🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.2

Radius: 8.1

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.65 AU - 0.71 AU

Year: 357 Days

Day: 5.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,534,452 km

• M1: 100,679 km (0.109 R)
• M2: 409,001 km (0.112 R)
• M3: 673,639 km (0.118 R)
• M4: 1,062,743 km (0.116 R)
• M5: 1,413,700 km (0.119 R)
• M6: 1,698,684 km (0.106 R)
• M7: 2,037,972 km (0.107 R)
• M8: 2,291,839 km (0.067 R)
• M9: 2,604,050 km (0.087 R)
• M10: 3,036,687 km (0.12 R)
• M11: 3,493,858 km (0.071 R)
• M12: 3,763,134 km (0.062 R)
• M13: 4,071,605 km (0.107 R)
• M14: 4,464,000 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.6

Radius: 8.3

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.65 AU - 1.07 AU

Year: 507 Days

Day: 7.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,534,452 km

• M1: 103,223 km (0.099 R)
• M2: 462,856 km (0.053 R)
• M3: 840,441 km (0.113 R)
• M4: 1,124,976 km (0.109 R)
• M5: 1,397,693 km (0.074 R)
• M6: 1,763,161 km (0.06 R)
• M7: 2,117,109 km (0.071 R)
• M8: 2,456,397 km (0.11 R)
• M9: 3,766,426 km (0.111 R)
• M10: 4,061,881 km (0.117 R)
• M11: 4,620,031 km (0.071 R)
• M12: 4,942,564 km (0.083 R)
• M13: 5,332,117 km (0.1 R)
• M14: 6,172,558 km (0.1 R)
• M15: 6,665,034 km (0.093 R)
• M16: 7,140,905 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.8

Radius: 10.1

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.72 AU - 1.02 AU

Year: 516 Days

Day: 12 Hours

Environment

Temp: -143 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,534,452 km

• M1: 138,079 km (0.067 R)
• M2: 523,144 km (0.034 R)
• M3: 958,623 km (0.092 R)
• M4: 1,290,132 km (0.06 R)
• M5: 1,760,318 km (0.054 R)
• M6: 2,557,226 km (0.117 R)
• M7: 3,176,112 km (0.069 R)
• M8: 3,918,866 km (0.087 R)
• M9: 4,635,589 km (0.111 R)
• M10: 5,471,243 km (0.103 R)
• M11: 6,461,132 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.3

Radius: 13.9

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.71 AU - 1.93 AU

Year: 1561 Days

Day: 9.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,534,452 km

• M1: 172,935 km (0.057 R)
• M2: 656,435 km (0.06 R)
• M3: 1,120,787 km (0.116 R)
• M4: 1,784,553 km (0.119 R)
• M5: 2,415,557 km (0.115 R)
• M6: 2,868,988 km (0.08 R)
• M7: 3,508,818 km (0.073 R)
• M8: 4,450,985 km (0.064 R)
• M9: 5,422,175 km (0.047 R)
• M10: 5,946,815 km (0.116 R)
• M11: 6,405,631 km (0.1 R)
• M12: 8,216,513 km (0.09 R)
• M13: 8,818,046 km (0.114 R)
• M14: 10,313,726 km (0.071 R)
• M15: 11,376,619 km (0.11 R)
• M16: 12,240,098 km (0.101 R)
• M17: 13,106,269 km (0.06 R)
• M18: 13,554,614 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.9

Radius: 11.8

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.6 AU - 2.4 AU

Year: 1798 Days

Day: 5.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,534,452 km

• M1: 146,756 km (0.078 R)
• M2: 578,495 km (0.102 R)
• M3: 959,072 km (0.112 R)
• M4: 2,496,190 km (0.093 R)
• M5: 3,258,092 km (0.052 R)
• M6: 3,859,924 km (0.073 R)
• M7: 4,339,685 km (0.082 R)
• M8: 5,048,330 km (0.113 R)
• M9: 5,646,572 km (0.066 R)
• M10: 6,047,195 km (0.073 R)
• M11: 8,555,502 km (0.099 R)
• M12: 9,117,242 km (0.04 R)
• M13: 10,176,844 km (0.049 R)
• M14: 11,243,028 km (0.091 R)
• M15: 11,803,272 km (0.073 R)
• M16: 12,226,036 km (0.079 R)
• M17: 13,306,431 km (0.103 R)
• M18: 14,712,352 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168

Radius: 8.2

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.26 AU - 6.68 AU

Year: 9275 Days

Day: 12.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 104.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,534,452 km

• M1: 120,127 km (0.086 R)
• M2: 767,138 km (0.051 R)
• M3: 1,428,510 km (0.067 R)
• M4: 2,745,121 km (0.039 R)
• M5: 3,226,826 km (0.037 R)
• M6: 3,720,349 km (0.068 R)
• M7: 4,263,390 km (0.045 R)
• M8: 5,068,525 km (0.09 R)
• M9: 6,274,135 km (0.098 R)
• M10: 7,211,365 km (0.096 R)
• M11: 9,980,272 km (0.086 R)
• M12: 14,280,613 km (0.086 R)
• M13: 16,009,216 km (0.046 R)
• M14: 16,774,110 km (0.059 R)
• M15: 21,598,641 km (0.102 R)
• M16: 22,459,278 km (0.06 R)
• M17: 23,045,702 km (0.083 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: 425 - 15,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit