🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.7

Radius: 12.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.19 AU - 1.43 AU

Year: 984 Days

Day: 12.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,287,824 km

• M1: 156,629 km (0.088 R)
• M2: 561,590 km (0.083 R)
• M3: 997,818 km (0.115 R)
• M4: 1,478,775 km (0.099 R)
• M5: 1,878,949 km (0.026 R)
• M6: 2,391,023 km (0.09 R)
• M7: 2,808,251 km (0.07 R)
• M8: 3,520,636 km (0.071 R)
• M9: 4,148,947 km (0.109 R)
• M10: 4,772,920 km (0.052 R)
• M11: 5,173,394 km (0.107 R)
• M12: 6,473,848 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.4

Radius: 8.1

Gravity: 14.93 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.07 AU - 2.63 AU

Year: 2363 Days

Day: 9 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,287,824 km

• M1: 100,829 km (0.079 R)
• M2: 357,240 km (0.101 R)
• M3: 644,318 km (0.084 R)
• M4: 1,099,544 km (0.091 R)
• M5: 1,699,881 km (0.067 R)
• M6: 2,010,147 km (0.119 R)
• M7: 2,652,819 km (0.078 R)
• M8: 3,106,998 km (0.059 R)
• M9: 3,650,338 km (0.097 R)
• M10: 5,236,823 km (0.114 R)
• M11: 6,005,906 km (0.051 R)
• M12: 6,389,774 km (0.113 R)
• M13: 6,760,777 km (0.082 R)
• M14: 8,323,326 km (0.094 R)
• M15: 8,800,843 km (0.105 R)
• M16: 12,537,798 km (0.078 R)
• M17: 12,984,048 km (0.062 R)
• M18: 13,908,413 km (0.075 R)
• M19: 14,581,005 km (0.106 R)
• M20: 16,890,348 km (0.111 R)
• M21: 18,905,281 km (0.097 R)
• M22: 19,551,694 km (0.075 R)
• M23: 19,910,429 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.5

Radius: 9

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2 AU - 3.14 AU

Year: 2703 Days

Day: 9.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,287,824 km

• M1: 112,049 km (0.106 R)
• M2: 400,623 km (0.045 R)
• M3: 701,764 km (0.11 R)
• M4: 1,053,917 km (0.05 R)
• M5: 1,709,904 km (0.09 R)
• M6: 2,102,748 km (0.11 R)
• M7: 2,421,690 km (0.085 R)
• M8: 2,870,035 km (0.116 R)
• M9: 3,210,819 km (0.082 R)
• M10: 3,521,683 km (0.115 R)
• M11: 3,933,676 km (0.115 R)
• M12: 4,290,467 km (0.054 R)
• M13: 6,466,817 km (0.065 R)
• M14: 7,147,188 km (0.061 R)
• M15: 8,477,263 km (0.115 R)
• M16: 9,624,678 km (0.089 R)
• M17: 11,790,706 km (0.093 R)
• M18: 12,714,622 km (0.12 R)
• M19: 18,589,480 km (0.116 R)
• M20: 20,453,918 km (0.091 R)
• M21: 21,463,554 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343

Radius: 13.3

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.49 AU - 2.81 AU

Year: 2830 Days

Day: 7.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,287,824 km

• M1: 165,455 km (0.06 R)
• M2: 809,324 km (0.094 R)
• M3: 1,394,701 km (0.045 R)
• M4: 2,838,171 km (0.119 R)
• M5: 3,433,570 km (0.097 R)
• M6: 5,408,561 km (0.12 R)
• M7: 5,978,380 km (0.081 R)
• M8: 8,356,836 km (0.09 R)
• M9: 9,723,114 km (0.042 R)
• M10: 12,648,051 km (0.112 R)
• M11: 16,116,029 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593

Radius: 6

Gravity: 16.47 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.5 AU - 10.88 AU

Year: 18276 Days

Day: 18.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,287,824 km

• M1: 74,649 km (0.102 R)
• M2: 309,518 km (0.082 R)
• M3: 752,477 km (0.086 R)
• M4: 1,115,103 km (0.072 R)
• M5: 1,402,330 km (0.052 R)
• M6: 1,653,655 km (0.1 R)
• M7: 2,394,763 km (0.078 R)
• M8: 2,593,429 km (0.082 R)
• M9: 4,845,026 km (0.114 R)
• M10: 5,200,920 km (0.038 R)
• M11: 6,085,641 km (0.056 R)
• M12: 9,610,766 km (0.086 R)
• M13: 11,926,092 km (0.041 R)
• M14: 12,247,578 km (0.072 R)
• M15: 12,840,733 km (0.098 R)
• M16: 13,383,774 km (0.071 R)
• M17: 13,661,128 km (0.032 R)
• M18: 14,808,693 km (0.046 R)
• M19: 15,180,145 km (0.075 R)
• M20: 15,405,888 km (0.081 R)
• M21: 16,888,552 km (0.11 R)
• M22: 27,604,397 km (0.056 R)
• M23: 28,166,885 km (0.059 R)
• M24: 29,198,812 km (0.095 R)
• M25: 33,451,580 km (0.089 R)
• M26: 35,262,312 km (0.097 R)
• M27: 41,671,085 km (0.087 R)
• M28: 42,262,446 km (0.099 R)
• M29: 52,501,672 km (0.097 R)
• M30: 53,191,468 km (0.092 R)
• M31: 56,370,572 km (0.057 R)
• M32: 59,673,992 km (0.08 R)
• M33: 60,992,847 km (0.112 R)
• M34: 61,946,683 km (0.072 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: 506 - 17,899 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit