🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232

Radius: 9.4

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.41 AU - 0.63 AU

Year: 259 Days

Day: 9.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 75,097,743 km

• M1: 116,836 km (0.063 R)
• M2: 421,567 km (0.084 R)
• M3: 949,797 km (0.109 R)
• M4: 1,363,585 km (0.12 R)
• M5: 2,009,997 km (0.083 R)
• M6: 2,734,350 km (0.089 R)

Planet 2 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802

Radius: 6.7

Gravity: 17.87 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.78 AU - 7.06 AU

Year: 9942 Days

Day: 16.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,097,743 km

• M1: 83,326 km (0.094 R)
• M2: 338,989 km (0.029 R)
• M3: 896,989 km (0.093 R)
• M4: 1,186,311 km (0.102 R)
• M5: 2,040,665 km (0.118 R)
• M6: 3,109,691 km (0.07 R)
• M7: 3,421,004 km (0.115 R)
• M8: 3,726,483 km (0.119 R)
• M9: 5,366,524 km (0.061 R)
• M10: 5,850,773 km (0.031 R)
• M11: 6,177,046 km (0.119 R)
• M12: 6,866,393 km (0.118 R)
• M13: 7,312,045 km (0.118 R)
• M14: 8,351,600 km (0.102 R)
• M15: 9,835,611 km (0.073 R)
• M16: 10,402,138 km (0.073 R)
• M17: 11,543,570 km (0.066 R)
• M18: 12,232,169 km (0.066 R)
• M19: 12,887,109 km (0.115 R)
• M20: 15,742,184 km (0.034 R)
• M21: 16,877,183 km (0.061 R)
• M22: 19,628,437 km (0.029 R)
• M23: 25,043,432 km (0.087 R)
• M24: 26,390,560 km (0.03 R)
• M25: 27,281,715 km (0.078 R)
• M26: 28,604,160 km (0.096 R)
• M27: 28,915,324 km (0.099 R)
• M28: 35,862,050 km (0.097 R)
• M29: 37,944,602 km (0.089 R)
• M30: 38,320,243 km (0.086 R)
• M31: 43,432,600 km (0.107 R)
• M32: 48,391,620 km (0.086 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.2

Radius: 7.5

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.43 AU - 6.95 AU

Year: 10630 Days

Day: 23.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,097,743 km

• M1: 93,199 km (0.056 R)
• M2: 676,482 km (0.117 R)
• M3: 1,193,342 km (0.107 R)
• M4: 1,872,816 km (0.071 R)
• M5: 2,351,379 km (0.06 R)
• M6: 3,013,350 km (0.046 R)
• M7: 3,342,316 km (0.109 R)
• M8: 3,598,726 km (0.101 R)
• M9: 5,552,026 km (0.096 R)
• M10: 6,430,315 km (0.08 R)
• M11: 7,359,018 km (0.1 R)
• M12: 8,080,978 km (0.077 R)
• M13: 8,459,311 km (0.112 R)
• M14: 9,116,045 km (0.085 R)
• M15: 9,433,941 km (0.11 R)
• M16: 14,390,567 km (0.076 R)
• M17: 14,636,057 km (0.109 R)
• M18: 16,300,184 km (0.095 R)
• M19: 17,454,182 km (0.091 R)
• M20: 19,772,500 km (0.107 R)
• M21: 20,848,558 km (0.046 R)
• M22: 25,995,173 km (0.066 R)
• M23: 30,696,885 km (0.079 R)
• M24: 32,768,815 km (0.049 R)
• M25: 35,375,857 km (0.038 R)
• M26: 35,711,106 km (0.098 R)
• M27: 36,729,718 km (0.105 R)
• M28: 38,001,001 km (0.117 R)
• M29: 40,630,931 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.9

Radius: 5.8

Gravity: 14.44 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 10.28 AU - 10.6 AU

Year: 23284 Days

Day: 19.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 75,097,743 km

• M1: 72,106 km (0.043 R)
• M2: 817,702 km (0.096 R)
• M3: 1,148,612 km (0.044 R)
• M4: 1,421,479 km (0.091 R)
• M5: 1,959,283 km (0.1 R)
• M6: 2,842,509 km (0.058 R)
• M7: 3,234,007 km (0.104 R)
• M8: 3,903,308 km (0.05 R)
• M9: 4,221,502 km (0.06 R)
• M10: 6,376,310 km (0.097 R)
• M11: 8,844,825 km (0.099 R)
• M12: 10,500,125 km (0.103 R)
• M13: 12,017,646 km (0.091 R)
• M14: 12,418,867 km (0.099 R)
• M15: 16,196,812 km (0.114 R)
• M16: 18,388,869 km (0.11 R)
• M17: 28,544,620 km (0.1 R)
• M18: 29,498,905 km (0.05 R)
• M19: 30,970,050 km (0.082 R)
• M20: 32,876,675 km (0.054 R)
• M21: 34,057,601 km (0.066 R)
• M22: 37,769,423 km (0.074 R)
• M23: 40,537,433 km (0.089 R)
• M24: 40,836,479 km (0.114 R)
• M25: 41,590,452 km (0.067 R)
• M26: 43,907,873 km (0.073 R)
• M27: 46,310,115 km (0.115 R)
• M28: 46,636,837 km (0.115 R)
• M29: 49,989,624 km (0.072 R)
• M30: 54,220,701 km (0.075 R)
• M31: 61,005,413 km (0.109 R)
• M32: 62,387,249 km (0.077 R)
• M33: 66,450,028 km (0.1 R)
• M34: 67,702,312 km (0.097 R)
• M35: 74,200,993 km (0.097 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 13,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit