🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.7

Radius: 14.6

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.48 AU - 0.7 AU

Year: 302 Days

Day: 8 Hours

Environment

Temp: -144 °C

Axial Tilt: 109.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 72,180,543 km

• M1: 181,612 km (0.059 R)
• M2: 651,948 km (0.069 R)
• M3: 1,228,348 km (0.095 R)
• M4: 1,716,785 km (0.101 R)
• M5: 2,492,600 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.1

Radius: 13.6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.19 AU - 2.63 AU

Year: 2495 Days

Day: 12 Hours

Environment

Temp: -211 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,180,543 km

• M1: 169,195 km (0.108 R)
• M2: 644,318 km (0.099 R)
• M3: 1,133,952 km (0.104 R)
• M4: 1,822,700 km (0.062 R)
• M5: 2,432,910 km (0.098 R)
• M6: 3,416,367 km (0.101 R)
• M7: 5,429,655 km (0.089 R)
• M8: 8,462,602 km (0.095 R)
• M9: 10,135,256 km (0.072 R)
• M10: 13,043,887 km (0.12 R)
• M11: 13,532,773 km (0.026 R)
• M12: 15,961,494 km (0.092 R)
• M13: 16,418,366 km (0.036 R)
• M14: 17,518,808 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.2

Radius: 11

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.67 AU - 3.03 AU

Year: 3208 Days

Day: 12.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,180,543 km

• M1: 137,480 km (0.069 R)
• M2: 546,182 km (0.076 R)
• M3: 1,019,509 km (0.086 R)
• M4: 1,417,889 km (0.12 R)
• M5: 2,040,515 km (0.114 R)
• M6: 2,584,602 km (0.075 R)
• M7: 2,931,071 km (0.101 R)
• M8: 4,004,436 km (0.104 R)
• M9: 4,729,088 km (0.038 R)
• M10: 5,888,172 km (0.105 R)
• M11: 7,256,694 km (0.087 R)
• M12: 7,828,756 km (0.062 R)
• M13: 9,408,958 km (0.081 R)
• M14: 10,612,174 km (0.118 R)
• M15: 14,553,180 km (0.104 R)
• M16: 17,558,302 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.5

Radius: 10.1

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.91 AU - 5.21 AU

Year: 7590 Days

Day: 10.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,180,543 km

• M1: 125,662 km (0.097 R)
• M2: 908,657 km (0.115 R)
• M3: 1,339,499 km (0.055 R)
• M4: 1,700,329 km (0.109 R)
• M5: 2,843,108 km (0.034 R)
• M6: 3,667,841 km (0.069 R)
• M7: 4,210,133 km (0.115 R)
• M8: 4,539,847 km (0.113 R)
• M9: 4,997,018 km (0.056 R)
• M10: 6,390,073 km (0.047 R)
• M11: 7,538,087 km (0.032 R)
• M12: 8,941,614 km (0.081 R)
• M13: 9,275,816 km (0.114 R)
• M14: 9,792,826 km (0.11 R)
• M15: 12,156,772 km (0.062 R)
• M16: 13,308,526 km (0.102 R)
• M17: 14,703,825 km (0.043 R)
• M18: 15,229,362 km (0.109 R)
• M19: 16,379,770 km (0.065 R)
• M20: 17,587,324 km (0.029 R)
• M21: 18,717,087 km (0.111 R)
• M22: 21,940,622 km (0.082 R)
• M23: 23,723,230 km (0.113 R)
• M24: 27,574,628 km (0.11 R)
• M25: 28,463,837 km (0.098 R)
• M26: 29,097,534 km (0.078 R)
• M27: 29,833,256 km (0.097 R)
• M28: 32,017,684 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639.4

Radius: 7.3

Gravity: 12 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.31 AU - 11.43 AU

Year: 19127 Days

Day: 21.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,180,543 km

• M1: 90,806 km (0.055 R)
• M2: 319,840 km (0.074 R)
• M3: 562,189 km (0.089 R)
• M4: 1,590,076 km (0.088 R)
• M5: 2,037,224 km (0.074 R)
• M6: 2,681,542 km (0.119 R)
• M7: 2,949,322 km (0.08 R)
• M8: 3,742,340 km (0.032 R)
• M9: 4,204,747 km (0.052 R)
• M10: 5,132,404 km (0.087 R)
• M11: 5,585,835 km (0.089 R)
• M12: 6,231,649 km (0.069 R)
• M13: 8,366,111 km (0.092 R)
• M14: 8,728,737 km (0.09 R)
• M15: 11,632,581 km (0.052 R)
• M16: 11,954,366 km (0.077 R)
• M17: 15,740,090 km (0.096 R)
• M18: 23,363,447 km (0.114 R)
• M19: 28,019,831 km (0.119 R)
• M20: 29,303,231 km (0.101 R)
• M21: 30,140,081 km (0.065 R)
• M22: 34,564,887 km (0.12 R)
• M23: 35,498,976 km (0.113 R)
• M24: 36,040,371 km (0.081 R)
• M25: 38,544,340 km (0.05 R)
• M26: 38,829,474 km (0.1 R)
• M27: 39,548,591 km (0.085 R)
• M28: 45,943,900 km (0.091 R)
• M29: 47,726,059 km (0.09 R)
• M30: 51,946,664 km (0.087 R)
• M31: 54,415,477 km (0.045 R)
• M32: 59,395,890 km (0.096 R)
• M33: 62,682,705 km (0.12 R)
• M34: 68,357,401 km (0.035 R)
• M35: 69,616,267 km (0.104 R)
• M36: 70,251,609 km (0.077 R)
• M37: 71,964,504 km (0.046 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: 262 - 14,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit