🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.4

Radius: 13

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.85 AU - 1.11 AU

Year: 617 Days

Day: 11.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,935,130 km

• M1: 162,912 km (0.082 R)
• M2: 569,220 km (0.12 R)
• M3: 998,865 km (0.096 R)
• M4: 1,477,728 km (0.067 R)
• M5: 2,087,489 km (0.056 R)
• M6: 2,696,352 km (0.107 R)
• M7: 3,116,872 km (0.119 R)
• M8: 4,569,018 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.7

Radius: 14.7

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.19 AU - 2.77 AU

Year: 2483 Days

Day: 11.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,935,130 km

• M1: 182,958 km (0.077 R)
• M2: 651,648 km (0.102 R)
• M3: 1,359,845 km (0.035 R)
• M4: 1,851,872 km (0.112 R)
• M5: 2,519,378 km (0.092 R)
• M6: 3,114,777 km (0.03 R)
• M7: 3,748,324 km (0.113 R)
• M8: 4,244,391 km (0.076 R)
• M9: 5,440,725 km (0.041 R)
• M10: 6,028,944 km (0.088 R)
• M11: 6,659,499 km (0.11 R)
• M12: 8,335,294 km (0.083 R)
• M13: 8,852,753 km (0.104 R)
• M14: 9,634,252 km (0.109 R)
• M15: 10,722,427 km (0.08 R)
• M16: 11,453,063 km (0.085 R)
• M17: 12,053,100 km (0.117 R)
• M18: 14,115,756 km (0.111 R)
• M19: 17,795,564 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.3

Radius: 9.7

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.02 AU - 3.02 AU

Year: 2544 Days

Day: 8.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,935,130 km

• M1: 122,371 km (0.078 R)
• M2: 927,806 km (0.12 R)
• M3: 1,635,254 km (0.081 R)
• M4: 2,273,140 km (0.09 R)
• M5: 2,632,474 km (0.058 R)
• M6: 3,016,791 km (0.105 R)
• M7: 3,495,504 km (0.081 R)
• M8: 4,728,489 km (0.081 R)
• M9: 7,031,848 km (0.07 R)
• M10: 7,409,583 km (0.114 R)
• M11: 7,925,845 km (0.084 R)
• M12: 8,309,264 km (0.051 R)
• M13: 8,651,544 km (0.051 R)
• M14: 8,975,872 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.1

Radius: 6.7

Gravity: 11.81 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.41 AU - 10.83 AU

Year: 17512 Days

Day: 21.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,935,130 km

• M1: 83,476 km (0.117 R)
• M2: 437,424 km (0.1 R)
• M3: 820,395 km (0.093 R)
• M4: 1,092,962 km (0.107 R)
• M5: 1,948,961 km (0.092 R)
• M6: 2,255,038 km (0.039 R)
• M7: 3,698,807 km (0.111 R)
• M8: 3,988,728 km (0.064 R)
• M9: 4,231,376 km (0.068 R)
• M10: 5,124,625 km (0.055 R)
• M11: 6,926,381 km (0.03 R)
• M12: 13,944,317 km (0.067 R)
• M13: 17,217,069 km (0.038 R)
• M14: 19,287,653 km (0.102 R)
• M15: 21,611,208 km (0.11 R)
• M16: 32,775,397 km (0.099 R)
• M17: 34,776,419 km (0.099 R)
• M18: 38,608,368 km (0.115 R)
• M19: 40,696,605 km (0.097 R)
• M20: 42,712,586 km (0.04 R)
• M21: 46,942,316 km (0.063 R)
• M22: 52,108,529 km (0.053 R)
• M23: 57,820,175 km (0.09 R)
• M24: 59,996,376 km (0.11 R)
• M25: 63,362,178 km (0.072 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 11,196 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit