🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.8

Radius: 12.4

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.5 AU - 0.82 AU

Year: 370 Days

Day: 5.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 21,311,996 km

• M1: 154,235 km (0.102 R)
• M2: 649,105 km (0.118 R)
• M3: 1,189,303 km (0.102 R)
• M4: 1,613,563 km (0.093 R)
• M5: 2,078,064 km (0.038 R)
• M6: 4,088,809 km (0.077 R)
• M7: 4,538,949 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.4

Radius: 11.1

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.64 AU - 0.86 AU

Year: 448 Days

Day: 8.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,311,996 km

• M1: 138,228 km (0.042 R)
• M2: 780,452 km (0.072 R)
• M3: 1,202,617 km (0.063 R)
• M4: 1,589,477 km (0.115 R)
• M5: 2,148,973 km (0.081 R)
• M6: 2,771,301 km (0.063 R)
• M7: 3,878,774 km (0.102 R)
• M8: 4,244,092 km (0.102 R)
• M9: 4,979,814 km (0.078 R)
• M10: 5,870,520 km (0.08 R)
• M11: 6,764,217 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.1

Radius: 11.9

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.82 AU - 0.88 AU

Year: 541 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,311,996 km

• M1: 147,952 km (0.117 R)
• M2: 561,291 km (0.11 R)
• M3: 936,782 km (0.06 R)
• M4: 1,461,870 km (0.103 R)
• M5: 1,948,363 km (0.098 R)
• M6: 2,733,003 km (0.104 R)
• M7: 3,144,697 km (0.113 R)
• M8: 3,558,485 km (0.11 R)
• M9: 4,496,912 km (0.107 R)
• M10: 5,141,828 km (0.11 R)
• M11: 6,477,438 km (0.074 R)
• M12: 7,131,031 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.4

Radius: 10.6

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.4 AU - 1.44 AU

Year: 1168 Days

Day: 5.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,311,996 km

• M1: 131,945 km (0.103 R)
• M2: 471,084 km (0.101 R)
• M3: 984,803 km (0.086 R)
• M4: 1,381,985 km (0.102 R)
• M5: 1,740,272 km (0.114 R)
• M6: 2,649,528 km (0.048 R)
• M7: 3,066,906 km (0.111 R)
• M8: 3,512,408 km (0.101 R)
• M9: 3,983,941 km (0.077 R)
• M10: 4,779,802 km (0.042 R)
• M11: 5,339,447 km (0.094 R)
• M12: 5,919,887 km (0.113 R)
• M13: 6,260,222 km (0.108 R)
• M14: 7,005,519 km (0.059 R)
• M15: 8,274,857 km (0.042 R)
• M16: 8,817,598 km (0.086 R)
• M17: 9,598,499 km (0.089 R)
• M18: 10,230,101 km (0.09 R)
• M19: 11,823,617 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.6

Radius: 10.1

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.82 AU - 2.6 AU

Year: 2268 Days

Day: 14.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 21,311,996 km

• M1: 126,560 km (0.034 R)
• M2: 446,250 km (0.08 R)
• M3: 862,133 km (0.093 R)
• M4: 1,220,120 km (0.058 R)
• M5: 1,955,693 km (0.074 R)
• M6: 2,533,141 km (0.1 R)
• M7: 3,090,243 km (0.098 R)
• M8: 3,838,532 km (0.063 R)
• M9: 4,225,691 km (0.092 R)
• M10: 5,033,520 km (0.051 R)
• M11: 5,546,491 km (0.044 R)
• M12: 5,890,865 km (0.102 R)
• M13: 7,010,755 km (0.104 R)
• M14: 8,267,078 km (0.116 R)
• M15: 9,987,154 km (0.099 R)
• M16: 10,760,575 km (0.096 R)
• M17: 11,454,709 km (0.116 R)
• M18: 11,772,754 km (0.107 R)
• M19: 12,509,823 km (0.061 R)
• M20: 12,889,801 km (0.062 R)
• M21: 13,277,409 km (0.063 R)
• M22: 13,806,387 km (0.117 R)
• M23: 15,526,165 km (0.093 R)
• M24: 16,212,669 km (0.034 R)
• M25: 16,563,476 km (0.114 R)
• M26: 17,646,415 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.4

Radius: 9.6

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.11 AU - 2.61 AU

Year: 2503 Days

Day: 12.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,311,996 km

• M1: 119,828 km (0.113 R)
• M2: 427,252 km (0.112 R)
• M3: 1,067,530 km (0.063 R)
• M4: 1,435,392 km (0.095 R)
• M5: 2,050,538 km (0.091 R)
• M6: 2,705,328 km (0.088 R)
• M7: 3,274,548 km (0.068 R)
• M8: 4,148,349 km (0.104 R)
• M9: 4,583,529 km (0.098 R)
• M10: 5,832,671 km (0.112 R)
• M11: 6,212,201 km (0.082 R)
• M12: 6,931,169 km (0.12 R)
• M13: 7,513,852 km (0.076 R)
• M14: 9,240,062 km (0.063 R)
• M15: 15,160,398 km (0.092 R)
• M16: 17,056,102 km (0.086 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 12,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit