🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.2

Radius: 12.1

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.01 AU - 1.15 AU

Year: 714 Days

Day: 5.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,543,752 km

• M1: 150,645 km (0.108 R)
• M2: 552,315 km (0.059 R)
• M3: 931,396 km (0.105 R)
• M4: 1,367,624 km (0.068 R)
• M5: 2,023,012 km (0.071 R)
• M6: 3,184,639 km (0.077 R)
• M7: 3,804,124 km (0.083 R)
• M8: 4,798,501 km (0.06 R)
• M9: 5,652,406 km (0.094 R)
• M10: 7,275,244 km (0.106 R)
• M11: 7,778,042 km (0.104 R)
• M12: 8,230,725 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.6

Radius: 11.2

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.06 AU - 1.22 AU

Year: 774 Days

Day: 8.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,543,752 km

• M1: 141,220 km (0.101 R)
• M2: 574,007 km (0.114 R)
• M3: 958,324 km (0.115 R)
• M4: 1,539,362 km (0.072 R)
• M5: 2,130,722 km (0.112 R)
• M6: 2,556,777 km (0.039 R)
• M7: 4,177,221 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.4

Radius: 10.7

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.42 AU - 2.84 AU

Year: 2712 Days

Day: 8.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,543,752 km

• M1: 133,441 km (0.107 R)
• M2: 468,241 km (0.05 R)
• M3: 880,383 km (0.117 R)
• M4: 1,440,179 km (0.041 R)
• M5: 2,324,153 km (0.062 R)
• M6: 3,077,976 km (0.11 R)
• M7: 3,487,725 km (0.096 R)
• M8: 4,515,013 km (0.045 R)
• M9: 5,261,058 km (0.062 R)
• M10: 6,087,437 km (0.119 R)
• M11: 6,532,041 km (0.067 R)
• M12: 7,239,490 km (0.095 R)
• M13: 7,682,449 km (0.112 R)
• M14: 9,409,108 km (0.073 R)
• M15: 10,106,234 km (0.076 R)
• M16: 10,625,039 km (0.072 R)
• M17: 11,980,695 km (0.114 R)
• M18: 12,562,032 km (0.089 R)
• M19: 13,614,154 km (0.101 R)
• M20: 14,419,440 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.2

Radius: 4.4

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 9.17 AU - 9.19 AU

Year: 17685 Days

Day: 22.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,543,752 km

• M1: 58,642 km (0.088 R)
• M2: 517,758 km (0.114 R)
• M3: 718,070 km (0.06 R)
• M4: 1,453,194 km (0.08 R)
• M5: 2,239,779 km (0.099 R)
• M6: 2,385,039 km (0.025 R)
• M7: 2,922,394 km (0.074 R)
• M8: 3,074,087 km (0.056 R)
• M9: 3,369,692 km (0.077 R)
• M10: 4,924,612 km (0.106 R)
• M11: 5,171,150 km (0.118 R)
• M12: 5,655,548 km (0.076 R)
• M13: 6,169,566 km (0.113 R)
• M14: 7,569,951 km (0.083 R)
• M15: 7,940,206 km (0.097 R)
• M16: 9,589,972 km (0.039 R)
• M17: 11,942,847 km (0.054 R)
• M18: 14,528,347 km (0.095 R)
• M19: 15,293,390 km (0.075 R)
• M20: 15,488,765 km (0.099 R)
• M21: 16,422,555 km (0.053 R)
• M22: 17,606,173 km (0.113 R)
• M23: 18,845,442 km (0.108 R)
• M24: 20,376,576 km (0.067 R)
• M25: 25,191,833 km (0.1 R)
• M26: 31,232,744 km (0.086 R)
• M27: 42,765,693 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 19,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit