🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.68 AU - 1.02 AU

Year: 277 Days

Day: 38.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,153,372 km

• M1: 38,297 km (0.039 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.12 AU - 1.46 AU

Year: 517 Days

Day: 32.6 Hours

Environment

Temp: 22 °C

Axial Tilt: 101.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,153,372 km

• M1: 995,424 km (0.03 R)

Asteroid Belt

Center: 4.22 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.5

Radius: 10.4

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.42 AU - 7.86 AU

Year: 6737 Days

Day: 10.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,153,372 km

• M1: 132,245 km (0.034 R)
• M2: 690,544 km (0.089 R)
• M3: 4,495,715 km (0.106 R)
• M4: 5,545,892 km (0.12 R)
• M5: 7,315,037 km (0.05 R)
• M6: 7,872,887 km (0.06 R)
• M7: 9,472,986 km (0.089 R)
• M8: 10,093,817 km (0.072 R)
• M9: 10,653,762 km (0.11 R)
• M10: 11,694,814 km (0.111 R)
• M11: 12,555,899 km (0.101 R)
• M12: 13,978,724 km (0.049 R)
• M13: 17,262,996 km (0.119 R)
• M14: 23,399,949 km (0.061 R)
• M15: 24,998,103 km (0.098 R)
• M16: 25,467,841 km (0.083 R)
• M17: 27,240,575 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.9

Radius: 10.5

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.68 AU - 10.62 AU

Year: 10585 Days

Day: 7.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,153,372 km

• M1: 131,048 km (0.074 R)
• M2: 497,563 km (0.044 R)
• M3: 946,955 km (0.084 R)
• M4: 1,412,353 km (0.12 R)
• M5: 2,177,397 km (0.108 R)
• M6: 2,693,061 km (0.046 R)
• M7: 5,043,094 km (0.097 R)
• M8: 7,876,029 km (0.099 R)
• M9: 8,254,960 km (0.066 R)
• M10: 10,186,418 km (0.063 R)
• M11: 10,789,597 km (0.09 R)
• M12: 11,363,305 km (0.113 R)
• M13: 12,122,663 km (0.116 R)
• M14: 13,265,890 km (0.117 R)
• M15: 15,177,751 km (0.093 R)
• M16: 15,964,935 km (0.103 R)
• M17: 16,917,574 km (0.109 R)
• M18: 22,007,193 km (0.096 R)
• M19: 27,262,566 km (0.103 R)
• M20: 27,936,804 km (0.059 R)
• M21: 29,519,699 km (0.116 R)
• M22: 32,647,342 km (0.079 R)
• M23: 33,627,208 km (0.066 R)
• M24: 35,989,508 km (0.069 R)
• M25: 42,055,402 km (0.067 R)
• M26: 43,606,283 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.2

Radius: 8.2

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 8.18 AU - 12 AU

Year: 11317 Days

Day: 8.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,153,372 km

• M1: 102,325 km (0.106 R)
• M2: 364,121 km (0.108 R)
• M3: 1,281,007 km (0.065 R)
• M4: 1,831,527 km (0.093 R)
• M5: 2,229,307 km (0.096 R)
• M6: 2,498,284 km (0.095 R)
• M7: 3,140,508 km (0.083 R)
• M8: 4,304,679 km (0.077 R)
• M9: 5,419,482 km (0.093 R)
• M10: 6,180,935 km (0.052 R)
• M11: 7,629,043 km (0.075 R)
• M12: 8,470,082 km (0.056 R)
• M13: 9,616,899 km (0.119 R)
• M14: 10,509,699 km (0.097 R)
• M15: 13,261,851 km (0.049 R)
• M16: 14,151,659 km (0.108 R)
• M17: 16,342,670 km (0.099 R)
• M18: 17,242,501 km (0.077 R)
• M19: 20,756,405 km (0.073 R)
• M20: 21,314,555 km (0.054 R)
• M21: 26,389,364 km (0.087 R)
• M22: 27,375,962 km (0.091 R)
• M23: 28,301,972 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.4

Radius: 10.2

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 10.15 AU - 10.65 AU

Year: 11843 Days

Day: 14.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 43,153,372 km

• M1: 130,300 km (0.112 R)
• M2: 865,723 km (0.107 R)
• M3: 1,242,710 km (0.114 R)
• M4: 2,469,262 km (0.097 R)
• M5: 2,860,012 km (0.107 R)
• M6: 4,073,849 km (0.066 R)
• M7: 4,537,154 km (0.033 R)
• M8: 4,885,268 km (0.034 R)
• M9: 5,408,861 km (0.072 R)
• M10: 6,282,063 km (0.057 R)
• M11: 6,605,344 km (0.086 R)
• M12: 7,015,542 km (0.06 R)
• M13: 7,403,150 km (0.066 R)
• M14: 8,137,077 km (0.112 R)
• M15: 9,420,627 km (0.12 R)
• M16: 10,184,025 km (0.1 R)
• M17: 12,496,808 km (0.098 R)
• M18: 13,009,779 km (0.114 R)
• M19: 14,446,666 km (0.1 R)
• M20: 18,278,616 km (0.094 R)
• M21: 18,791,737 km (0.071 R)
• M22: 21,909,506 km (0.096 R)
• M23: 24,817,838 km (0.115 R)
• M24: 28,557,785 km (0.093 R)
• M25: 29,849,862 km (0.098 R)
• M26: 31,597,913 km (0.11 R)
• M27: 33,304,376 km (0.06 R)
• M28: 34,735,578 km (0.071 R)
• M29: 35,071,575 km (0.057 R)
• M30: 35,522,912 km (0.1 R)
• M31: 36,437,254 km (0.104 R)
• M32: 39,883,840 km (0.101 R)
• M33: 40,747,169 km (0.092 R)
• M34: 42,383,470 km (0.099 R)
• M35: 43,024,348 km (0.114 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 19,848 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit