🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.5

Radius: 12.6

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.37 AU - 2.79 AU

Year: 2719 Days

Day: 13.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,269,809 km

• M1: 156,779 km (0.078 R)
• M2: 713,582 km (0.118 R)
• M3: 1,922,482 km (0.109 R)
• M4: 2,508,457 km (0.04 R)
• M5: 3,193,915 km (0.038 R)
• M6: 4,634,392 km (0.105 R)
• M7: 5,134,049 km (0.109 R)
• M8: 5,964,916 km (0.067 R)
• M9: 6,470,557 km (0.108 R)
• M10: 6,943,884 km (0.075 R)
• M11: 7,535,993 km (0.081 R)
• M12: 8,469,932 km (0.092 R)
• M13: 9,367,519 km (0.074 R)
• M14: 9,820,502 km (0.067 R)
• M15: 10,287,995 km (0.056 R)
• M16: 11,693,916 km (0.084 R)
• M17: 12,898,927 km (0.093 R)
• M18: 13,940,427 km (0.085 R)
• M19: 14,481,971 km (0.105 R)
• M20: 15,191,365 km (0.093 R)
• M21: 16,083,716 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.9

Radius: 15

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.21 AU - 3.51 AU

Year: 3173 Days

Day: 6.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,269,809 km

• M1: 187,297 km (0.102 R)
• M2: 774,618 km (0.119 R)
• M3: 1,299,557 km (0.078 R)
• M4: 1,931,309 km (0.079 R)
• M5: 2,623,199 km (0.099 R)
• M6: 3,243,731 km (0.079 R)
• M7: 4,132,791 km (0.052 R)
• M8: 6,343,997 km (0.071 R)
• M9: 8,827,022 km (0.116 R)
• M10: 10,819,217 km (0.1 R)
• M11: 11,624,054 km (0.034 R)
• M12: 12,345,265 km (0.053 R)
• M13: 13,267,386 km (0.095 R)
• M14: 14,055,468 km (0.091 R)
• M15: 16,809,266 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.2

Radius: 13

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.64 AU - 5.56 AU

Year: 7556 Days

Day: 12.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 27,269,809 km

• M1: 520,152 km (0.118 R)
• M2: 1,672,055 km (0.116 R)
• M3: 3,768,520 km (0.108 R)
• M4: 4,833,507 km (0.051 R)
• M5: 7,650,286 km (0.118 R)
• M6: 8,985,147 km (0.09 R)
• M7: 18,415,947 km (0.107 R)
• M8: 19,128,631 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.7

Radius: 12.5

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.54 AU - 5.62 AU

Year: 8647 Days

Day: 11.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,269,809 km

• M1: 155,582 km (0.104 R)
• M2: 654,341 km (0.097 R)
• M3: 1,317,957 km (0.098 R)
• M4: 1,739,225 km (0.044 R)
• M5: 2,372,024 km (0.105 R)
• M6: 4,496,613 km (0.101 R)
• M7: 5,364,131 km (0.116 R)
• M8: 6,743,423 km (0.099 R)
• M9: 7,230,065 km (0.077 R)
• M10: 8,383,764 km (0.107 R)
• M11: 11,142,797 km (0.093 R)
• M12: 12,679,317 km (0.058 R)
• M13: 13,473,233 km (0.08 R)
• M14: 14,618,554 km (0.08 R)
• M15: 15,603,058 km (0.067 R)
• M16: 16,341,323 km (0.089 R)
• M17: 16,807,022 km (0.053 R)
• M18: 18,257,672 km (0.09 R)
• M19: 19,724,778 km (0.077 R)
• M20: 24,825,467 km (0.067 R)
• M21: 25,441,661 km (0.112 R)
• M22: 27,107,433 km (0.094 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 18,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit