• M11: 10,052,827 km (0.079 R)
• M12: 14,282,857 km (0.056 R)
• M13: 21,278,352 km (0.074 R)
• M14: 23,328,442 km (0.074 R)
• M15: 25,077,540 km (0.045 R)
• M16: 27,091,875 km (0.101 R)
• M17: 27,908,680 km (0.082 R)
• M18: 31,340,455 km (0.103 R)
• M19: 33,570,510 km (0.108 R)
• M20: 36,559,176 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.2

Radius: 12.1

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.76 AU - 4.9 AU

Year: 6749 Days

Day: 6.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,395,068 km

• M1: 157,676 km (0.113 R)
• M2: 640,428 km (0.112 R)
• M3: 4,276,106 km (0.065 R)
• M4: 7,151,975 km (0.034 R)
• M5: 7,687,386 km (0.12 R)
• M6: 8,710,186 km (0.119 R)
• M7: 10,727,514 km (0.107 R)
• M8: 16,768,725 km (0.082 R)
• M9: 18,484,313 km (0.107 R)
• M10: 19,568,149 km (0.103 R)
• M11: 20,924,105 km (0.086 R)
• M12: 23,239,132 km (0.06 R)
• M13: 23,738,639 km (0.084 R)
• M14: 28,372,732 km (0.03 R)
• M15: 31,001,616 km (0.111 R)
• M16: 34,108,763 km (0.119 R)
• M17: 35,958,691 km (0.115 R)
• M18: 39,267,347 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.8

Radius: 14.8

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.45 AU - 7.13 AU

Year: 8858 Days

Day: 9.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,395,068 km

• M1: 184,005 km (0.039 R)
• M2: 712,834 km (0.053 R)
• M3: 1,181,823 km (0.098 R)
• M4: 2,503,670 km (0.09 R)
• M5: 3,621,465 km (0.079 R)
• M6: 5,578,953 km (0.055 R)
• M7: 7,712,219 km (0.108 R)
• M8: 15,202,734 km (0.082 R)
• M9: 16,808,817 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.5

Radius: 5

Gravity: 33.46 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.93 AU - 9.83 AU

Year: 15424 Days

Day: 19.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,395,068 km

• M1: 62,831 km (0.117 R)
• M2: 245,640 km (0.099 R)
• M3: 530,923 km (0.1 R)
• M4: 937,679 km (0.069 R)
• M5: 1,422,227 km (0.101 R)
• M6: 1,578,407 km (0.119 R)
• M7: 3,901,213 km (0.085 R)
• M8: 5,124,774 km (0.109 R)
• M9: 5,457,330 km (0.113 R)
• M10: 5,648,217 km (0.1 R)
• M11: 10,467,513 km (0.109 R)
• M12: 11,431,072 km (0.119 R)
• M13: 14,822,157 km (0.109 R)
• M14: 16,190,678 km (0.103 R)
• M15: 18,059,305 km (0.109 R)
• M16: 20,984,542 km (0.108 R)
• M17: 22,705,965 km (0.083 R)
• M18: 28,545,518 km (0.114 R)
• M19: 33,497,656 km (0.098 R)
• M20: 36,108,737 km (0.11 R)
• M21: 39,275,425 km (0.1 R)
• M22: 41,437,413 km (0.1 R)
• M23: 47,267,093 km (0.111 R)
• M24: 49,545,468 km (0.116 R)
• M25: 51,048,329 km (0.087 R)
• M26: 51,725,857 km (0.072 R)
• M27: 52,753,296 km (0.077 R)
• M28: 55,203,709 km (0.114 R)
• M29: 58,279,890 km (0.106 R)
• M30: 58,649,097 km (0.106 R)
• M31: 61,087,243 km (0.1 R)
• M32: 62,235,108 km (0.046 R)
• M33: 65,764,570 km (0.078 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 14,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit