🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.5

Radius: 14.2

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.54 AU - 0.6 AU

Year: 292 Days

Day: 6.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,099,142 km

• M1: 176,675 km (0.1 R)
• M2: 632,500 km (0.103 R)
• M3: 1,108,221 km (0.092 R)
• M4: 1,557,314 km (0.119 R)
• M5: 2,100,653 km (0.114 R)
• M6: 2,622,002 km (0.088 R)
• M7: 3,105,353 km (0.088 R)
• M8: 3,637,023 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.8

Radius: 14.1

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.7 AU - 0.96 AU

Year: 513 Days

Day: 12.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,099,142 km

• M1: 175,329 km (0.107 R)
• M2: 669,151 km (0.104 R)
• M3: 1,108,071 km (0.098 R)
• M4: 1,757,925 km (0.11 R)
• M5: 2,344,348 km (0.11 R)
• M6: 2,884,397 km (0.104 R)
• M7: 3,363,708 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.2

Radius: 14.1

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.77 AU - 1.05 AU

Year: 589 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 161.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,099,142 km

• M1: 175,329 km (0.092 R)
• M2: 740,061 km (0.062 R)
• M3: 1,234,930 km (0.119 R)
• M4: 2,256,385 km (0.094 R)
• M5: 2,895,168 km (0.054 R)
• M6: 3,536,793 km (0.062 R)
• M7: 4,030,316 km (0.106 R)
• M8: 4,509,329 km (0.08 R)
• M9: 5,010,033 km (0.105 R)
• M10: 5,976,734 km (0.042 R)
• M11: 6,582,905 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.6

Radius: 11

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.06 AU - 1.26 AU

Year: 847 Days

Day: 11.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,099,142 km

• M1: 137,032 km (0.087 R)
• M2: 546,481 km (0.1 R)
• M3: 942,467 km (0.082 R)
• M4: 1,766,152 km (0.079 R)
• M5: 2,118,156 km (0.095 R)
• M6: 2,528,653 km (0.062 R)
• M7: 3,094,282 km (0.101 R)
• M8: 5,913,305 km (0.045 R)
• M9: 7,301,274 km (0.113 R)
• M10: 8,297,895 km (0.062 R)
• M11: 8,895,389 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.8

Radius: 3.5

Gravity: 73.13 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 4.98 AU - 6.48 AU

Year: 9303 Days

Day: 15.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,099,142 km

• M1: 43,533 km (0.1 R)
• M2: 166,353 km (0.066 R)
• M3: 359,484 km (0.113 R)
• M4: 492,626 km (0.076 R)
• M5: 1,936,694 km (0.056 R)
• M6: 3,237,747 km (0.062 R)
• M7: 3,794,251 km (0.053 R)
• M8: 4,411,940 km (0.103 R)
• M9: 4,997,167 km (0.091 R)
• M10: 7,306,809 km (0.035 R)
• M11: 7,473,760 km (0.115 R)
• M12: 7,902,358 km (0.046 R)
• M13: 8,034,004 km (0.099 R)
• M14: 8,714,674 km (0.088 R)
• M15: 10,609,631 km (0.071 R)
• M16: 12,053,699 km (0.088 R)
• M17: 12,404,655 km (0.048 R)
• M18: 13,004,543 km (0.091 R)
• M19: 13,813,119 km (0.071 R)
• M20: 14,197,287 km (0.034 R)
• M21: 16,155,523 km (0.08 R)
• M22: 17,680,972 km (0.114 R)
• M23: 19,220,484 km (0.12 R)
• M24: 19,458,943 km (0.085 R)
• M25: 22,212,741 km (0.059 R)
• M26: 27,260,771 km (0.075 R)
• M27: 31,457,291 km (0.118 R)
• M28: 45,032,699 km (0.075 R)
• M29: 47,017,264 km (0.084 R)
• M30: 47,161,178 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.8

Radius: 7.7

Gravity: 16.29 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 6.93 AU - 8.53 AU

Year: 14577 Days

Day: 16.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,099,142 km

• M1: 110,702 km (0.101 R)
• M2: 400,174 km (0.101 R)
• M3: 734,825 km (0.073 R)
• M4: 991,235 km (0.105 R)
• M5: 1,710,053 km (0.118 R)
• M6: 2,211,655 km (0.049 R)
• M7: 3,235,353 km (0.046 R)
• M8: 5,430,253 km (0.1 R)
• M9: 7,870,942 km (0.112 R)
• M10: 10,603,198 km (0.102 R)
• M11: 12,475,415 km (0.098 R)
• M12: 13,351,311 km (0.056 R)
• M13: 14,704,424 km (0.116 R)
• M14: 15,758,191 km (0.107 R)
• M15: 16,224,936 km (0.086 R)
• M16: 24,377,721 km (0.094 R)
• M17: 27,606,641 km (0.114 R)
• M18: 28,399,061 km (0.071 R)
• M19: 28,974,265 km (0.094 R)
• M20: 31,475,542 km (0.102 R)
• M21: 34,246,543 km (0.065 R)
• M22: 35,691,060 km (0.067 R)
• M23: 37,039,236 km (0.082 R)
• M24: 38,281,347 km (0.061 R)
• M25: 53,129,983 km (0.053 R)
• M26: 53,652,828 km (0.096 R)
• M27: 62,104,359 km (0.063 R)
• M28: 68,892,363 km (0.098 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 10,905 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit