🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.2

Radius: 12.4

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.47 AU - 0.61 AU

Year: 274 Days

Day: 13.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 90,921,541 km

• M1: 154,235 km (0.104 R)
• M2: 578,645 km (0.069 R)
• M3: 1,031,926 km (0.032 R)
• M4: 1,486,554 km (0.051 R)
• M5: 1,971,102 km (0.081 R)
• M6: 2,577,571 km (0.084 R)
• M7: 3,073,787 km (0.056 R)
• M8: 3,708,232 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.7

Radius: 15

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.61 AU - 0.97 AU

Year: 485 Days

Day: 11.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 90,921,541 km

• M1: 186,549 km (0.113 R)
• M2: 743,501 km (0.112 R)
• M3: 1,533,378 km (0.084 R)
• M4: 2,116,959 km (0.119 R)
• M5: 2,703,832 km (0.089 R)
• M6: 3,327,805 km (0.118 R)
• M7: 4,115,138 km (0.045 R)
• M8: 4,717,120 km (0.111 R)
• M9: 6,045,699 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20

Radius: 9.8

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.88 AU - 0.98 AU

Year: 619 Days

Day: 11 Hours

Environment

Temp: -174 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 90,921,541 km

• M1: 121,922 km (0.064 R)
• M2: 429,495 km (0.105 R)
• M3: 904,918 km (0.088 R)
• M4: 1,332,618 km (0.039 R)
• M5: 1,685,220 km (0.035 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.7

Radius: 11.4

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.48 AU - 3.16 AU

Year: 3269 Days

Day: 11.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 90,921,541 km

• M1: 141,819 km (0.109 R)
• M2: 500,854 km (0.107 R)
• M3: 1,110,465 km (0.114 R)
• M4: 2,013,288 km (0.077 R)
• M5: 2,478,089 km (0.083 R)
• M6: 3,172,073 km (0.099 R)
• M7: 3,860,971 km (0.116 R)
• M8: 4,360,628 km (0.086 R)
• M9: 5,168,158 km (0.045 R)
• M10: 6,098,058 km (0.037 R)
• M11: 6,804,758 km (0.117 R)
• M12: 8,350,404 km (0.088 R)
• M13: 9,663,125 km (0.113 R)
• M14: 10,333,024 km (0.084 R)
• M15: 10,995,743 km (0.1 R)
• M16: 13,240,459 km (0.075 R)
• M17: 13,846,330 km (0.106 R)
• M18: 16,555,099 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.1

Radius: 3.4

Gravity: 18.69 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.71 AU - 9.79 AU

Year: 16357 Days

Day: 17.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 90,921,541 km

• M1: 42,635 km (0.096 R)
• M2: 183,108 km (0.109 R)
• M3: 333,454 km (0.113 R)
• M4: 479,611 km (0.096 R)
• M5: 1,204,113 km (0.09 R)
• M6: 1,339,051 km (0.068 R)
• M7: 1,728,454 km (0.083 R)
• M8: 1,836,763 km (0.101 R)
• M9: 2,084,198 km (0.114 R)
• M10: 2,242,921 km (0.109 R)
• M11: 3,048,655 km (0.076 R)
• M12: 5,366,674 km (0.09 R)
• M13: 6,516,483 km (0.11 R)
• M14: 7,862,864 km (0.052 R)
• M15: 8,645,859 km (0.062 R)
• M16: 8,963,904 km (0.103 R)
• M17: 9,337,002 km (0.109 R)
• M18: 10,264,060 km (0.045 R)
• M19: 11,684,790 km (0.063 R)
• M20: 13,960,623 km (0.088 R)
• M21: 17,792,722 km (0.065 R)
• M22: 20,622,814 km (0.093 R)
• M23: 25,086,516 km (0.106 R)
• M24: 26,484,358 km (0.105 R)
• M25: 26,674,647 km (0.079 R)
• M26: 27,057,767 km (0.102 R)
• M27: 27,835,227 km (0.11 R)
• M28: 29,638,480 km (0.088 R)
• M29: 30,673,248 km (0.11 R)
• M30: 34,258,511 km (0.112 R)
• M31: 36,797,785 km (0.114 R)
• M32: 42,767,488 km (0.12 R)
• M33: 43,029,434 km (0.101 R)
• M34: 45,298,385 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.1

Radius: 3.2

Gravity: 97.57 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.3 AU - 10.58 AU

Year: 21632 Days

Day: 24.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 90,921,541 km

• M1: 44,431 km (0.04 R)
• M2: 178,021 km (0.074 R)
• M3: 294,558 km (0.065 R)
• M4: 478,414 km (0.108 R)
• M5: 724,054 km (0.026 R)
• M6: 1,359,994 km (0.119 R)
• M7: 2,493,647 km (0.083 R)
• M8: 2,721,185 km (0.115 R)
• M9: 2,826,652 km (0.094 R)
• M10: 2,962,337 km (0.077 R)
• M11: 3,611,741 km (0.093 R)
• M12: 4,209,684 km (0.111 R)
• M13: 5,472,440 km (0.117 R)
• M14: 7,115,324 km (0.096 R)
• M15: 7,316,084 km (0.042 R)
• M16: 9,236,472 km (0.088 R)
• M17: 9,965,462 km (0.076 R)
• M18: 10,601,552 km (0.107 R)
• M19: 12,671,688 km (0.118 R)
• M20: 13,570,023 km (0.029 R)
• M21: 13,801,002 km (0.117 R)
• M22: 14,034,674 km (0.114 R)
• M23: 16,959,163 km (0.077 R)
• M24: 18,991,150 km (0.094 R)
• M25: 22,548,737 km (0.114 R)
• M26: 22,872,916 km (0.098 R)
• M27: 25,931,145 km (0.115 R)
• M28: 27,990,210 km (0.114 R)
• M29: 37,166,693 km (0.117 R)
• M30: 38,842,489 km (0.081 R)
• M31: 41,207,781 km (0.036 R)
• M32: 47,803,401 km (0.085 R)
• M33: 48,338,064 km (0.099 R)
• M34: 49,057,181 km (0.068 R)
• M35: 56,445,521 km (0.101 R)
• M36: 59,268,732 km (0.065 R)
• M37: 60,092,268 km (0.102 R)
• M38: 70,808,263 km (0.069 R)
• M39: 72,670,606 km (0.089 R)
• M40: 78,699,999 km (0.093 R)
• M41: 79,944,653 km (0.072 R)
• M42: 86,364,945 km (0.069 R)
• M43: 90,921,547 km (0.074 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 17,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit