🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.8

Radius: 12.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.38 AU - 1.48 AU

Year: 1104 Days

Day: 11.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,008,136 km

• M1: 160,668 km (0.11 R)
• M2: 581,038 km (0.082 R)
• M3: 1,204,113 km (0.107 R)
• M4: 2,180,389 km (0.06 R)
• M5: 2,903,994 km (0.096 R)
• M6: 3,351,441 km (0.07 R)
• M7: 3,971,973 km (0.066 R)
• M8: 4,421,515 km (0.112 R)
• M9: 4,868,064 km (0.094 R)
• M10: 5,979,427 km (0.079 R)
• M11: 6,437,496 km (0.084 R)
• M12: 6,872,077 km (0.106 R)
• M13: 9,639,339 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.3

Radius: 8.9

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.25 AU - 1.83 AU

Year: 1234 Days

Day: 14.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,008,136 km

• M1: 110,702 km (0.118 R)
• M2: 494,271 km (0.081 R)
• M3: 1,065,137 km (0.093 R)
• M4: 2,202,081 km (0.048 R)
• M5: 2,590,287 km (0.093 R)
• M6: 3,369,094 km (0.097 R)
• M7: 4,208,487 km (0.061 R)
• M8: 8,312,705 km (0.051 R)
• M9: 9,467,750 km (0.094 R)
• M10: 10,957,595 km (0.068 R)
• M11: 11,706,183 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401

Radius: 14.2

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.19 AU - 3.09 AU

Year: 2770 Days

Day: 14 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,008,136 km

• M1: 176,675 km (0.051 R)
• M2: 631,901 km (0.048 R)
• M3: 1,399,189 km (0.095 R)
• M4: 2,209,261 km (0.089 R)
• M5: 2,700,990 km (0.042 R)
• M6: 3,415,469 km (0.084 R)
• M7: 4,555,255 km (0.102 R)
• M8: 5,836,711 km (0.111 R)
• M9: 10,277,374 km (0.118 R)
• M10: 10,938,297 km (0.116 R)
• M11: 11,627,495 km (0.108 R)
• M12: 12,591,354 km (0.085 R)
• M13: 13,782,302 km (0.109 R)
• M14: 17,037,253 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.3

Radius: 5.4

Gravity: 17.71 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.21 AU - 10.03 AU

Year: 14940 Days

Day: 16.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,008,136 km

• M1: 67,169 km (0.088 R)
• M2: 404,812 km (0.113 R)
• M3: 594,502 km (0.074 R)
• M4: 904,469 km (0.098 R)
• M5: 1,138,889 km (0.11 R)
• M6: 1,763,460 km (0.099 R)
• M7: 1,950,607 km (0.078 R)
• M8: 2,246,511 km (0.085 R)
• M9: 4,020,443 km (0.11 R)
• M10: 4,851,758 km (0.101 R)
• M11: 6,443,479 km (0.049 R)
• M12: 6,890,029 km (0.056 R)
• M13: 7,313,690 km (0.061 R)
• M14: 8,401,267 km (0.087 R)
• M15: 8,884,767 km (0.102 R)
• M16: 9,801,503 km (0.102 R)
• M17: 11,234,650 km (0.084 R)
• M18: 11,525,319 km (0.052 R)
• M19: 12,305,023 km (0.047 R)
• M20: 15,275,588 km (0.114 R)
• M21: 18,209,202 km (0.107 R)
• M22: 21,856,099 km (0.114 R)
• M23: 25,161,614 km (0.081 R)
• M24: 33,098,230 km (0.074 R)
• M25: 39,268,992 km (0.046 R)
• M26: 42,553,264 km (0.115 R)
• M27: 45,868,054 km (0.051 R)
• M28: 47,512,583 km (0.092 R)
• M29: 50,602,527 km (0.088 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: 497 - 19,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit