🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.8

Radius: 13.5

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.02 AU - 1.04 AU

Year: 735 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,285,957 km

• M1: 176,226 km (0.074 R)
• M2: 619,485 km (0.082 R)
• M3: 1,127,669 km (0.11 R)
• M4: 1,771,239 km (0.081 R)
• M5: 2,244,866 km (0.105 R)
• M6: 2,948,275 km (0.083 R)
• M7: 3,607,852 km (0.117 R)
• M8: 4,678,374 km (0.059 R)
• M9: 6,507,358 km (0.106 R)
• M10: 7,535,993 km (0.11 R)
• M11: 8,878,634 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.2

Radius: 12.8

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.04 AU - 1.3 AU

Year: 890 Days

Day: 8.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,285,957 km

• M1: 159,172 km (0.119 R)
• M2: 568,921 km (0.108 R)
• M3: 1,064,688 km (0.094 R)
• M4: 1,469,949 km (0.109 R)
• M5: 2,725,075 km (0.081 R)
• M6: 3,605,608 km (0.111 R)
• M7: 4,770,526 km (0.066 R)
• M8: 5,709,852 km (0.085 R)
• M9: 6,338,761 km (0.104 R)
• M10: 7,783,876 km (0.119 R)
• M11: 8,766,435 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.1

Radius: 12.3

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.73 AU - 3.11 AU

Year: 3507 Days

Day: 6.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,285,957 km

• M1: 153,039 km (0.098 R)
• M2: 580,889 km (0.112 R)
• M3: 1,032,375 km (0.115 R)
• M4: 1,425,518 km (0.06 R)
• M5: 3,249,415 km (0.079 R)
• M6: 3,947,888 km (0.112 R)
• M7: 4,890,803 km (0.083 R)
• M8: 5,978,230 km (0.108 R)
• M9: 7,220,491 km (0.05 R)
• M10: 8,163,107 km (0.061 R)
• M11: 10,251,643 km (0.081 R)
• M12: 11,888,692 km (0.081 R)
• M13: 13,446,305 km (0.057 R)
• M14: 14,045,146 km (0.099 R)
• M15: 14,609,728 km (0.085 R)
• M16: 15,296,382 km (0.117 R)
• M17: 15,729,468 km (0.052 R)
• M18: 17,603,630 km (0.037 R)
• M19: 18,871,173 km (0.087 R)
• M20: 19,685,733 km (0.067 R)
• M21: 20,328,256 km (0.104 R)
• M22: 20,984,692 km (0.082 R)
• M23: 21,791,024 km (0.08 R)
• M24: 23,322,757 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.1

Radius: 12.3

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.66 AU - 4.16 AU

Year: 5435 Days

Day: 14.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,285,957 km

• M1: 153,039 km (0.113 R)
• M2: 568,921 km (0.119 R)
• M3: 1,183,469 km (0.102 R)
• M4: 1,789,490 km (0.111 R)
• M5: 2,266,109 km (0.114 R)
• M6: 3,313,144 km (0.082 R)
• M7: 3,786,472 km (0.101 R)
• M8: 4,304,828 km (0.112 R)
• M9: 5,005,545 km (0.084 R)
• M10: 5,572,521 km (0.063 R)
• M11: 6,087,885 km (0.099 R)
• M12: 9,241,408 km (0.104 R)
• M13: 9,921,630 km (0.064 R)
• M14: 10,589,435 km (0.086 R)
• M15: 12,164,401 km (0.106 R)
• M16: 14,726,564 km (0.106 R)
• M17: 15,302,665 km (0.104 R)
• M18: 15,953,416 km (0.077 R)
• M19: 22,745,309 km (0.071 R)
• M20: 24,703,096 km (0.088 R)
• M21: 27,542,763 km (0.114 R)
• M22: 28,683,896 km (0.103 R)
• M23: 29,220,952 km (0.108 R)
• M24: 30,408,011 km (0.119 R)

Asteroid Belt

Center: 4.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 223.2

Radius: 6.2

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.24 AU - 6.16 AU

Year: 9566 Days

Day: 20.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 45,285,957 km

• M1: 77,043 km (0.106 R)
• M2: 296,204 km (0.108 R)
• M3: 778,358 km (0.059 R)
• M4: 1,001,408 km (0.101 R)
• M5: 1,354,908 km (0.118 R)
• M6: 2,327,444 km (0.096 R)
• M7: 2,529,401 km (0.089 R)
• M8: 3,587,955 km (0.104 R)
• M9: 4,142,515 km (0.117 R)
• M10: 4,517,257 km (0.031 R)
• M11: 4,726,096 km (0.099 R)
• M12: 5,079,446 km (0.101 R)
• M13: 5,747,401 km (0.08 R)
• M14: 8,256,456 km (0.092 R)
• M15: 8,688,944 km (0.118 R)
• M16: 9,684,966 km (0.074 R)
• M17: 11,081,163 km (0.081 R)
• M18: 11,753,755 km (0.111 R)
• M19: 12,351,698 km (0.1 R)
• M20: 14,547,645 km (0.059 R)
• M21: 16,188,734 km (0.09 R)
• M22: 17,116,839 km (0.087 R)
• M23: 20,968,236 km (0.105 R)
• M24: 22,144,823 km (0.114 R)
• M25: 23,598,615 km (0.117 R)
• M26: 24,149,883 km (0.113 R)
• M27: 25,442,110 km (0.081 R)
• M28: 28,428,383 km (0.09 R)
• M29: 31,167,220 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.2

Radius: 7.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.52 AU - 9.96 AU

Year: 19743 Days

Day: 22.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,285,957 km

• M1: 102,624 km (0.118 R)
• M2: 463,903 km (0.063 R)
• M3: 1,292,825 km (0.056 R)
• M4: 2,518,331 km (0.1 R)
• M5: 6,021,165 km (0.118 R)
• M6: 6,377,956 km (0.105 R)
• M7: 7,291,999 km (0.12 R)
• M8: 8,732,776 km (0.112 R)
• M9: 10,203,472 km (0.056 R)
• M10: 13,326,328 km (0.061 R)
• M11: 13,810,277 km (0.034 R)
• M12: 14,368,576 km (0.104 R)
• M13: 15,530,503 km (0.075 R)
• M14: 17,604,079 km (0.103 R)
• M15: 19,622,304 km (0.114 R)
• M16: 19,933,916 km (0.106 R)
• M17: 39,209,153 km (0.118 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 20,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit