🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.2

Radius: 10

Gravity: 9.36 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.76 AU - 1.1 AU

Year: 619 Days

Day: 12.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,791,693 km

• M1: 125,213 km (0.077 R)
• M2: 503,696 km (0.097 R)
• M3: 886,667 km (0.09 R)
• M4: 1,415,495 km (0.117 R)
• M5: 2,059,813 km (0.058 R)
• M6: 2,492,600 km (0.108 R)
• M7: 2,973,258 km (0.12 R)
• M8: 3,406,942 km (0.073 R)
• M9: 3,809,959 km (0.097 R)
• M10: 4,136,680 km (0.106 R)
• M11: 5,071,817 km (0.063 R)
• M12: 5,617,699 km (0.093 R)
• M13: 6,784,114 km (0.07 R)
• M14: 7,631,436 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.4

Radius: 8.7

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.12 AU - 1.2 AU

Year: 862 Days

Day: 9.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,791,693 km

• M1: 108,159 km (0.037 R)
• M2: 478,863 km (0.102 R)
• M3: 843,882 km (0.079 R)
• M4: 1,213,987 km (0.103 R)
• M5: 1,640,041 km (0.096 R)
• M6: 2,142,989 km (0.084 R)
• M7: 2,626,041 km (0.105 R)
• M8: 3,034,593 km (0.103 R)
• M9: 3,316,286 km (0.051 R)
• M10: 4,122,469 km (0.083 R)
• M11: 7,044,863 km (0.051 R)
• M12: 7,836,236 km (0.1 R)
• M13: 8,448,091 km (0.085 R)
• M14: 8,819,393 km (0.09 R)

Asteroid Belt

Center: 1.51 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.3

Radius: 14.6

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.84 AU - 1.88 AU

Year: 1751 Days

Day: 11.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,791,693 km

• M1: 185,053 km (0.081 R)
• M2: 690,245 km (0.105 R)
• M3: 1,165,816 km (0.073 R)
• M4: 1,737,729 km (0.099 R)
• M5: 3,323,915 km (0.089 R)
• M6: 4,008,625 km (0.101 R)
• M7: 5,299,654 km (0.089 R)
• M8: 7,367,695 km (0.062 R)
• M9: 8,974,825 km (0.086 R)
• M10: 9,861,192 km (0.073 R)
• M11: 10,949,966 km (0.096 R)
• M12: 13,159,676 km (0.036 R)
• M13: 13,618,193 km (0.094 R)
• M14: 15,193,908 km (0.036 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.7

Radius: 9.8

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.76 AU - 2.48 AU

Year: 2131 Days

Day: 7.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,791,693 km

• M1: 121,922 km (0.119 R)
• M2: 622,028 km (0.095 R)
• M3: 1,324,091 km (0.098 R)
• M4: 1,927,269 km (0.092 R)
• M5: 4,049,764 km (0.103 R)
• M6: 4,407,752 km (0.119 R)
• M7: 4,725,647 km (0.088 R)
• M8: 5,363,233 km (0.105 R)
• M9: 8,500,301 km (0.079 R)
• M10: 9,026,436 km (0.119 R)
• M11: 9,839,351 km (0.025 R)
• M12: 11,498,840 km (0.085 R)
• M13: 12,810,365 km (0.056 R)
• M14: 14,005,652 km (0.049 R)
• M15: 14,564,998 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.2

Radius: 10.6

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.73 AU - 2.59 AU

Year: 2191 Days

Day: 6.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,791,693 km

• M1: 131,796 km (0.102 R)
• M2: 573,708 km (0.036 R)
• M3: 1,454,241 km (0.044 R)
• M4: 2,382,346 km (0.079 R)
• M5: 3,030,703 km (0.086 R)
• M6: 3,941,306 km (0.09 R)
• M7: 4,553,161 km (0.045 R)
• M8: 6,219,531 km (0.059 R)
• M9: 7,332,988 km (0.1 R)
• M10: 7,712,369 km (0.078 R)
• M11: 8,864,721 km (0.092 R)
• M12: 12,591,802 km (0.111 R)
• M13: 13,918,137 km (0.07 R)
• M14: 16,201,300 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.6

Radius: 11.1

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.96 AU - 4.78 AU

Year: 6306 Days

Day: 7.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,791,693 km

• M1: 138,079 km (0.109 R)
• M2: 521,199 km (0.092 R)
• M3: 962,662 km (0.037 R)
• M4: 1,401,283 km (0.072 R)
• M5: 1,838,259 km (0.079 R)
• M6: 2,245,913 km (0.092 R)
• M7: 3,225,330 km (0.074 R)
• M8: 3,799,936 km (0.111 R)
• M9: 4,150,743 km (0.032 R)
• M10: 5,094,705 km (0.047 R)
• M11: 5,745,905 km (0.091 R)
• M12: 6,142,339 km (0.1 R)
• M13: 6,953,758 km (0.113 R)
• M14: 12,171,582 km (0.102 R)
• M15: 13,449,896 km (0.103 R)
• M16: 15,947,432 km (0.092 R)
• M17: 19,540,773 km (0.111 R)
• M18: 20,062,421 km (0.068 R)
• M19: 22,162,177 km (0.055 R)
• M20: 22,566,540 km (0.111 R)
• M21: 25,802,491 km (0.101 R)
• M22: 26,430,653 km (0.099 R)
• M23: 28,853,241 km (0.12 R)
• M24: 29,725,396 km (0.097 R)
• M25: 31,015,827 km (0.119 R)
• M26: 35,330,828 km (0.108 R)
• M27: 39,082,145 km (0.117 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: 197 - 11,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit