🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.2

Radius: 9.1

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.73 AU - 0.79 AU

Year: 435 Days

Day: 8.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,878,838 km

• M1: 113,994 km (0.102 R)
• M2: 435,031 km (0.086 R)
• M3: 894,745 km (0.084 R)
• M4: 1,357,152 km (0.071 R)
• M5: 1,709,754 km (0.075 R)
• M6: 2,222,276 km (0.092 R)
• M7: 2,556,628 km (0.076 R)
• M8: 2,914,316 km (0.052 R)
• M9: 3,600,970 km (0.117 R)
• M10: 3,989,027 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.4

Radius: 12.3

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.83 AU - 2.19 AU

Year: 1869 Days

Day: 12.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 75,878,838 km

• M1: 153,936 km (0.085 R)
• M2: 742,005 km (0.119 R)
• M3: 1,484,160 km (0.053 R)
• M4: 2,003,265 km (0.078 R)
• M5: 2,678,849 km (0.107 R)
• M6: 4,772,920 km (0.072 R)
• M7: 5,750,243 km (0.105 R)
• M8: 7,890,988 km (0.112 R)
• M9: 8,719,461 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756

Radius: 14.2

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.95 AU - 2.67 AU

Year: 2303 Days

Day: 6.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,878,838 km

• M1: 179,517 km (0.046 R)
• M2: 833,111 km (0.095 R)
• M3: 1,383,182 km (0.099 R)
• M4: 2,006,407 km (0.09 R)
• M5: 2,622,151 km (0.108 R)
• M6: 3,379,565 km (0.09 R)
• M7: 4,699,019 km (0.116 R)
• M8: 5,525,098 km (0.055 R)
• M9: 6,285,654 km (0.116 R)
• M10: 6,830,788 km (0.063 R)
• M11: 7,526,568 km (0.062 R)
• M12: 11,418,506 km (0.078 R)
• M13: 12,526,877 km (0.119 R)
• M14: 14,438,738 km (0.107 R)
• M15: 15,932,921 km (0.044 R)
• M16: 17,158,726 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.4

Radius: 13.7

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.96 AU - 3.16 AU

Year: 2687 Days

Day: 8.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,878,838 km

• M1: 173,234 km (0.07 R)
• M2: 795,412 km (0.101 R)
• M3: 2,421,242 km (0.038 R)
• M4: 3,561,028 km (0.086 R)
• M5: 5,032,323 km (0.084 R)
• M6: 5,678,137 km (0.112 R)
• M7: 6,514,838 km (0.081 R)
• M8: 6,963,182 km (0.073 R)
• M9: 7,828,756 km (0.077 R)
• M10: 8,565,226 km (0.116 R)
• M11: 10,628,929 km (0.087 R)
• M12: 12,317,440 km (0.113 R)
• M13: 12,831,309 km (0.041 R)
• M14: 13,583,636 km (0.118 R)
• M15: 14,506,206 km (0.11 R)
• M16: 17,048,323 km (0.045 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.7

Radius: 5.2

Gravity: 30.68 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.79 AU - 9.47 AU

Year: 18097 Days

Day: 19.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 75,878,838 km

• M1: 84,523 km (0.078 R)
• M2: 369,357 km (0.098 R)
• M3: 708,346 km (0.046 R)
• M4: 872,006 km (0.102 R)
• M5: 1,086,679 km (0.033 R)
• M6: 1,263,504 km (0.061 R)
• M7: 1,590,375 km (0.065 R)
• M8: 1,801,308 km (0.119 R)
• M9: 2,456,995 km (0.099 R)
• M10: 2,715,501 km (0.086 R)
• M11: 3,343,213 km (0.083 R)
• M12: 3,904,953 km (0.092 R)
• M13: 4,631,400 km (0.106 R)
• M14: 4,880,481 km (0.118 R)
• M15: 5,175,937 km (0.079 R)
• M16: 5,601,692 km (0.092 R)
• M17: 5,843,592 km (0.064 R)
• M18: 7,253,253 km (0.083 R)
• M19: 8,607,263 km (0.065 R)
• M20: 9,038,853 km (0.099 R)
• M21: 12,202,698 km (0.112 R)
• M22: 14,402,535 km (0.106 R)
• M23: 14,780,569 km (0.096 R)
• M24: 15,477,545 km (0.082 R)
• M25: 16,277,296 km (0.087 R)
• M26: 17,020,348 km (0.065 R)
• M27: 17,959,075 km (0.117 R)
• M28: 18,308,685 km (0.119 R)
• M29: 19,293,937 km (0.087 R)
• M30: 20,981,401 km (0.116 R)
• M31: 21,663,417 km (0.083 R)
• M32: 22,259,714 km (0.047 R)
• M33: 34,273,321 km (0.1 R)
• M34: 36,180,993 km (0.103 R)
• M35: 47,951,054 km (0.108 R)
• M36: 49,473,811 km (0.109 R)
• M37: 56,445,969 km (0.059 R)
• M38: 63,034,708 km (0.099 R)
• M39: 64,248,246 km (0.098 R)
• M40: 66,097,575 km (0.116 R)
• M41: 69,902,148 km (0.09 R)
• M42: 70,550,206 km (0.066 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 11,362 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit