🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.7

Radius: 13.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.69 AU - 0.71 AU

Year: 372 Days

Day: 14.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 81,976,827 km

• M1: 169,494 km (0.113 R)
• M2: 838,646 km (0.086 R)
• M3: 2,195,050 km (0.105 R)
• M4: 2,851,485 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.4

Radius: 10.4

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.05 AU - 1.49 AU

Year: 910 Days

Day: 11.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,976,827 km

• M1: 129,402 km (0.057 R)
• M2: 522,845 km (0.069 R)
• M3: 851,212 km (0.112 R)
• M4: 1,397,394 km (0.11 R)
• M5: 1,989,203 km (0.096 R)
• M6: 3,065,560 km (0.1 R)
• M7: 3,658,566 km (0.04 R)
• M8: 4,053,055 km (0.116 R)
• M9: 4,646,510 km (0.038 R)
• M10: 5,296,961 km (0.12 R)
• M11: 6,110,475 km (0.115 R)
• M12: 7,096,923 km (0.054 R)
• M13: 7,472,114 km (0.071 R)
• M14: 8,085,167 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.1

Radius: 14.2

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5 AU - 6.08 AU

Year: 8291 Days

Day: 11.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,976,827 km

• M1: 210,484 km (0.098 R)
• M2: 1,604,288 km (0.077 R)
• M3: 2,106,338 km (0.058 R)
• M4: 2,637,560 km (0.053 R)
• M5: 3,102,959 km (0.098 R)
• M6: 5,446,559 km (0.114 R)
• M7: 5,992,143 km (0.087 R)
• M8: 6,776,634 km (0.108 R)
• M9: 7,502,632 km (0.115 R)
• M10: 12,862,874 km (0.104 R)
• M11: 15,307,602 km (0.082 R)
• M12: 21,289,572 km (0.052 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.5

Radius: 6.9

Gravity: 14.25 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 8.11 AU - 13.43 AU

Year: 22473 Days

Day: 24.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,976,827 km

• M1: 89,609 km (0.079 R)
• M2: 315,352 km (0.077 R)
• M3: 801,695 km (0.12 R)
• M4: 1,492,239 km (0.082 R)
• M5: 1,733,690 km (0.086 R)
• M6: 2,001,470 km (0.077 R)
• M7: 2,669,873 km (0.102 R)
• M8: 6,372,271 km (0.05 R)
• M9: 6,780,075 km (0.034 R)
• M10: 7,253,552 km (0.056 R)
• M11: 11,533,996 km (0.076 R)
• M12: 14,467,161 km (0.044 R)
• M13: 14,777,577 km (0.107 R)
• M14: 19,602,707 km (0.047 R)
• M15: 20,758,051 km (0.092 R)
• M16: 22,679,037 km (0.084 R)
• M17: 25,495,666 km (0.072 R)
• M18: 26,291,975 km (0.098 R)
• M19: 30,270,980 km (0.034 R)
• M20: 34,083,780 km (0.08 R)
• M21: 42,964,508 km (0.098 R)
• M22: 44,416,954 km (0.118 R)
• M23: 47,419,533 km (0.063 R)
• M24: 48,796,432 km (0.086 R)
• M25: 50,377,083 km (0.108 R)
• M26: 69,414,010 km (0.114 R)
• M27: 70,741,542 km (0.066 R)
• M28: 76,925,319 km (0.099 R)
• M29: 79,785,631 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 17,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit