🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262

Radius: 9.9

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.91 AU - 1.07 AU

Year: 626 Days

Day: 8.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,868,772 km

• M1: 123,119 km (0.113 R)
• M2: 443,707 km (0.098 R)
• M3: 967,749 km (0.061 R)
• M4: 1,686,417 km (0.052 R)
• M5: 2,083,898 km (0.081 R)
• M6: 2,718,044 km (0.108 R)
• M7: 3,464,088 km (0.119 R)
• M8: 4,313,804 km (0.026 R)
• M9: 4,766,039 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.3

Radius: 11.9

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.83 AU - 1.15 AU

Year: 626 Days

Day: 12.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 49,868,772 km

• M1: 147,952 km (0.107 R)
• M2: 519,553 km (0.088 R)
• M3: 1,304,045 km (0.06 R)
• M4: 2,244,267 km (0.083 R)
• M5: 3,254,651 km (0.066 R)
• M6: 4,350,605 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.8

Radius: 9.9

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.18 AU - 1.5 AU

Year: 986 Days

Day: 14.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,868,772 km

• M1: 123,269 km (0.091 R)
• M2: 494,421 km (0.118 R)
• M3: 993,180 km (0.077 R)
• M4: 1,323,343 km (0.112 R)
• M5: 1,955,394 km (0.067 R)
• M6: 2,403,739 km (0.086 R)
• M7: 2,906,537 km (0.11 R)
• M8: 3,478,450 km (0.041 R)
• M9: 3,799,487 km (0.104 R)
• M10: 4,344,322 km (0.101 R)
• M11: 4,754,220 km (0.115 R)
• M12: 5,229,044 km (0.031 R)
• M13: 6,475,793 km (0.106 R)
• M14: 7,012,101 km (0.117 R)
• M15: 7,603,013 km (0.101 R)
• M16: 7,936,616 km (0.094 R)
• M17: 9,082,386 km (0.105 R)
• M18: 10,586,144 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.5

Radius: 14.3

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.85 AU - 2.49 AU

Year: 2032 Days

Day: 6.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,868,772 km

• M1: 178,171 km (0.11 R)
• M2: 639,082 km (0.069 R)
• M3: 1,105,379 km (0.114 R)
• M4: 1,668,315 km (0.081 R)
• M5: 2,174,405 km (0.087 R)
• M6: 2,725,075 km (0.083 R)
• M7: 3,506,424 km (0.089 R)
• M8: 4,319,040 km (0.073 R)
• M9: 4,981,609 km (0.091 R)
• M10: 6,447,369 km (0.035 R)
• M11: 7,222,735 km (0.091 R)
• M12: 8,774,962 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.6

Radius: 4.5

Gravity: 31.19 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.88 AU - 7.54 AU

Year: 11051 Days

Day: 24.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,868,772 km

• M1: 56,997 km (0.091 R)
• M2: 214,224 km (0.09 R)
• M3: 414,087 km (0.084 R)
• M4: 670,049 km (0.106 R)
• M5: 1,196,933 km (0.093 R)
• M6: 1,441,675 km (0.098 R)
• M7: 1,719,029 km (0.095 R)
• M8: 2,920,749 km (0.046 R)
• M9: 4,415,980 km (0.035 R)
• M10: 5,032,173 km (0.101 R)
• M11: 5,496,226 km (0.082 R)
• M12: 6,979,489 km (0.118 R)
• M13: 7,812,898 km (0.084 R)
• M14: 8,525,732 km (0.047 R)
• M15: 9,525,794 km (0.108 R)
• M16: 9,775,024 km (0.063 R)
• M17: 11,032,095 km (0.119 R)
• M18: 13,735,777 km (0.101 R)
• M19: 15,787,961 km (0.097 R)
• M20: 17,141,822 km (0.101 R)
• M21: 18,881,944 km (0.078 R)
• M22: 24,522,532 km (0.044 R)
• M23: 24,802,579 km (0.114 R)
• M24: 25,560,143 km (0.098 R)
• M25: 26,823,796 km (0.044 R)
• M26: 30,217,424 km (0.097 R)
• M27: 30,647,218 km (0.084 R)
• M28: 36,733,907 km (0.079 R)
• M29: 38,466,400 km (0.086 R)
• M30: 42,629,559 km (0.119 R)
• M31: 43,442,174 km (0.094 R)
• M32: 43,989,553 km (0.062 R)
• M33: 45,378,270 km (0.115 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: 500 - 13,877 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit