🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.1

Radius: 10.8

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.81 AU - 0.83 AU

Year: 487 Days

Day: 9.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,204,578 km

• M1: 134,339 km (0.075 R)
• M2: 484,847 km (0.112 R)
• M3: 959,670 km (0.102 R)
• M4: 1,338,153 km (0.065 R)
• M5: 1,939,237 km (0.077 R)
• M6: 2,394,164 km (0.071 R)
• M7: 2,783,717 km (0.106 R)
• M8: 3,681,155 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.8

Radius: 14.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.81 AU - 0.93 AU

Year: 532 Days

Day: 8.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 52,204,578 km

• M1: 175,478 km (0.04 R)
• M2: 727,345 km (0.114 R)
• M3: 2,116,211 km (0.107 R)
• M4: 2,591,634 km (0.11 R)
• M5: 4,195,173 km (0.117 R)
• M6: 4,729,387 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392

Radius: 9.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.96 AU - 1.14 AU

Year: 706 Days

Day: 6.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,204,578 km

• M1: 120,875 km (0.103 R)
• M2: 608,265 km (0.093 R)
• M3: 1,043,146 km (0.062 R)
• M4: 1,548,338 km (0.105 R)
• M5: 2,146,580 km (0.037 R)
• M6: 2,847,895 km (0.038 R)
• M7: 3,240,290 km (0.116 R)
• M8: 3,551,603 km (0.109 R)
• M9: 3,882,962 km (0.086 R)
• M10: 5,134,947 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.5

Radius: 9.1

Gravity: 10.89 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.7 AU - 2.66 AU

Year: 2112 Days

Day: 5.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,204,578 km

• M1: 113,844 km (0.093 R)
• M2: 550,819 km (0.112 R)
• M3: 840,740 km (0.093 R)
• M4: 1,455,587 km (0.109 R)
• M5: 2,059,813 km (0.083 R)
• M6: 2,441,138 km (0.099 R)
• M7: 2,979,990 km (0.037 R)
• M8: 3,706,586 km (0.035 R)
• M9: 4,012,813 km (0.09 R)
• M10: 4,482,700 km (0.069 R)
• M11: 5,459,724 km (0.043 R)
• M12: 5,985,710 km (0.103 R)
• M13: 7,923,302 km (0.049 R)
• M14: 8,433,879 km (0.067 R)
• M15: 8,864,721 km (0.117 R)
• M16: 10,584,199 km (0.118 R)
• M17: 11,806,414 km (0.11 R)
• M18: 12,430,536 km (0.075 R)
• M19: 13,120,182 km (0.108 R)
• M20: 13,519,309 km (0.073 R)
• M21: 14,202,373 km (0.085 R)
• M22: 15,100,409 km (0.077 R)
• M23: 17,913,447 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.6

Radius: 10.7

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.42 AU - 3.18 AU

Year: 3074 Days

Day: 10.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,204,578 km

• M1: 133,142 km (0.058 R)
• M2: 516,561 km (0.082 R)
• M3: 850,165 km (0.06 R)
• M4: 1,198,728 km (0.058 R)
• M5: 1,676,543 km (0.101 R)
• M6: 2,138,053 km (0.077 R)
• M7: 2,510,701 km (0.114 R)
• M8: 3,319,876 km (0.085 R)
• M9: 5,051,322 km (0.114 R)
• M10: 5,620,093 km (0.111 R)
• M11: 7,495,901 km (0.039 R)
• M12: 9,649,960 km (0.118 R)
• M13: 11,495,848 km (0.108 R)
• M14: 12,312,952 km (0.108 R)
• M15: 12,950,987 km (0.091 R)
• M16: 13,521,553 km (0.098 R)
• M17: 14,200,578 km (0.109 R)
• M18: 14,997,635 km (0.077 R)
• M19: 16,425,697 km (0.043 R)
• M20: 16,938,518 km (0.104 R)
• M21: 17,356,495 km (0.103 R)
• M22: 18,267,396 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.8

Radius: 6.4

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.59 AU - 8.83 AU

Year: 12700 Days

Day: 18.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,204,578 km

• M1: 87,814 km (0.083 R)
• M2: 343,776 km (0.104 R)
• M3: 588,967 km (0.103 R)
• M4: 1,174,642 km (0.076 R)
• M5: 1,469,799 km (0.075 R)
• M6: 2,109,779 km (0.12 R)
• M7: 3,088,747 km (0.116 R)
• M8: 3,420,406 km (0.028 R)
• M9: 4,181,111 km (0.043 R)
• M10: 5,478,573 km (0.08 R)
• M11: 8,624,317 km (0.112 R)
• M12: 9,282,548 km (0.111 R)
• M13: 10,307,592 km (0.086 R)
• M14: 11,303,166 km (0.104 R)
• M15: 13,083,680 km (0.058 R)
• M16: 13,484,004 km (0.098 R)
• M17: 15,995,154 km (0.093 R)
• M18: 17,532,272 km (0.075 R)
• M19: 17,948,902 km (0.106 R)
• M20: 19,092,129 km (0.037 R)
• M21: 20,056,287 km (0.06 R)
• M22: 20,819,536 km (0.03 R)
• M23: 26,079,995 km (0.04 R)
• M24: 31,955,900 km (0.062 R)
• M25: 32,577,480 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.4

Radius: 3.3

Gravity: 16.93 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 10.03 AU - 10.71 AU

Year: 21907 Days

Day: 17.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 52,204,578 km

• M1: 40,990 km (0.105 R)
• M2: 147,952 km (0.105 R)
• M3: 262,843 km (0.113 R)
• M4: 538,104 km (0.067 R)
• M5: 744,249 km (0.082 R)
• M6: 1,734,288 km (0.069 R)
• M7: 1,898,696 km (0.09 R)
• M8: 3,111,636 km (0.101 R)
• M9: 3,329,749 km (0.115 R)
• M10: 4,794,462 km (0.113 R)
• M11: 4,922,368 km (0.056 R)
• M12: 5,882,338 km (0.099 R)
• M13: 6,253,490 km (0.069 R)
• M14: 7,418,110 km (0.118 R)
• M15: 8,118,826 km (0.105 R)
• M16: 8,392,590 km (0.097 R)
• M17: 8,719,761 km (0.112 R)
• M18: 12,837,442 km (0.097 R)
• M19: 13,084,428 km (0.106 R)
• M20: 14,632,617 km (0.057 R)
• M21: 14,766,806 km (0.073 R)
• M22: 15,037,877 km (0.08 R)
• M23: 17,628,164 km (0.074 R)
• M24: 23,211,755 km (0.118 R)
• M25: 28,279,383 km (0.113 R)
• M26: 28,383,503 km (0.097 R)
• M27: 29,975,374 km (0.109 R)
• M28: 32,302,668 km (0.086 R)
• M29: 35,710,358 km (0.071 R)
• M30: 39,220,523 km (0.101 R)
• M31: 40,132,621 km (0.099 R)
• M32: 41,058,781 km (0.111 R)
• M33: 43,229,147 km (0.034 R)
• M34: 44,623,698 km (0.082 R)
• M35: 48,240,676 km (0.048 R)
• M36: 51,426,063 km (0.119 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 10,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit