🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.3

Radius: 14.2

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.62 AU - 0.62 AU

Year: 343 Days

Day: 8.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 26,118,937 km

• M1: 176,675 km (0.104 R)
• M2: 739,911 km (0.116 R)
• M3: 1,232,088 km (0.095 R)
• M4: 1,839,156 km (0.09 R)
• M5: 2,436,650 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283

Radius: 12.5

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.5 AU - 5.34 AU

Year: 6532 Days

Day: 13.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,118,937 km

• M1: 155,432 km (0.097 R)
• M2: 813,962 km (0.106 R)
• M3: 1,340,846 km (0.112 R)
• M4: 2,206,718 km (0.103 R)
• M5: 3,184,939 km (0.05 R)
• M6: 3,847,956 km (0.093 R)
• M7: 4,649,651 km (0.098 R)
• M8: 5,532,428 km (0.108 R)
• M9: 6,161,039 km (0.098 R)
• M10: 7,160,053 km (0.035 R)
• M11: 7,767,720 km (0.087 R)
• M12: 8,446,445 km (0.119 R)
• M13: 10,851,979 km (0.064 R)
• M14: 12,593,298 km (0.079 R)
• M15: 15,213,954 km (0.064 R)
• M16: 16,915,031 km (0.118 R)
• M17: 22,207,505 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266

Radius: 9.6

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.76 AU - 6 AU

Year: 7578 Days

Day: 5.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,118,937 km

• M1: 121,174 km (0.067 R)
• M2: 956,978 km (0.028 R)
• M3: 1,682,826 km (0.073 R)
• M4: 2,056,672 km (0.069 R)
• M5: 6,403,238 km (0.084 R)
• M6: 7,288,707 km (0.116 R)
• M7: 8,328,562 km (0.113 R)
• M8: 9,464,309 km (0.11 R)
• M9: 11,013,994 km (0.075 R)
• M10: 14,774,136 km (0.079 R)
• M11: 16,911,291 km (0.09 R)
• M12: 20,048,359 km (0.069 R)
• M13: 22,733,491 km (0.1 R)
• M14: 26,538,363 km (0.037 R)
• M15: 27,698,943 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.3

Radius: 9.9

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.14 AU - 6.08 AU

Year: 8120 Days

Day: 8.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 26,118,937 km

• M1: 132,095 km (0.091 R)
• M2: 447,597 km (0.104 R)
• M3: 1,009,786 km (0.066 R)
• M4: 1,456,485 km (0.099 R)
• M5: 2,090,331 km (0.066 R)
• M6: 2,414,061 km (0.106 R)
• M7: 2,771,600 km (0.052 R)
• M8: 3,530,809 km (0.079 R)
• M9: 4,447,395 km (0.104 R)
• M10: 4,935,084 km (0.115 R)
• M11: 6,264,560 km (0.119 R)
• M12: 9,657,141 km (0.095 R)
• M13: 9,996,579 km (0.095 R)
• M14: 13,057,949 km (0.085 R)
• M15: 14,829,338 km (0.08 R)
• M16: 15,339,018 km (0.075 R)
• M17: 18,128,569 km (0.052 R)
• M18: 18,580,804 km (0.06 R)
• M19: 19,914,618 km (0.112 R)
• M20: 21,097,638 km (0.085 R)
• M21: 23,374,518 km (0.036 R)
• M22: 29,021,538 km (0.117 R)
• M23: 29,729,884 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.9

Radius: 12

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.17 AU - 6.31 AU

Year: 8432 Days

Day: 11.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,118,937 km

• M1: 149,299 km (0.09 R)
• M2: 795,861 km (0.051 R)
• M3: 1,874,461 km (0.037 R)
• M4: 3,039,230 km (0.098 R)
• M5: 3,513,755 km (0.105 R)
• M6: 4,059,488 km (0.107 R)
• M7: 4,933,439 km (0.059 R)
• M8: 7,085,554 km (0.111 R)
• M9: 8,867,264 km (0.07 R)
• M10: 10,545,304 km (0.084 R)
• M11: 13,445,707 km (0.117 R)
• M12: 15,762,529 km (0.096 R)
• M13: 16,437,964 km (0.08 R)
• M14: 17,726,450 km (0.116 R)
• M15: 19,081,208 km (0.096 R)
• M16: 19,978,496 km (0.077 R)
• M17: 20,570,006 km (0.099 R)
• M18: 24,892,188 km (0.111 R)
• M19: 25,731,283 km (0.103 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 14,405 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit