🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.8

Radius: 11.1

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.95 AU - 1.47 AU

Year: 846 Days

Day: 10 Hours

Environment

Temp: -175 °C

Axial Tilt: 177.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,043,948 km

• M1: 138,528 km (0.041 R)
• M2: 503,247 km (0.082 R)
• M3: 1,227,002 km (0.067 R)
• M4: 1,589,178 km (0.076 R)
• M5: 2,090,630 km (0.067 R)
• M6: 2,886,192 km (0.086 R)
• M7: 3,740,096 km (0.049 R)
• M8: 7,963,693 km (0.099 R)
• M9: 8,513,465 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.2

Radius: 8.5

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.24 AU - 3.54 AU

Year: 3124 Days

Day: 7.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,043,948 km

• M1: 105,766 km (0.104 R)
• M2: 388,206 km (0.119 R)
• M3: 704,307 km (0.084 R)
• M4: 1,251,536 km (0.044 R)
• M5: 1,553,424 km (0.11 R)
• M6: 2,222,426 km (0.064 R)
• M7: 2,623,049 km (0.066 R)
• M8: 3,951,927 km (0.048 R)
• M9: 4,542,091 km (0.087 R)
• M10: 5,016,166 km (0.086 R)
• M11: 5,761,912 km (0.099 R)
• M12: 6,260,671 km (0.105 R)
• M13: 6,550,143 km (0.095 R)
• M14: 8,584,075 km (0.051 R)
• M15: 9,648,763 km (0.051 R)
• M16: 11,557,632 km (0.096 R)
• M17: 13,657,238 km (0.101 R)
• M18: 14,543,905 km (0.071 R)
• M19: 15,732,161 km (0.087 R)
• M20: 18,359,548 km (0.061 R)
• M21: 18,954,050 km (0.064 R)
• M22: 20,943,104 km (0.119 R)
• M23: 22,388,668 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.6

Radius: 12.7

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.72 AU - 3.26 AU

Year: 3287 Days

Day: 13.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,043,948 km

• M1: 158,424 km (0.091 R)
• M2: 565,480 km (0.079 R)
• M3: 1,615,507 km (0.11 R)
• M4: 2,063,254 km (0.077 R)
• M5: 2,893,672 km (0.112 R)
• M6: 3,883,710 km (0.104 R)
• M7: 4,372,147 km (0.109 R)
• M8: 4,840,837 km (0.045 R)
• M9: 5,364,580 km (0.089 R)
• M10: 5,949,208 km (0.119 R)
• M11: 6,957,498 km (0.11 R)
• M12: 7,407,638 km (0.099 R)
• M13: 8,105,213 km (0.08 R)
• M14: 8,785,135 km (0.108 R)
• M15: 9,343,584 km (0.099 R)
• M16: 11,198,149 km (0.084 R)
• M17: 11,892,582 km (0.114 R)
• M18: 13,166,707 km (0.094 R)
• M19: 14,023,753 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.5

Radius: 13.6

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.77 AU - 3.31 AU

Year: 3370 Days

Day: 11.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,043,948 km

• M1: 169,195 km (0.058 R)
• M2: 814,710 km (0.074 R)
• M3: 1,494,184 km (0.037 R)
• M4: 2,062,356 km (0.106 R)
• M5: 2,612,876 km (0.07 R)
• M6: 3,260,635 km (0.091 R)
• M7: 3,723,641 km (0.078 R)
• M8: 4,954,233 km (0.08 R)
• M9: 5,896,550 km (0.075 R)
• M10: 8,630,750 km (0.113 R)
• M11: 10,603,048 km (0.104 R)
• M12: 11,540,728 km (0.104 R)
• M13: 13,386,466 km (0.091 R)
• M14: 14,790,741 km (0.102 R)
• M15: 16,291,208 km (0.119 R)
• M16: 16,794,306 km (0.119 R)
• M17: 18,486,706 km (0.038 R)
• M18: 19,343,304 km (0.097 R)
• M19: 20,034,745 km (0.113 R)
• M20: 20,742,642 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.1

Radius: 11.5

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.99 AU - 4.43 AU

Year: 4544 Days

Day: 14 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,043,948 km

• M1: 143,016 km (0.044 R)
• M2: 556,803 km (0.097 R)
• M3: 1,296,266 km (0.119 R)
• M4: 2,485,569 km (0.083 R)
• M5: 3,050,450 km (0.096 R)
• M6: 4,414,783 km (0.047 R)
• M7: 4,780,699 km (0.117 R)
• M8: 5,518,665 km (0.077 R)
• M9: 6,032,085 km (0.09 R)
• M10: 7,836,385 km (0.111 R)
• M11: 9,328,774 km (0.102 R)
• M12: 10,142,436 km (0.039 R)
• M13: 11,450,969 km (0.086 R)
• M14: 12,527,924 km (0.09 R)
• M15: 15,210,364 km (0.106 R)
• M16: 16,337,135 km (0.116 R)
• M17: 18,567,190 km (0.108 R)
• M18: 22,317,609 km (0.074 R)
• M19: 23,994,601 km (0.064 R)
• M20: 25,597,692 km (0.083 R)
• M21: 26,545,245 km (0.054 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.4

Radius: 9

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.53 AU - 5.03 AU

Year: 6645 Days

Day: 11.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,043,948 km

• M1: 112,049 km (0.105 R)
• M2: 464,950 km (0.071 R)
• M3: 746,643 km (0.101 R)
• M4: 1,069,026 km (0.076 R)
• M5: 1,774,231 km (0.046 R)
• M6: 2,467,766 km (0.118 R)
• M7: 2,761,277 km (0.041 R)
• M8: 3,419,059 km (0.09 R)
• M9: 3,714,814 km (0.089 R)
• M10: 4,543,287 km (0.103 R)
• M11: 4,929,998 km (0.079 R)
• M12: 6,324,100 km (0.07 R)
• M13: 6,807,152 km (0.067 R)
• M14: 7,501,735 km (0.119 R)
• M15: 9,466,852 km (0.077 R)
• M16: 11,906,794 km (0.09 R)
• M17: 12,697,568 km (0.069 R)
• M18: 14,559,912 km (0.082 R)
• M19: 15,525,566 km (0.059 R)
• M20: 18,469,802 km (0.095 R)
• M21: 20,109,544 km (0.069 R)
• M22: 20,478,602 km (0.09 R)
• M23: 21,535,661 km (0.114 R)
• M24: 23,758,535 km (0.073 R)
• M25: 24,672,130 km (0.048 R)
• M26: 28,192,467 km (0.079 R)
• M27: 29,216,315 km (0.114 R)
• M28: 29,880,679 km (0.05 R)
• M29: 30,457,977 km (0.049 R)
• M30: 31,635,163 km (0.102 R)
• M31: 35,455,294 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.1

Radius: 7.2

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.71 AU - 10.31 AU

Year: 15784 Days

Day: 24.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,043,948 km

• M1: 89,759 km (0.063 R)
• M2: 553,213 km (0.085 R)
• M3: 835,803 km (0.112 R)
• M4: 1,510,340 km (0.041 R)
• M5: 2,212,852 km (0.097 R)
• M6: 2,657,157 km (0.085 R)
• M7: 3,204,237 km (0.091 R)
• M8: 3,504,779 km (0.044 R)
• M9: 5,236,524 km (0.08 R)
• M10: 6,520,672 km (0.085 R)
• M11: 10,129,870 km (0.111 R)
• M12: 10,728,262 km (0.1 R)
• M13: 11,455,607 km (0.046 R)
• M14: 12,382,665 km (0.097 R)
• M15: 15,269,305 km (0.103 R)
• M16: 19,929,728 km (0.061 R)
• M17: 20,473,665 km (0.103 R)
• M18: 23,600,410 km (0.088 R)
• M19: 26,098,246 km (0.045 R)
• M20: 26,843,094 km (0.102 R)
• M21: 36,917,613 km (0.026 R)
• M22: 42,530,525 km (0.04 R)
• M23: 42,786,786 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 15,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit