🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

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: 976.7

Radius: 9.6

Gravity: 10.6 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.52 AU - 0.62 AU

Year: 302 Days

Day: 11 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,191,531 km

• M1: 119,379 km (0.12 R)
• M2: 564,433 km (0.065 R)
• M3: 864,227 km (0.107 R)
• M4: 1,175,989 km (0.052 R)
• M5: 1,570,927 km (0.053 R)
• M6: 1,966,763 km (0.115 R)
• M7: 3,397,667 km (0.097 R)
• M8: 3,838,233 km (0.096 R)
• M9: 4,236,313 km (0.115 R)
• M10: 4,591,308 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.7

Radius: 8.1

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.81 AU - 0.99 AU

Year: 600 Days

Day: 13 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,191,531 km

• M1: 100,679 km (0.082 R)
• M2: 396,734 km (0.103 R)
• M3: 650,302 km (0.03 R)
• M4: 1,251,985 km (0.087 R)
• M5: 1,683,275 km (0.057 R)
• M6: 2,023,760 km (0.062 R)
• M7: 2,409,723 km (0.049 R)
• M8: 2,833,234 km (0.099 R)
• M9: 3,127,044 km (0.068 R)
• M10: 3,683,848 km (0.11 R)
• M11: 4,048,717 km (0.117 R)
• M12: 4,422,562 km (0.108 R)
• M13: 4,835,153 km (0.074 R)
• M14: 5,649,414 km (0.072 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.2

Radius: 7.1

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.45 AU - 6.81 AU

Year: 10668 Days

Day: 22.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,191,531 km

• M1: 463,155 km (0.118 R)
• M2: 697,724 km (0.114 R)
• M3: 1,987,557 km (0.108 R)
• M4: 2,363,198 km (0.119 R)
• M5: 2,863,602 km (0.062 R)
• M6: 5,977,632 km (0.107 R)
• M7: 6,378,255 km (0.081 R)
• M8: 6,868,188 km (0.088 R)
• M9: 9,300,200 km (0.066 R)
• M10: 9,656,692 km (0.108 R)
• M11: 12,682,459 km (0.096 R)
• M12: 13,513,176 km (0.081 R)
• M13: 13,855,456 km (0.119 R)
• M14: 14,086,883 km (0.049 R)
• M15: 18,495,982 km (0.107 R)
• M16: 18,918,147 km (0.074 R)
• M17: 23,580,963 km (0.091 R)
• M18: 28,956,313 km (0.074 R)
• M19: 29,239,951 km (0.061 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.9

Radius: 5.4

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 5.24 AU - 7.1 AU

Year: 10773 Days

Day: 21 Hours

Environment

Temp: -236 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 26,191,531 km

• M1: 67,169 km (0.036 R)
• M2: 257,159 km (0.08 R)
• M3: 779,854 km (0.114 R)
• M4: 1,238,371 km (0.11 R)
• M5: 1,533,977 km (0.1 R)
• M6: 1,756,429 km (0.086 R)
• M7: 2,130,573 km (0.079 R)
• M8: 2,575,178 km (0.09 R)
• M9: 3,122,556 km (0.116 R)
• M10: 3,744,136 km (0.111 R)
• M11: 4,811,965 km (0.07 R)
• M12: 6,205,170 km (0.119 R)
• M13: 7,647,742 km (0.111 R)
• M14: 8,092,048 km (0.106 R)
• M15: 8,899,577 km (0.107 R)
• M16: 11,331,141 km (0.104 R)
• M17: 12,176,967 km (0.102 R)
• M18: 13,581,542 km (0.076 R)
• M19: 14,292,730 km (0.116 R)
• M20: 15,596,476 km (0.094 R)
• M21: 16,113,336 km (0.114 R)
• M22: 17,045,181 km (0.087 R)
• M23: 18,509,745 km (0.097 R)
• M24: 19,015,984 km (0.077 R)
• M25: 23,909,928 km (0.068 R)
• M26: 26,190,249 km (0.108 R)
• M27: 26,736,431 km (0.096 R)
• M28: 28,515,897 km (0.044 R)
• M29: 28,803,873 km (0.059 R)
• M30: 34,542,597 km (0.102 R)
• M31: 35,864,145 km (0.085 R)
• M32: 36,199,842 km (0.115 R)
• M33: 38,607,919 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.7

Radius: 3.6

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.02 AU - 8.88 AU

Year: 14294 Days

Day: 16.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 26,191,531 km

• M1: 50,414 km (0.105 R)
• M2: 266,733 km (0.09 R)
• M3: 388,506 km (0.03 R)
• M4: 1,054,366 km (0.12 R)
• M5: 1,468,154 km (0.095 R)
• M6: 1,794,576 km (0.115 R)
• M7: 2,811,692 km (0.115 R)
• M8: 3,313,144 km (0.115 R)
• M9: 4,300,640 km (0.08 R)
• M10: 5,093,658 km (0.101 R)
• M11: 5,863,638 km (0.119 R)
• M12: 6,428,221 km (0.096 R)
• M13: 8,050,460 km (0.061 R)
• M14: 10,856,317 km (0.105 R)
• M15: 12,741,251 km (0.078 R)
• M16: 14,199,082 km (0.102 R)
• M17: 15,764,474 km (0.08 R)
• M18: 17,321,937 km (0.108 R)
• M19: 18,229,997 km (0.118 R)
• M20: 22,321,049 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 11,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit