🌌 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: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.8

Radius: 10.4

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.7 AU - 0.7 AU

Year: 404 Days

Day: 12.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,620,062 km

• M1: 129,552 km (0.074 R)
• M2: 528,978 km (0.082 R)
• M3: 941,868 km (0.095 R)
• M4: 1,275,771 km (0.107 R)
• M5: 1,608,028 km (0.056 R)
• M6: 2,057,868 km (0.109 R)
• M7: 2,478,986 km (0.103 R)
• M8: 2,918,954 km (0.08 R)
• M9: 3,761,339 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.2

Radius: 14.2

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.92 AU - 1.32 AU

Year: 818 Days

Day: 10.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,620,062 km

• M1: 176,525 km (0.104 R)
• M2: 661,223 km (0.045 R)
• M3: 1,760,468 km (0.099 R)
• M4: 2,476,892 km (0.095 R)
• M5: 3,148,886 km (0.114 R)
• M6: 3,761,190 km (0.11 R)
• M7: 4,529,076 km (0.09 R)
• M8: 5,091,863 km (0.101 R)
• M9: 5,774,029 km (0.113 R)
• M10: 6,737,140 km (0.038 R)
• M11: 7,214,956 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.3

Radius: 15

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.01 AU - 3.31 AU

Year: 2995 Days

Day: 13.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,620,062 km

• M1: 186,549 km (0.085 R)
• M2: 726,447 km (0.11 R)
• M3: 1,406,818 km (0.105 R)
• M4: 1,900,940 km (0.12 R)
• M5: 2,674,361 km (0.113 R)
• M6: 5,748,298 km (0.03 R)
• M7: 6,352,524 km (0.042 R)
• M8: 7,374,577 km (0.106 R)
• M9: 9,318,451 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.6

Radius: 14.5

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.87 AU - 4.17 AU

Year: 4559 Days

Day: 14.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,620,062 km

• M1: 183,108 km (0.074 R)
• M2: 642,074 km (0.077 R)
• M3: 1,496,577 km (0.09 R)
• M4: 2,182,334 km (0.037 R)
• M5: 3,251,510 km (0.028 R)
• M6: 4,576,348 km (0.077 R)
• M7: 5,057,156 km (0.06 R)
• M8: 5,925,272 km (0.056 R)
• M9: 6,557,772 km (0.086 R)
• M10: 7,235,002 km (0.07 R)
• M11: 7,790,010 km (0.063 R)
• M12: 8,586,170 km (0.117 R)
• M13: 9,705,461 km (0.115 R)
• M14: 11,784,722 km (0.111 R)
• M15: 12,928,996 km (0.063 R)
• M16: 14,046,193 km (0.074 R)
• M17: 14,860,604 km (0.107 R)
• M18: 17,493,975 km (0.064 R)
• M19: 20,553,551 km (0.093 R)
• M20: 21,670,598 km (0.119 R)
• M21: 22,551,729 km (0.091 R)
• M22: 23,739,985 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.4

Radius: 13.6

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.4 AU - 4.58 AU

Year: 5501 Days

Day: 13 Hours

Environment

Temp: -216 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,620,062 km

• M1: 170,841 km (0.059 R)
• M2: 607,667 km (0.118 R)
• M3: 1,259,464 km (0.085 R)
• M4: 2,426,029 km (0.107 R)
• M5: 3,124,800 km (0.108 R)
• M6: 4,954,083 km (0.039 R)
• M7: 5,957,436 km (0.1 R)
• M8: 6,541,316 km (0.111 R)
• M9: 8,525,583 km (0.116 R)
• M10: 9,920,284 km (0.087 R)
• M11: 10,836,870 km (0.051 R)
• M12: 11,267,263 km (0.108 R)
• M13: 12,213,769 km (0.076 R)
• M14: 14,265,204 km (0.098 R)
• M15: 21,864,178 km (0.103 R)
• M16: 22,476,033 km (0.101 R)
• M17: 23,894,370 km (0.103 R)
• M18: 24,461,795 km (0.096 R)
• M19: 25,539,498 km (0.038 R)
• M20: 26,047,383 km (0.074 R)
• M21: 27,789,600 km (0.097 R)
• M22: 28,689,132 km (0.097 R)
• M23: 29,422,760 km (0.108 R)
• M24: 31,023,158 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.7

Radius: 8.2

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.19 AU - 5.21 AU

Year: 8185 Days

Day: 10.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,620,062 km

• M1: 102,026 km (0.084 R)
• M2: 436,078 km (0.072 R)
• M3: 799,750 km (0.113 R)
• M4: 1,058,106 km (0.094 R)
• M5: 2,850,887 km (0.099 R)
• M6: 4,227,037 km (0.094 R)
• M7: 5,003,600 km (0.093 R)
• M8: 5,561,899 km (0.093 R)
• M9: 6,226,563 km (0.118 R)
• M10: 10,000,019 km (0.102 R)
• M11: 12,025,574 km (0.025 R)
• M12: 15,615,325 km (0.087 R)
• M13: 16,804,927 km (0.115 R)
• M14: 19,647,137 km (0.101 R)
• M15: 20,222,640 km (0.083 R)
• M16: 20,587,958 km (0.117 R)
• M17: 22,248,195 km (0.037 R)
• M18: 22,559,508 km (0.067 R)
• M19: 23,270,248 km (0.083 R)
• M20: 23,671,469 km (0.118 R)
• M21: 24,653,430 km (0.095 R)
• M22: 24,986,734 km (0.088 R)
• M23: 27,672,465 km (0.069 R)
• M24: 30,640,636 km (0.067 R)
• M25: 32,900,611 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788

Radius: 14

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.05 AU - 6.55 AU

Year: 8422 Days

Day: 11.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,620,062 km

• M1: 175,927 km (0.097 R)
• M2: 814,261 km (0.098 R)
• M3: 1,636,152 km (0.115 R)
• M4: 2,087,040 km (0.081 R)
• M5: 2,780,276 km (0.11 R)
• M6: 3,363,110 km (0.101 R)
• M7: 4,376,935 km (0.089 R)
• M8: 6,339,659 km (0.092 R)
• M9: 6,854,275 km (0.088 R)
• M10: 7,597,328 km (0.081 R)
• M11: 8,524,236 km (0.092 R)
• M12: 9,431,099 km (0.119 R)
• M13: 12,597,637 km (0.045 R)
• M14: 15,941,598 km (0.082 R)
• M15: 18,107,925 km (0.105 R)
• M16: 18,548,939 km (0.091 R)
• M17: 19,148,079 km (0.09 R)
• M18: 20,543,378 km (0.12 R)
• M19: 21,347,317 km (0.077 R)
• M20: 23,623,149 km (0.117 R)
• M21: 24,327,456 km (0.092 R)
• M22: 24,774,754 km (0.109 R)
• M23: 25,963,309 km (0.09 R)
• M24: 28,951,078 km (0.091 R)
• M25: 30,166,859 km (0.089 R)
• M26: 31,522,067 km (0.104 R)
• M27: 37,114,484 km (0.079 R)
• M28: 38,913,099 km (0.084 R)
• M29: 40,643,797 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.8

Radius: 6.5

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.73 AU - 6.47 AU

Year: 9147 Days

Day: 20.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,620,062 km

• M1: 81,082 km (0.113 R)
• M2: 320,139 km (0.11 R)
• M3: 569,070 km (0.104 R)
• M4: 876,793 km (0.089 R)
• M5: 1,653,954 km (0.084 R)
• M6: 1,926,372 km (0.107 R)
• M7: 2,139,100 km (0.084 R)
• M8: 3,369,393 km (0.083 R)
• M9: 5,198,825 km (0.065 R)
• M10: 7,605,406 km (0.117 R)
• M11: 8,104,465 km (0.078 R)
• M12: 8,324,972 km (0.069 R)
• M13: 11,476,251 km (0.047 R)
• M14: 11,848,301 km (0.08 R)
• M15: 14,358,703 km (0.091 R)
• M16: 15,851,690 km (0.098 R)
• M17: 16,081,472 km (0.066 R)
• M18: 16,371,692 km (0.105 R)
• M19: 21,363,623 km (0.113 R)
• M20: 26,469,997 km (0.092 R)
• M21: 26,793,427 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221

Radius: 7

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.59 AU - 6.65 AU

Year: 11757 Days

Day: 22.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,620,062 km

• M1: 87,066 km (0.092 R)
• M2: 329,863 km (0.117 R)
• M3: 567,275 km (0.036 R)
• M4: 1,721,572 km (0.1 R)
• M5: 2,029,146 km (0.117 R)
• M6: 2,270,896 km (0.051 R)
• M7: 3,199,150 km (0.053 R)
• M8: 5,135,695 km (0.084 R)
• M9: 5,839,852 km (0.05 R)
• M10: 9,530,282 km (0.092 R)
• M11: 10,027,994 km (0.054 R)
• M12: 10,831,035 km (0.094 R)
• M13: 11,984,734 km (0.069 R)
• M14: 12,351,698 km (0.107 R)
• M15: 14,182,925 km (0.107 R)
• M16: 16,124,706 km (0.111 R)
• M17: 16,636,480 km (0.062 R)
• M18: 17,692,491 km (0.088 R)
• M19: 18,374,807 km (0.12 R)
• M20: 19,359,311 km (0.065 R)
• M21: 23,568,845 km (0.113 R)
• M22: 25,410,844 km (0.114 R)
• M23: 27,436,997 km (0.051 R)
• M24: 30,528,737 km (0.107 R)
• M25: 33,741,201 km (0.05 R)
• M26: 34,789,434 km (0.109 R)
• M27: 36,511,754 km (0.039 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.7

Radius: 4.8

Gravity: 30.8 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 5.61 AU - 8.51 AU

Year: 12948 Days

Day: 21.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 57,620,062 km

• M1: 59,690 km (0.114 R)
• M2: 384,317 km (0.083 R)
• M3: 855,401 km (0.04 R)
• M4: 1,014,124 km (0.102 R)
• M5: 2,053,979 km (0.08 R)
• M6: 3,218,149 km (0.093 R)
• M7: 3,553,548 km (0.118 R)
• M8: 3,911,835 km (0.093 R)
• M9: 5,063,888 km (0.109 R)
• M10: 5,339,896 km (0.117 R)
• M11: 6,267,552 km (0.103 R)
• M12: 7,650,286 km (0.105 R)
• M13: 9,224,504 km (0.077 R)
• M14: 10,114,162 km (0.117 R)
• M15: 10,276,925 km (0.116 R)
• M16: 10,775,684 km (0.086 R)
• M17: 11,348,644 km (0.097 R)
• M18: 11,941,650 km (0.113 R)
• M19: 12,123,411 km (0.105 R)
• M20: 17,762,204 km (0.073 R)
• M21: 17,920,030 km (0.108 R)
• M22: 18,238,524 km (0.068 R)
• M23: 21,904,120 km (0.093 R)
• M24: 24,343,014 km (0.027 R)
• M25: 25,227,736 km (0.057 R)
• M26: 26,853,117 km (0.053 R)
• M27: 27,585,698 km (0.107 R)
• M28: 30,649,612 km (0.115 R)
• M29: 32,734,557 km (0.106 R)
• M30: 39,151,857 km (0.095 R)
• M31: 42,583,183 km (0.069 R)
• M32: 45,912,185 km (0.096 R)
• M33: 47,563,895 km (0.073 R)
• M34: 47,716,036 km (0.096 R)
• M35: 48,635,315 km (0.047 R)
• M36: 50,667,752 km (0.115 R)
• M37: 52,107,631 km (0.089 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 14,521 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit