🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.9

Radius: 12

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.68 AU - 0.82 AU

Year: 457 Days

Day: 6.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,875,423 km

• M1: 149,299 km (0.065 R)
• M2: 538,702 km (0.105 R)
• M3: 1,006,794 km (0.112 R)
• M4: 1,535,173 km (0.095 R)
• M5: 1,978,731 km (0.093 R)
• M6: 2,751,554 km (0.036 R)
• M7: 3,219,795 km (0.085 R)
• M8: 3,679,060 km (0.058 R)
• M9: 4,471,630 km (0.093 R)
• M10: 5,030,228 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.4

Radius: 12.4

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.94 AU - 1.42 AU

Year: 901 Days

Day: 12.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,875,423 km

• M1: 154,235 km (0.071 R)
• M2: 539,899 km (0.117 R)
• M3: 1,263,653 km (0.044 R)
• M4: 1,942,977 km (0.101 R)
• M5: 2,645,190 km (0.116 R)
• M6: 3,437,909 km (0.09 R)
• M7: 3,969,879 km (0.094 R)
• M8: 4,880,032 km (0.113 R)
• M9: 5,594,512 km (0.108 R)
• M10: 6,073,075 km (0.063 R)
• M11: 7,088,994 km (0.098 R)
• M12: 7,852,392 km (0.075 R)
• M13: 8,724,548 km (0.11 R)
• M14: 9,284,044 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.5

Radius: 8.1

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.05 AU - 2.49 AU

Year: 2404 Days

Day: 14.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,875,423 km

• M1: 100,829 km (0.052 R)
• M2: 439,369 km (0.045 R)
• M3: 695,929 km (0.034 R)
• M4: 1,323,044 km (0.068 R)
• M5: 1,757,326 km (0.117 R)
• M6: 2,240,677 km (0.094 R)
• M7: 3,457,805 km (0.099 R)
• M8: 3,832,697 km (0.083 R)
• M9: 4,335,047 km (0.096 R)
• M10: 5,010,033 km (0.111 R)
• M11: 7,311,147 km (0.118 R)
• M12: 7,955,764 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.1

Radius: 14.1

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.32 AU - 4.34 AU

Year: 5269 Days

Day: 13.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 65.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,875,423 km

• M1: 180,116 km (0.115 R)
• M2: 1,044,941 km (0.087 R)
• M3: 1,777,223 km (0.087 R)
• M4: 2,254,889 km (0.093 R)
• M5: 2,708,469 km (0.068 R)
• M6: 4,027,025 km (0.091 R)
• M7: 6,198,438 km (0.099 R)
• M8: 9,026,736 km (0.071 R)
• M9: 13,835,409 km (0.115 R)
• M10: 18,160,284 km (0.105 R)
• M11: 18,920,092 km (0.031 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.1

Radius: 3.6

Gravity: 50.63 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.77 AU - 8.85 AU

Year: 16839 Days

Day: 23.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,875,423 km

• M1: 44,879 km (0.103 R)
• M2: 212,878 km (0.109 R)
• M3: 517,758 km (0.083 R)
• M4: 637,586 km (0.109 R)
• M5: 923,168 km (0.05 R)
• M6: 1,205,908 km (0.043 R)
• M7: 1,575,565 km (0.104 R)
• M8: 1,922,333 km (0.103 R)
• M9: 2,381,598 km (0.115 R)
• M10: 3,569,106 km (0.103 R)
• M11: 4,386,359 km (0.075 R)
• M12: 5,175,039 km (0.098 R)
• M13: 6,216,240 km (0.081 R)
• M14: 8,448,839 km (0.039 R)
• M15: 11,408,034 km (0.06 R)
• M16: 21,337,743 km (0.083 R)
• M17: 21,619,585 km (0.119 R)
• M18: 22,577,011 km (0.078 R)
• M19: 24,885,456 km (0.076 R)
• M20: 25,829,868 km (0.076 R)
• M21: 29,730,632 km (0.085 R)
• M22: 34,262,101 km (0.047 R)
• M23: 36,893,079 km (0.077 R)
• M24: 39,939,191 km (0.11 R)
• M25: 42,256,911 km (0.09 R)
• M26: 47,317,358 km (0.091 R)
• M27: 49,089,793 km (0.077 R)
• M28: 49,580,773 km (0.07 R)
• M29: 50,240,500 km (0.099 R)
• M30: 50,406,404 km (0.096 R)
• M31: 58,619,626 km (0.101 R)
• M32: 66,875,484 km (0.036 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: 407 - 18,517 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit