🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.8

Radius: 11.2

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.63 AU - 0.81 AU

Year: 388 Days

Day: 5.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,201,361 km

• M1: 139,276 km (0.072 R)
• M2: 495,169 km (0.084 R)
• M3: 852,109 km (0.05 R)
• M4: 1,410,110 km (0.056 R)
• M5: 1,767,200 km (0.083 R)
• M6: 2,271,793 km (0.078 R)
• M7: 3,039,530 km (0.108 R)
• M8: 3,794,251 km (0.051 R)
• M9: 4,640,825 km (0.097 R)
• M10: 5,101,587 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.2

Radius: 14.1

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.94 AU - 1.08 AU

Year: 645 Days

Day: 7.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,201,361 km

• M1: 176,525 km (0.077 R)
• M2: 690,993 km (0.039 R)
• M3: 1,222,963 km (0.055 R)
• M4: 1,684,921 km (0.076 R)
• M5: 2,134,462 km (0.062 R)
• M6: 2,645,339 km (0.086 R)
• M7: 3,296,090 km (0.057 R)
• M8: 4,161,514 km (0.071 R)
• M9: 4,783,691 km (0.04 R)
• M10: 6,089,531 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124

Radius: 11.9

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.66 AU - 3.2 AU

Year: 3189 Days

Day: 13 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,201,361 km

• M1: 148,251 km (0.079 R)
• M2: 609,911 km (0.065 R)
• M3: 1,061,546 km (0.025 R)
• M4: 2,274,785 km (0.115 R)
• M5: 2,664,936 km (0.044 R)
• M6: 3,426,988 km (0.116 R)
• M7: 4,256,957 km (0.066 R)
• M8: 4,681,815 km (0.113 R)
• M9: 5,638,793 km (0.117 R)
• M10: 6,338,462 km (0.103 R)
• M11: 7,561,574 km (0.089 R)
• M12: 8,701,061 km (0.111 R)
• M13: 9,085,228 km (0.116 R)
• M14: 9,480,765 km (0.117 R)
• M15: 10,770,897 km (0.104 R)
• M16: 12,138,072 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.7

Radius: 5.9

Gravity: 14.53 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 5.34 AU - 7.18 AU

Year: 9959 Days

Day: 18.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,201,361 km

• M1: 73,602 km (0.114 R)
• M2: 274,213 km (0.079 R)
• M3: 484,248 km (0.089 R)
• M4: 1,595,312 km (0.116 R)
• M5: 2,035,728 km (0.097 R)
• M6: 2,222,725 km (0.107 R)
• M7: 2,651,473 km (0.106 R)
• M8: 4,813,162 km (0.039 R)
• M9: 5,562,049 km (0.119 R)
• M10: 8,444,650 km (0.063 R)
• M11: 9,389,062 km (0.098 R)
• M12: 11,592,489 km (0.036 R)
• M13: 13,455,431 km (0.074 R)
• M14: 15,837,777 km (0.104 R)
• M15: 16,508,574 km (0.091 R)
• M16: 17,549,925 km (0.059 R)
• M17: 18,930,863 km (0.053 R)
• M18: 21,015,808 km (0.084 R)
• M19: 21,580,390 km (0.112 R)
• M20: 21,989,690 km (0.107 R)
• M21: 28,571,398 km (0.072 R)
• M22: 34,651,953 km (0.111 R)
• M23: 37,755,211 km (0.061 R)
• M24: 41,415,273 km (0.064 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 12,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit