🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.7

Radius: 14.5

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1 AU - 1.18 AU

Year: 759 Days

Day: 10.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 155.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,696,182 km

• M1: 182,509 km (0.065 R)
• M2: 1,124,228 km (0.055 R)
• M3: 1,925,474 km (0.108 R)
• M4: 2,435,005 km (0.104 R)
• M5: 2,984,926 km (0.045 R)
• M6: 4,046,622 km (0.067 R)
• M7: 4,713,679 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.9

Radius: 10.8

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.48 AU - 2.14 AU

Year: 1624 Days

Day: 11.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,696,182 km

• M1: 134,339 km (0.118 R)
• M2: 528,978 km (0.058 R)
• M3: 1,069,625 km (0.096 R)
• M4: 2,096,016 km (0.082 R)
• M5: 2,448,468 km (0.06 R)
• M6: 2,985,973 km (0.032 R)
• M7: 3,617,576 km (0.087 R)
• M8: 4,490,778 km (0.112 R)
• M9: 5,255,523 km (0.077 R)
• M10: 5,750,093 km (0.084 R)
• M11: 6,153,409 km (0.094 R)
• M12: 6,651,869 km (0.117 R)
• M13: 7,177,257 km (0.046 R)
• M14: 7,701,897 km (0.111 R)
• M15: 8,192,727 km (0.115 R)
• M16: 9,462,963 km (0.09 R)
• M17: 11,111,681 km (0.097 R)
• M18: 11,701,695 km (0.09 R)
• M19: 12,273,608 km (0.036 R)
• M20: 12,744,392 km (0.099 R)
• M21: 14,059,208 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.9

Radius: 15

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.72 AU - 3.26 AU

Year: 3448 Days

Day: 11.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 133.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 37,696,182 km

• M1: 186,848 km (0.085 R)
• M2: 703,708 km (0.108 R)
• M3: 2,251,598 km (0.09 R)
• M4: 2,906,537 km (0.051 R)
• M5: 4,430,341 km (0.095 R)
• M6: 5,443,268 km (0.086 R)
• M7: 6,084,594 km (0.051 R)
• M8: 7,037,832 km (0.082 R)
• M9: 9,420,178 km (0.055 R)
• M10: 10,501,771 km (0.084 R)
• M11: 11,294,938 km (0.059 R)
• M12: 13,683,418 km (0.085 R)
• M13: 14,727,312 km (0.112 R)
• M14: 17,134,791 km (0.077 R)
• M15: 19,206,871 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.4

Radius: 14.9

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.6 AU - 6.28 AU

Year: 8461 Days

Day: 5.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,696,182 km

• M1: 185,501 km (0.096 R)
• M2: 785,538 km (0.102 R)
• M3: 1,496,876 km (0.046 R)
• M4: 1,964,669 km (0.089 R)
• M5: 2,866,295 km (0.059 R)
• M6: 3,337,229 km (0.112 R)
• M7: 4,030,316 km (0.117 R)
• M8: 4,790,273 km (0.083 R)
• M9: 5,429,206 km (0.072 R)
• M10: 6,190,958 km (0.104 R)
• M11: 6,702,433 km (0.087 R)
• M12: 7,504,128 km (0.059 R)
• M13: 10,204,071 km (0.11 R)
• M14: 11,824,515 km (0.106 R)
• M15: 18,961,979 km (0.108 R)
• M16: 20,716,612 km (0.06 R)
• M17: 21,478,813 km (0.089 R)
• M18: 21,945,110 km (0.073 R)
• M19: 22,657,196 km (0.071 R)
• M20: 25,142,765 km (0.052 R)
• M21: 30,260,208 km (0.109 R)
• M22: 35,924,283 km (0.099 R)
• M23: 36,803,171 km (0.1 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 11,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit