🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.6

Radius: 11.5

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.65 AU - 0.73 AU

Year: 370 Days

Day: 10.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 85,446,815 km

• M1: 143,016 km (0.093 R)
• M2: 669,151 km (0.091 R)
• M3: 1,035,367 km (0.073 R)
• M4: 1,546,992 km (0.029 R)
• M5: 3,219,496 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.9

Radius: 14.9

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.75 AU - 1.93 AU

Year: 1612 Days

Day: 7.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 85,446,815 km

• M1: 185,352 km (0.12 R)
• M2: 873,951 km (0.097 R)
• M3: 2,110,377 km (0.114 R)
• M4: 3,027,562 km (0.106 R)
• M5: 4,044,977 km (0.067 R)
• M6: 4,624,669 km (0.067 R)
• M7: 5,140,183 km (0.033 R)
• M8: 6,018,771 km (0.116 R)
• M9: 7,756,350 km (0.088 R)
• M10: 8,656,481 km (0.078 R)
• M11: 9,443,665 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.7

Radius: 10.8

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.04 AU - 3.14 AU

Year: 2691 Days

Day: 14.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 85,446,815 km

• M1: 134,339 km (0.108 R)
• M2: 574,456 km (0.057 R)
• M3: 1,157,588 km (0.086 R)
• M4: 1,563,447 km (0.071 R)
• M5: 2,019,870 km (0.092 R)
• M6: 3,538,438 km (0.104 R)
• M7: 3,878,026 km (0.064 R)
• M8: 4,239,604 km (0.103 R)
• M9: 4,723,254 km (0.118 R)
• M10: 5,484,258 km (0.114 R)
• M11: 6,131,119 km (0.074 R)
• M12: 6,548,198 km (0.102 R)
• M13: 7,276,590 km (0.052 R)
• M14: 7,914,625 km (0.082 R)
• M15: 8,987,690 km (0.06 R)
• M16: 9,430,351 km (0.104 R)
• M17: 11,203,085 km (0.105 R)
• M18: 12,398,672 km (0.078 R)
• M19: 13,472,036 km (0.03 R)
• M20: 14,348,979 km (0.033 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.3

Radius: 11.7

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.19 AU - 3.51 AU

Year: 3107 Days

Day: 14 Hours

Environment

Temp: -203 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,446,815 km

• M1: 145,559 km (0.029 R)
• M2: 759,209 km (0.082 R)
• M3: 1,184,815 km (0.075 R)
• M4: 1,856,510 km (0.076 R)
• M5: 2,593,429 km (0.117 R)
• M6: 3,497,000 km (0.114 R)
• M7: 4,669,398 km (0.09 R)
• M8: 7,708,778 km (0.088 R)
• M9: 9,562,296 km (0.109 R)
• M10: 12,140,615 km (0.071 R)
• M11: 16,605,962 km (0.119 R)
• M12: 17,683,964 km (0.098 R)
• M13: 19,050,840 km (0.049 R)
• M14: 19,542,419 km (0.106 R)
• M15: 23,015,632 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.7

Radius: 8.5

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.98 AU - 4.9 AU

Year: 5050 Days

Day: 5.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,446,815 km

• M1: 105,766 km (0.107 R)
• M2: 383,868 km (0.103 R)
• M3: 672,592 km (0.085 R)
• M4: 1,154,896 km (0.092 R)
• M5: 1,572,872 km (0.079 R)
• M6: 2,050,837 km (0.054 R)
• M7: 2,445,177 km (0.107 R)
• M8: 4,312,607 km (0.093 R)
• M9: 4,641,124 km (0.102 R)
• M10: 4,986,247 km (0.076 R)
• M11: 7,036,186 km (0.108 R)
• M12: 8,297,296 km (0.102 R)
• M13: 10,501,023 km (0.056 R)
• M14: 10,856,168 km (0.081 R)
• M15: 12,621,273 km (0.077 R)
• M16: 13,758,516 km (0.081 R)
• M17: 15,871,736 km (0.092 R)
• M18: 17,032,615 km (0.117 R)
• M19: 18,705,568 km (0.101 R)
• M20: 18,994,741 km (0.103 R)
• M21: 19,760,383 km (0.104 R)
• M22: 20,424,298 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44

Radius: 14.1

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.34 AU - 4.66 AU

Year: 5165 Days

Day: 9.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 85,446,815 km

• M1: 175,478 km (0.1 R)
• M2: 2,793,740 km (0.074 R)
• M3: 3,790,511 km (0.109 R)
• M4: 5,934,548 km (0.115 R)
• M5: 6,649,925 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.6

Radius: 11.8

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.1 AU - 5.42 AU

Year: 7789 Days

Day: 13.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 85,446,815 km

• M1: 147,204 km (0.103 R)
• M2: 907,311 km (0.043 R)
• M3: 1,300,604 km (0.057 R)
• M4: 3,617,426 km (0.109 R)
• M5: 4,024,781 km (0.076 R)
• M6: 6,475,942 km (0.086 R)
• M7: 7,008,211 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.1

Radius: 3.3

Gravity: 18.56 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.78 AU - 7.96 AU

Year: 14255 Days

Day: 18.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,446,815 km

• M1: 41,289 km (0.06 R)
• M2: 177,273 km (0.096 R)
• M3: 442,361 km (0.067 R)
• M4: 545,284 km (0.114 R)
• M5: 750,682 km (0.072 R)
• M6: 1,339,499 km (0.061 R)
• M7: 1,642,136 km (0.071 R)
• M8: 1,817,165 km (0.115 R)
• M9: 2,345,246 km (0.093 R)
• M10: 2,548,400 km (0.108 R)
• M11: 2,885,444 km (0.05 R)
• M12: 3,053,891 km (0.111 R)
• M13: 3,410,682 km (0.113 R)
• M14: 3,527,667 km (0.12 R)
• M15: 4,179,765 km (0.104 R)
• M16: 6,469,958 km (0.115 R)
• M17: 7,401,205 km (0.092 R)
• M18: 7,797,490 km (0.069 R)
• M19: 9,664,022 km (0.095 R)
• M20: 15,300,870 km (0.038 R)
• M21: 15,491,608 km (0.037 R)
• M22: 16,204,591 km (0.09 R)
• M23: 16,871,498 km (0.046 R)
• M24: 18,618,502 km (0.084 R)
• M25: 22,631,166 km (0.062 R)
• M26: 23,972,760 km (0.118 R)
• M27: 24,837,734 km (0.104 R)
• M28: 25,101,176 km (0.063 R)
• M29: 25,992,929 km (0.042 R)
• M30: 26,173,793 km (0.118 R)
• M31: 26,537,914 km (0.088 R)
• M32: 30,669,209 km (0.073 R)
• M33: 32,101,459 km (0.073 R)
• M34: 35,208,906 km (0.034 R)
• M35: 35,541,313 km (0.088 R)
• M36: 38,863,881 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919.7

Radius: 5.4

Gravity: 31.54 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.01 AU - 12.07 AU

Year: 20541 Days

Day: 16.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,446,815 km

• M1: 74,949 km (0.099 R)
• M2: 250,427 km (0.107 R)
• M3: 590,463 km (0.088 R)
• M4: 964,009 km (0.068 R)
• M5: 1,449,753 km (0.039 R)
• M6: 1,638,097 km (0.095 R)
• M7: 2,106,637 km (0.036 R)
• M8: 2,326,546 km (0.093 R)
• M9: 4,356,888 km (0.093 R)
• M10: 5,131,805 km (0.051 R)
• M11: 5,531,381 km (0.081 R)
• M12: 7,192,366 km (0.094 R)
• M13: 8,109,551 km (0.114 R)
• M14: 8,541,290 km (0.03 R)
• M15: 13,586,179 km (0.104 R)
• M16: 14,584,446 km (0.039 R)
• M17: 18,051,975 km (0.116 R)
• M18: 22,031,877 km (0.098 R)
• M19: 22,239,818 km (0.049 R)
• M20: 30,754,779 km (0.052 R)
• M21: 31,538,223 km (0.087 R)
• M22: 32,067,949 km (0.098 R)
• M23: 34,805,441 km (0.101 R)
• M24: 35,229,102 km (0.09 R)
• M25: 43,617,802 km (0.069 R)
• M26: 48,183,679 km (0.092 R)
• M27: 52,131,716 km (0.118 R)
• M28: 59,852,313 km (0.068 R)
• M29: 67,641,126 km (0.084 R)
• M30: 73,269,596 km (0.063 R)
• M31: 76,316,007 km (0.076 R)
• M32: 80,425,760 km (0.1 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 13,332 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit