🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.8

Radius: 11.8

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.67 AU - 0.71 AU

Year: 382 Days

Day: 13.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,067,409 km

• M1: 146,756 km (0.116 R)
• M2: 514,617 km (0.072 R)
• M3: 951,143 km (0.064 R)
• M4: 1,595,760 km (0.049 R)
• M5: 2,617,065 km (0.107 R)
• M6: 3,358,921 km (0.097 R)
• M7: 4,094,943 km (0.077 R)
• M8: 4,906,661 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.2

Radius: 14.5

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.34 AU - 2.22 AU

Year: 1584 Days

Day: 7.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,067,409 km

• M1: 183,108 km (0.119 R)
• M2: 1,075,160 km (0.105 R)
• M3: 1,693,747 km (0.036 R)
• M4: 2,226,166 km (0.074 R)
• M5: 2,746,019 km (0.072 R)
• M6: 4,443,206 km (0.095 R)
• M7: 5,022,898 km (0.064 R)
• M8: 6,022,661 km (0.113 R)
• M9: 10,640,597 km (0.119 R)
• M10: 11,720,694 km (0.086 R)
• M11: 12,519,397 km (0.051 R)
• M12: 13,805,939 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.7

Radius: 8.1

Gravity: 13.1 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.73 AU - 1.87 AU

Year: 1610 Days

Day: 11 Hours

Environment

Temp: -192 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,067,409 km

• M1: 101,577 km (0.073 R)
• M2: 438,023 km (0.109 R)
• M3: 780,901 km (0.044 R)
• M4: 1,309,580 km (0.116 R)
• M5: 2,035,578 km (0.1 R)
• M6: 2,300,666 km (0.032 R)
• M7: 2,685,731 km (0.115 R)
• M8: 3,517,794 km (0.113 R)
• M9: 3,830,304 km (0.09 R)
• M10: 4,612,252 km (0.092 R)
• M11: 6,088,334 km (0.106 R)
• M12: 6,412,662 km (0.049 R)
• M13: 6,801,018 km (0.105 R)
• M14: 7,205,082 km (0.062 R)
• M15: 7,797,639 km (0.097 R)
• M16: 8,793,961 km (0.108 R)
• M17: 9,371,858 km (0.117 R)
• M18: 10,216,188 km (0.112 R)
• M19: 11,258,137 km (0.072 R)
• M20: 11,709,325 km (0.094 R)
• M21: 12,055,644 km (0.06 R)
• M22: 12,568,016 km (0.086 R)
• M23: 15,213,206 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.1

Radius: 9.7

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.81 AU - 3.21 AU

Year: 3482 Days

Day: 6.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,067,409 km

• M1: 120,576 km (0.092 R)
• M2: 544,985 km (0.094 R)
• M3: 1,111,213 km (0.114 R)
• M4: 1,533,528 km (0.06 R)
• M5: 2,455,350 km (0.045 R)
• M6: 2,914,316 km (0.04 R)
• M7: 3,378,967 km (0.109 R)
• M8: 6,224,917 km (0.118 R)
• M9: 6,564,055 km (0.064 R)
• M10: 6,942,987 km (0.113 R)
• M11: 8,045,673 km (0.111 R)
• M12: 8,417,124 km (0.116 R)
• M13: 9,704,115 km (0.069 R)
• M14: 10,018,869 km (0.117 R)
• M15: 10,891,772 km (0.118 R)
• M16: 14,575,021 km (0.116 R)
• M17: 14,941,985 km (0.027 R)
• M18: 15,742,633 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.4

Radius: 7.3

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.17 AU - 10.03 AU

Year: 15373 Days

Day: 16.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 59,067,409 km

• M1: 90,806 km (0.084 R)
• M2: 323,431 km (0.114 R)
• M3: 958,174 km (0.105 R)
• M4: 1,251,685 km (0.054 R)
• M5: 2,041,562 km (0.113 R)
• M6: 2,888,585 km (0.054 R)
• M7: 3,352,638 km (0.102 R)
• M8: 4,245,438 km (0.113 R)
• M9: 4,554,507 km (0.114 R)
• M10: 6,736,243 km (0.073 R)
• M11: 8,193,475 km (0.039 R)
• M12: 9,743,309 km (0.115 R)
• M13: 15,191,664 km (0.065 R)
• M14: 15,769,560 km (0.081 R)
• M15: 18,228,800 km (0.065 R)
• M16: 18,634,958 km (0.07 R)
• M17: 19,465,077 km (0.11 R)
• M18: 21,557,951 km (0.03 R)
• M19: 22,845,689 km (0.045 R)
• M20: 24,772,959 km (0.028 R)
• M21: 25,573,457 km (0.11 R)
• M22: 26,494,381 km (0.109 R)
• M23: 27,649,875 km (0.118 R)
• M24: 29,501,149 km (0.11 R)
• M25: 33,086,860 km (0.118 R)
• M26: 33,569,613 km (0.099 R)
• M27: 36,182,190 km (0.069 R)
• M28: 36,437,853 km (0.112 R)
• M29: 40,144,888 km (0.12 R)
• M30: 41,948,440 km (0.102 R)
• M31: 42,941,620 km (0.054 R)
• M32: 45,270,410 km (0.036 R)
• M33: 46,015,108 km (0.029 R)
• M34: 46,465,847 km (0.098 R)
• M35: 48,763,820 km (0.114 R)
• M36: 53,750,814 km (0.1 R)
• M37: 55,939,581 km (0.071 R)
• M38: 56,969,562 km (0.064 R)
• M39: 59,067,373 km (0.075 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 18,164 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit