🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126

Radius: 10.7

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.01 AU - 1.68 AU

Year: 986 Days

Day: 10.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,250,622 km

• M1: 163,510 km (0.118 R)
• M2: 679,324 km (0.07 R)
• M3: 1,324,839 km (0.09 R)
• M4: 1,843,195 km (0.08 R)
• M5: 3,110,289 km (0.089 R)
• M6: 3,787,668 km (0.093 R)
• M7: 4,264,437 km (0.118 R)
• M8: 4,604,174 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440

Radius: 13.7

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.24 AU - 1.92 AU

Year: 1263 Days

Day: 10.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 143.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,250,622 km

• M1: 170,691 km (0.098 R)
• M2: 745,596 km (0.119 R)
• M3: 1,360,293 km (0.12 R)
• M4: 1,987,857 km (0.058 R)
• M5: 4,008,026 km (0.074 R)
• M6: 4,524,737 km (0.045 R)
• M7: 4,973,531 km (0.036 R)
• M8: 5,452,244 km (0.071 R)
• M9: 6,067,390 km (0.099 R)
• M10: 7,659,710 km (0.058 R)
• M11: 9,286,138 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.5

Radius: 8.5

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.78 AU - 2.3 AU

Year: 1853 Days

Day: 14.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,250,622 km

• M1: 105,766 km (0.102 R)
• M2: 538,403 km (0.09 R)
• M3: 997,219 km (0.064 R)
• M4: 1,792,781 km (0.106 R)
• M5: 2,868,090 km (0.111 R)
• M6: 3,375,377 km (0.087 R)
• M7: 4,786,384 km (0.118 R)
• M8: 9,604,482 km (0.045 R)
• M9: 10,023,506 km (0.097 R)

Asteroid Belt

Center: 4.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.2

Radius: 4.7

Gravity: 26.45 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.93 AU - 8.33 AU

Year: 13400 Days

Day: 15.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,250,622 km

• M1: 60,886 km (0.091 R)
• M2: 216,468 km (0.115 R)
• M3: 364,570 km (0.089 R)
• M4: 562,338 km (0.087 R)
• M5: 1,085,482 km (0.09 R)
• M6: 2,786,709 km (0.077 R)
• M7: 3,159,208 km (0.11 R)
• M8: 3,697,760 km (0.09 R)
• M9: 4,147,601 km (0.085 R)
• M10: 5,155,143 km (0.071 R)
• M11: 7,466,280 km (0.043 R)
• M12: 8,044,925 km (0.055 R)
• M13: 9,341,639 km (0.072 R)
• M14: 10,771,495 km (0.092 R)
• M15: 12,220,052 km (0.091 R)
• M16: 12,585,968 km (0.115 R)
• M17: 13,085,475 km (0.108 R)
• M18: 15,426,383 km (0.092 R)
• M19: 18,427,167 km (0.068 R)
• M20: 31,389,074 km (0.097 R)
• M21: 31,616,612 km (0.059 R)
• M22: 33,005,329 km (0.056 R)
• M23: 43,457,733 km (0.093 R)
• M24: 46,783,593 km (0.087 R)
• M25: 47,378,842 km (0.074 R)
• M26: 47,979,029 km (0.119 R)
• M27: 48,736,443 km (0.082 R)
• M28: 52,964,827 km (0.079 R)
• M29: 53,287,510 km (0.046 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 19,563 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit