🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.7

Radius: 9.6

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.61 AU - 0.69 AU

Year: 362 Days

Day: 5.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,041,635 km

• M1: 119,828 km (0.094 R)
• M2: 531,970 km (0.109 R)
• M3: 854,353 km (0.066 R)
• M4: 1,348,176 km (0.039 R)
• M5: 1,658,891 km (0.067 R)
• M6: 2,280,769 km (0.083 R)
• M7: 2,841,312 km (0.081 R)
• M8: 3,173,868 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.1

Radius: 14.7

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.76 AU - 1.06 AU

Year: 599 Days

Day: 6.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 41,041,635 km

• M1: 182,809 km (0.059 R)
• M2: 721,062 km (0.083 R)
• M3: 1,205,609 km (0.047 R)
• M4: 1,823,748 km (0.089 R)
• M5: 2,620,805 km (0.054 R)
• M6: 3,239,392 km (0.056 R)
• M7: 4,104,517 km (0.09 R)
• M8: 4,728,041 km (0.086 R)
• M9: 5,381,035 km (0.088 R)
• M10: 6,369,728 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699

Radius: 8.5

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.86 AU - 1.16 AU

Year: 701 Days

Day: 5.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,041,635 km

• M1: 105,766 km (0.11 R)
• M2: 375,939 km (0.103 R)
• M3: 655,538 km (0.109 R)
• M4: 924,964 km (0.068 R)
• M5: 1,345,483 km (0.094 R)
• M6: 1,889,571 km (0.081 R)
• M7: 2,178,594 km (0.093 R)
• M8: 3,372,983 km (0.081 R)
• M9: 3,645,551 km (0.109 R)
• M10: 4,392,193 km (0.118 R)
• M11: 4,938,375 km (0.109 R)
• M12: 5,291,127 km (0.037 R)
• M13: 5,736,330 km (0.117 R)
• M14: 6,186,321 km (0.101 R)
• M15: 6,659,648 km (0.108 R)
• M16: 7,134,921 km (0.09 R)
• M17: 7,448,927 km (0.034 R)
• M18: 7,748,721 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956

Radius: 12.8

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.2 AU - 1.48 AU

Year: 1071 Days

Day: 11.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,041,635 km

• M1: 159,471 km (0.116 R)
• M2: 623,524 km (0.074 R)
• M3: 1,042,248 km (0.1 R)
• M4: 1,676,095 km (0.067 R)
• M5: 2,109,928 km (0.086 R)
• M6: 2,521,023 km (0.11 R)
• M7: 3,695,965 km (0.07 R)
• M8: 4,264,886 km (0.116 R)
• M9: 5,793,626 km (0.094 R)
• M10: 6,376,908 km (0.106 R)
• M11: 8,590,059 km (0.067 R)
• M12: 9,200,419 km (0.114 R)
• M13: 10,153,955 km (0.117 R)
• M14: 10,869,931 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.5

Radius: 12.7

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.96 AU - 6.6 AU

Year: 8375 Days

Day: 11.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,041,635 km

• M1: 165,006 km (0.03 R)
• M2: 564,882 km (0.115 R)
• M3: 1,108,670 km (0.086 R)
• M4: 1,720,525 km (0.099 R)
• M5: 2,380,551 km (0.083 R)
• M6: 2,896,065 km (0.035 R)
• M7: 3,683,100 km (0.116 R)
• M8: 4,100,478 km (0.062 R)
• M9: 5,252,980 km (0.084 R)
• M10: 5,682,026 km (0.081 R)
• M11: 6,314,676 km (0.085 R)
• M12: 10,362,196 km (0.083 R)
• M13: 11,040,024 km (0.112 R)
• M14: 13,131,851 km (0.119 R)
• M15: 16,641,417 km (0.115 R)
• M16: 17,066,424 km (0.09 R)
• M17: 18,160,882 km (0.1 R)
• M18: 19,146,732 km (0.105 R)
• M19: 20,008,566 km (0.12 R)
• M20: 23,895,268 km (0.089 R)
• M21: 25,544,285 km (0.107 R)
• M22: 27,464,374 km (0.096 R)
• M23: 30,101,784 km (0.035 R)
• M24: 31,267,002 km (0.09 R)
• M25: 38,403,120 km (0.083 R)
• M26: 45,443,495 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 112.2

Radius: 7.2

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 7.11 AU - 11.49 AU

Year: 19577 Days

Day: 24.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,041,635 km

• M1: 89,759 km (0.112 R)
• M2: 574,905 km (0.07 R)
• M3: 2,830,242 km (0.101 R)
• M4: 3,507,172 km (0.099 R)
• M5: 3,747,127 km (0.114 R)
• M6: 4,049,764 km (0.088 R)
• M7: 6,792,043 km (0.099 R)
• M8: 8,246,283 km (0.069 R)
• M9: 10,280,814 km (0.085 R)
• M10: 11,597,575 km (0.107 R)
• M11: 12,187,140 km (0.117 R)
• M12: 14,870,926 km (0.1 R)
• M13: 17,714,033 km (0.085 R)
• M14: 18,785,453 km (0.046 R)
• M15: 19,598,219 km (0.111 R)
• M16: 23,336,520 km (0.106 R)
• M17: 26,871,069 km (0.067 R)
• M18: 37,234,760 km (0.075 R)
• M19: 39,226,357 km (0.032 R)
• M20: 40,552,243 km (0.099 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 13,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit