🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.3

Radius: 13.3

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.54 AU - 0.88 AU

Year: 386 Days

Day: 6.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 88,914,571 km

• M1: 165,455 km (0.118 R)
• M2: 702,811 km (0.049 R)
• M3: 1,443,619 km (0.057 R)
• M4: 2,268,801 km (0.094 R)
• M5: 2,820,518 km (0.084 R)
• M6: 3,365,653 km (0.092 R)
• M7: 3,993,964 km (0.082 R)
• M8: 4,479,559 km (0.063 R)
• M9: 5,705,663 km (0.095 R)
• M10: 6,124,986 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.1

Radius: 8.8

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.54 AU - 0.88 AU

Year: 386 Days

Day: 14.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,914,571 km

• M1: 109,954 km (0.033 R)
• M2: 474,076 km (0.107 R)
• M3: 782,846 km (0.1 R)
• M4: 1,214,585 km (0.091 R)
• M5: 1,576,163 km (0.076 R)
• M6: 1,895,555 km (0.066 R)
• M7: 2,502,772 km (0.093 R)
• M8: 2,783,418 km (0.057 R)
• M9: 3,811,155 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.4

Radius: 14.7

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.06 AU - 1.18 AU

Year: 765 Days

Day: 12.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,914,571 km

• M1: 182,809 km (0.058 R)
• M2: 874,100 km (0.083 R)
• M3: 1,358,648 km (0.095 R)
• M4: 1,871,769 km (0.079 R)
• M5: 2,474,199 km (0.099 R)
• M6: 3,069,748 km (0.093 R)
• M7: 4,364,667 km (0.103 R)
• M8: 4,897,535 km (0.056 R)
• M9: 6,659,499 km (0.101 R)
• M10: 7,480,791 km (0.102 R)
• M11: 8,057,341 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.8

Radius: 13.2

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.82 AU - 1.88 AU

Year: 1625 Days

Day: 10.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,914,571 km

• M1: 164,109 km (0.081 R)
• M2: 618,138 km (0.096 R)
• M3: 1,066,334 km (0.083 R)
• M4: 1,885,980 km (0.079 R)
• M5: 2,335,672 km (0.045 R)
• M6: 2,800,472 km (0.118 R)
• M7: 3,623,709 km (0.096 R)
• M8: 4,951,690 km (0.047 R)
• M9: 5,385,374 km (0.068 R)
• M10: 5,891,763 km (0.111 R)
• M11: 6,480,430 km (0.106 R)
• M12: 7,690,378 km (0.098 R)
• M13: 8,364,466 km (0.112 R)
• M14: 9,797,314 km (0.095 R)
• M15: 11,240,036 km (0.115 R)
• M16: 11,878,221 km (0.026 R)
• M17: 12,941,263 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.4

Radius: 12.2

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 4.03 AU - 4.09 AU

Year: 5282 Days

Day: 5.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,914,571 km

• M1: 151,692 km (0.055 R)
• M2: 588,668 km (0.048 R)
• M3: 1,094,907 km (0.078 R)
• M4: 1,808,489 km (0.106 R)
• M5: 3,304,019 km (0.101 R)
• M6: 3,714,665 km (0.12 R)
• M7: 4,382,619 km (0.079 R)
• M8: 6,671,766 km (0.071 R)
• M9: 7,119,363 km (0.108 R)
• M10: 8,268,125 km (0.074 R)
• M11: 9,323,837 km (0.082 R)
• M12: 11,800,878 km (0.088 R)
• M13: 13,031,471 km (0.115 R)
• M14: 13,678,033 km (0.116 R)
• M15: 14,065,042 km (0.099 R)
• M16: 15,270,053 km (0.069 R)
• M17: 16,049,757 km (0.114 R)
• M18: 17,300,994 km (0.096 R)
• M19: 18,548,939 km (0.067 R)
• M20: 20,138,865 km (0.03 R)
• M21: 21,593,705 km (0.084 R)
• M22: 25,286,827 km (0.092 R)
• M23: 26,720,274 km (0.098 R)
• M24: 27,152,014 km (0.109 R)
• M25: 28,296,437 km (0.096 R)
• M26: 29,564,578 km (0.078 R)
• M27: 32,214,106 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.2

Radius: 7.6

Gravity: 16.52 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.4 AU - 11.24 AU

Year: 21406 Days

Day: 24.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 88,914,571 km

• M1: 94,546 km (0.073 R)
• M2: 365,318 km (0.107 R)
• M3: 989,590 km (0.06 R)
• M4: 1,655,600 km (0.097 R)
• M5: 3,228,771 km (0.119 R)
• M6: 3,837,784 km (0.068 R)
• M7: 4,666,855 km (0.072 R)
• M8: 5,322,842 km (0.068 R)
• M9: 6,535,033 km (0.118 R)
• M10: 7,107,245 km (0.083 R)
• M11: 7,764,279 km (0.083 R)
• M12: 8,134,384 km (0.052 R)
• M13: 8,571,808 km (0.109 R)
• M14: 9,082,685 km (0.095 R)
• M15: 9,374,999 km (0.095 R)
• M16: 11,807,461 km (0.041 R)
• M17: 13,243,002 km (0.12 R)
• M18: 16,630,047 km (0.107 R)
• M19: 19,472,108 km (0.079 R)
• M20: 26,214,633 km (0.095 R)
• M21: 32,288,905 km (0.059 R)
• M22: 34,505,198 km (0.029 R)
• M23: 37,565,521 km (0.111 R)
• M24: 40,643,797 km (0.068 R)
• M25: 41,119,668 km (0.119 R)
• M26: 41,438,909 km (0.087 R)
• M27: 41,920,914 km (0.111 R)
• M28: 42,732,482 km (0.119 R)
• M29: 43,886,331 km (0.115 R)
• M30: 44,219,635 km (0.036 R)
• M31: 55,609,418 km (0.118 R)
• M32: 60,211,198 km (0.072 R)
• M33: 62,078,778 km (0.111 R)
• M34: 67,026,728 km (0.074 R)
• M35: 67,913,245 km (0.044 R)
• M36: 79,415,825 km (0.101 R)
• M37: 83,180,455 km (0.091 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 14,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit