🌌 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: 839.9

Radius: 8.2

Gravity: 12.49 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.65 AU - 0.71 AU

Year: 368 Days

Day: 5.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,705,613 km

• M1: 102,026 km (0.108 R)
• M2: 437,574 km (0.115 R)
• M3: 781,948 km (0.072 R)
• M4: 1,155,793 km (0.082 R)
• M5: 2,096,465 km (0.116 R)
• M6: 2,726,122 km (0.11 R)
• M7: 3,208,276 km (0.095 R)
• M8: 4,070,259 km (0.097 R)
• M9: 4,555,405 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.5

Radius: 14.2

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1 AU - 1.18 AU

Year: 747 Days

Day: 12.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,705,613 km

• M1: 176,675 km (0.118 R)
• M2: 782,098 km (0.076 R)
• M3: 1,245,103 km (0.05 R)
• M4: 1,924,427 km (0.097 R)
• M5: 2,382,047 km (0.113 R)
• M6: 3,302,523 km (0.044 R)
• M7: 4,543,437 km (0.109 R)
• M8: 5,105,775 km (0.069 R)
• M9: 5,789,438 km (0.11 R)
• M10: 6,739,534 km (0.096 R)
• M11: 7,631,287 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.9

Radius: 11.3

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.92 AU - 1.28 AU

Year: 757 Days

Day: 6.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,705,613 km

• M1: 140,472 km (0.072 R)
• M2: 494,870 km (0.075 R)
• M3: 865,872 km (0.118 R)
• M4: 1,339,649 km (0.088 R)
• M5: 1,865,485 km (0.084 R)
• M6: 3,349,646 km (0.096 R)
• M7: 3,742,041 km (0.098 R)
• M8: 4,298,545 km (0.032 R)
• M9: 4,909,653 km (0.066 R)
• M10: 5,813,523 km (0.117 R)
• M11: 6,170,463 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.1

Radius: 8.9

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.26 AU - 1.46 AU

Year: 1040 Days

Day: 5.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,705,613 km

• M1: 111,600 km (0.06 R)
• M2: 430,991 km (0.101 R)
• M3: 718,967 km (0.116 R)
• M4: 1,253,630 km (0.107 R)
• M5: 1,669,961 km (0.096 R)
• M6: 1,962,574 km (0.073 R)
• M7: 2,772,647 km (0.058 R)
• M8: 3,461,545 km (0.09 R)
• M9: 3,739,947 km (0.049 R)
• M10: 4,059,637 km (0.055 R)
• M11: 4,509,628 km (0.089 R)
• M12: 4,872,403 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.4

Radius: 15

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.38 AU - 5.14 AU

Year: 6813 Days

Day: 11.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,705,613 km

• M1: 187,297 km (0.076 R)
• M2: 711,637 km (0.116 R)
• M3: 1,688,362 km (0.113 R)
• M4: 2,226,465 km (0.114 R)
• M5: 2,781,772 km (0.104 R)
• M6: 3,851,098 km (0.119 R)
• M7: 5,090,816 km (0.059 R)
• M8: 6,547,151 km (0.105 R)
• M9: 7,353,483 km (0.026 R)
• M10: 7,900,563 km (0.105 R)
• M11: 8,772,270 km (0.082 R)
• M12: 9,343,584 km (0.088 R)
• M13: 10,658,848 km (0.082 R)
• M14: 13,310,022 km (0.049 R)
• M15: 15,035,184 km (0.115 R)
• M16: 19,363,649 km (0.117 R)
• M17: 22,132,257 km (0.086 R)
• M18: 23,611,331 km (0.11 R)
• M19: 25,595,896 km (0.034 R)
• M20: 26,674,497 km (0.088 R)
• M21: 27,876,965 km (0.111 R)
• M22: 28,634,678 km (0.053 R)
• M23: 30,092,509 km (0.1 R)
• M24: 31,497,233 km (0.083 R)
• M25: 34,871,712 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.7

Radius: 14.7

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 5.28 AU - 6.2 AU

Year: 9021 Days

Day: 14.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,705,613 km

• M1: 182,958 km (0.053 R)
• M2: 694,433 km (0.045 R)
• M3: 1,500,018 km (0.091 R)
• M4: 2,003,863 km (0.106 R)
• M5: 2,526,259 km (0.118 R)
• M6: 3,184,490 km (0.059 R)
• M7: 4,034,206 km (0.057 R)
• M8: 4,849,065 km (0.063 R)
• M9: 5,670,806 km (0.095 R)
• M10: 6,998,488 km (0.12 R)
• M11: 8,792,016 km (0.091 R)
• M12: 9,868,972 km (0.096 R)
• M13: 10,566,546 km (0.091 R)
• M14: 12,455,070 km (0.117 R)
• M15: 18,480,573 km (0.117 R)
• M16: 20,483,389 km (0.075 R)
• M17: 23,753,748 km (0.118 R)
• M18: 29,340,331 km (0.059 R)
• M19: 31,099,752 km (0.115 R)
• M20: 31,951,562 km (0.104 R)
• M21: 35,170,459 km (0.106 R)
• M22: 41,346,009 km (0.042 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: 206 - 13,628 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit