🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480

Radius: 8.7

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.5 AU - 0.54 AU

Year: 259 Days

Day: 13.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 23,365,218 km

• M1: 108,309 km (0.08 R)
• M2: 568,472 km (0.107 R)
• M3: 1,016,966 km (0.112 R)
• M4: 1,550,283 km (0.084 R)
• M5: 2,102,598 km (0.066 R)
• M6: 2,842,958 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.4

Radius: 12.3

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.64 AU - 0.9 AU

Year: 466 Days

Day: 5.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,365,218 km

• M1: 153,188 km (0.091 R)
• M2: 558,449 km (0.118 R)
• M3: 961,615 km (0.114 R)
• M4: 1,350,719 km (0.056 R)
• M5: 2,077,316 km (0.057 R)
• M6: 2,578,469 km (0.117 R)
• M7: 3,230,716 km (0.094 R)
• M8: 3,920,063 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.1

Radius: 11.3

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.95 AU - 1.39 AU

Year: 874 Days

Day: 12 Hours

Environment

Temp: -177 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,365,218 km

• M1: 140,472 km (0.051 R)
• M2: 547,079 km (0.037 R)
• M3: 1,218,774 km (0.102 R)
• M4: 1,600,398 km (0.106 R)
• M5: 1,961,826 km (0.118 R)
• M6: 2,316,822 km (0.11 R)
• M7: 2,715,201 km (0.091 R)
• M8: 3,159,357 km (0.105 R)
• M9: 3,808,163 km (0.102 R)
• M10: 4,741,953 km (0.097 R)
• M11: 7,554,244 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.2

Radius: 11.1

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.11 AU - 1.51 AU

Year: 1035 Days

Day: 7.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,365,218 km

• M1: 138,079 km (0.041 R)
• M2: 591,510 km (0.094 R)
• M3: 938,577 km (0.071 R)
• M4: 1,821,952 km (0.085 R)
• M5: 2,670,771 km (0.039 R)
• M6: 3,971,524 km (0.109 R)
• M7: 4,671,642 km (0.103 R)
• M8: 7,247,418 km (0.082 R)
• M9: 8,319,886 km (0.053 R)
• M10: 9,148,508 km (0.028 R)
• M11: 9,730,893 km (0.115 R)
• M12: 10,400,044 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499

Radius: 10.2

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.51 AU - 2.41 AU

Year: 1894 Days

Day: 7.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,365,218 km

• M1: 127,009 km (0.068 R)
• M2: 460,163 km (0.096 R)
• M3: 1,015,620 km (0.057 R)
• M4: 2,097,661 km (0.084 R)
• M5: 2,765,167 km (0.088 R)
• M6: 3,233,259 km (0.106 R)
• M7: 3,668,738 km (0.07 R)
• M8: 4,106,611 km (0.117 R)
• M9: 4,962,311 km (0.099 R)
• M10: 5,344,982 km (0.039 R)
• M11: 5,701,624 km (0.075 R)
• M12: 8,572,407 km (0.109 R)
• M13: 9,219,418 km (0.073 R)
• M14: 9,538,809 km (0.096 R)
• M15: 10,750,402 km (0.114 R)
• M16: 11,356,872 km (0.103 R)
• M17: 12,677,522 km (0.049 R)
• M18: 13,073,059 km (0.042 R)
• M19: 13,558,504 km (0.032 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.7

Radius: 11.7

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.23 AU - 3.61 AU

Year: 3444 Days

Day: 14.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,365,218 km

• M1: 146,905 km (0.066 R)
• M2: 523,593 km (0.119 R)
• M3: 1,975,141 km (0.111 R)
• M4: 2,660,748 km (0.033 R)
• M5: 3,208,126 km (0.116 R)
• M6: 3,766,126 km (0.115 R)
• M7: 4,506,187 km (0.107 R)
• M8: 5,668,862 km (0.094 R)
• M9: 6,703,780 km (0.049 R)
• M10: 7,151,526 km (0.112 R)
• M11: 7,825,913 km (0.12 R)
• M12: 9,107,518 km (0.113 R)
• M13: 12,603,621 km (0.094 R)
• M14: 12,991,378 km (0.12 R)
• M15: 13,739,966 km (0.105 R)
• M16: 16,159,263 km (0.112 R)
• M17: 17,380,131 km (0.034 R)
• M18: 18,536,822 km (0.11 R)
• M19: 20,935,624 km (0.1 R)
• M20: 23,754,197 km (0.092 R)
• M21: 26,105,876 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.6

Radius: 8.9

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.74 AU - 3.48 AU

Year: 3786 Days

Day: 5.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,365,218 km

• M1: 110,702 km (0.109 R)
• M2: 538,552 km (0.099 R)
• M3: 1,040,902 km (0.029 R)
• M4: 1,336,956 km (0.043 R)
• M5: 2,173,807 km (0.105 R)
• M6: 3,287,114 km (0.086 R)
• M7: 3,895,828 km (0.083 R)
• M8: 4,194,575 km (0.107 R)
• M9: 4,910,999 km (0.1 R)
• M10: 5,234,729 km (0.098 R)
• M11: 6,350,729 km (0.057 R)
• M12: 6,705,575 km (0.052 R)
• M13: 8,899,278 km (0.07 R)
• M14: 9,306,633 km (0.06 R)
• M15: 10,318,812 km (0.112 R)
• M16: 11,188,724 km (0.064 R)
• M17: 15,318,523 km (0.087 R)
• M18: 18,042,102 km (0.079 R)
• M19: 19,487,217 km (0.067 R)
• M20: 20,943,104 km (0.079 R)
• M21: 22,266,745 km (0.117 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 18,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit