🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478

Radius: 10.5

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.04 AU - 1.62 AU

Year: 1023 Days

Day: 14.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 88,314,705 km

• M1: 136,284 km (0.089 R)
• M2: 487,689 km (0.086 R)
• M3: 1,368,372 km (0.071 R)
• M4: 1,873,564 km (0.076 R)
• M5: 2,221,828 km (0.101 R)
• M6: 3,638,819 km (0.101 R)
• M7: 4,123,366 km (0.073 R)
• M8: 5,901,187 km (0.097 R)
• M9: 6,903,643 km (0.116 R)
• M10: 7,648,640 km (0.046 R)
• M11: 9,216,276 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.5

Radius: 11.6

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.82 AU - 2.7 AU

Year: 2266 Days

Day: 14.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 88,314,705 km

• M1: 145,858 km (0.063 R)
• M2: 520,750 km (0.095 R)
• M3: 1,645,726 km (0.102 R)
• M4: 2,188,168 km (0.061 R)
• M5: 2,890,380 km (0.06 R)
• M6: 3,789,015 km (0.107 R)
• M7: 4,524,588 km (0.093 R)
• M8: 5,052,070 km (0.05 R)
• M9: 5,620,392 km (0.108 R)
• M10: 6,427,473 km (0.085 R)
• M11: 7,474,059 km (0.119 R)
• M12: 9,412,548 km (0.086 R)
• M13: 13,017,408 km (0.058 R)
• M14: 14,514,285 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.9

Radius: 10.2

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.84 AU - 2.9 AU

Year: 2433 Days

Day: 7 Hours

Environment

Temp: -204 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,314,705 km

• M1: 126,859 km (0.114 R)
• M2: 467,344 km (0.115 R)
• M3: 1,200,373 km (0.12 R)
• M4: 1,534,276 km (0.099 R)
• M5: 1,941,481 km (0.036 R)
• M6: 2,276,132 km (0.027 R)
• M7: 3,122,257 km (0.107 R)
• M8: 3,585,412 km (0.077 R)
• M9: 3,936,668 km (0.036 R)
• M10: 4,631,101 km (0.109 R)
• M11: 5,069,273 km (0.085 R)
• M12: 5,534,972 km (0.107 R)
• M13: 7,131,480 km (0.082 R)
• M14: 7,854,636 km (0.105 R)
• M15: 9,353,158 km (0.048 R)
• M16: 10,153,656 km (0.092 R)
• M17: 10,520,021 km (0.064 R)
• M18: 11,492,707 km (0.11 R)
• M19: 12,148,993 km (0.106 R)
• M20: 12,524,334 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.7

Radius: 14.8

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.61 AU - 3.73 AU

Year: 3764 Days

Day: 10.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,314,705 km

• M1: 185,801 km (0.112 R)
• M2: 718,967 km (0.097 R)
• M3: 1,221,766 km (0.112 R)
• M4: 2,402,841 km (0.111 R)
• M5: 5,333,762 km (0.069 R)
• M6: 6,314,975 km (0.057 R)
• M7: 6,913,965 km (0.038 R)
• M8: 7,447,580 km (0.083 R)
• M9: 12,519,995 km (0.062 R)
• M10: 13,622,532 km (0.061 R)
• M11: 15,008,107 km (0.12 R)
• M12: 26,230,341 km (0.063 R)
• M13: 27,121,944 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.9

Radius: 11.7

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.96 AU - 4.94 AU

Year: 5235 Days

Day: 11.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,314,705 km

• M1: 145,559 km (0.111 R)
• M2: 569,818 km (0.05 R)
• M3: 1,097,450 km (0.103 R)
• M4: 1,480,869 km (0.11 R)
• M5: 1,931,309 km (0.093 R)
• M6: 2,304,555 km (0.109 R)
• M7: 2,964,880 km (0.112 R)
• M8: 3,767,024 km (0.117 R)
• M9: 4,776,510 km (0.063 R)
• M10: 5,620,242 km (0.106 R)
• M11: 6,732,054 km (0.063 R)
• M12: 10,090,526 km (0.117 R)
• M13: 11,560,175 km (0.071 R)
• M14: 13,673,395 km (0.049 R)
• M15: 14,191,901 km (0.113 R)
• M16: 15,268,108 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.2

Radius: 9.6

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.37 AU - 4.77 AU

Year: 5475 Days

Day: 10.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,314,705 km

• M1: 119,379 km (0.03 R)
• M2: 575,503 km (0.03 R)
• M3: 904,170 km (0.101 R)
• M4: 1,454,241 km (0.102 R)
• M5: 1,785,451 km (0.042 R)
• M6: 2,120,699 km (0.118 R)
• M7: 2,480,781 km (0.088 R)
• M8: 3,283,374 km (0.089 R)
• M9: 3,837,933 km (0.03 R)
• M10: 4,249,776 km (0.089 R)
• M11: 4,799,249 km (0.06 R)
• M12: 7,631,586 km (0.064 R)
• M13: 9,528,636 km (0.075 R)
• M14: 10,940,092 km (0.107 R)
• M15: 11,326,055 km (0.045 R)
• M16: 11,720,844 km (0.096 R)
• M17: 14,516,080 km (0.066 R)
• M18: 15,278,730 km (0.097 R)
• M19: 15,761,332 km (0.092 R)
• M20: 17,596,001 km (0.072 R)
• M21: 18,667,122 km (0.051 R)
• M22: 20,066,310 km (0.078 R)
• M23: 21,459,216 km (0.094 R)
• M24: 23,388,729 km (0.07 R)
• M25: 23,949,123 km (0.11 R)
• M26: 26,799,112 km (0.045 R)
• M27: 31,196,691 km (0.055 R)
• M28: 32,169,825 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.3

Radius: 14.8

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.01 AU - 4.91 AU

Year: 6281 Days

Day: 11.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 88,314,705 km

• M1: 184,005 km (0.104 R)
• M2: 692,489 km (0.108 R)
• M3: 1,177,186 km (0.116 R)
• M4: 1,774,530 km (0.106 R)
• M5: 3,360,118 km (0.094 R)
• M6: 4,864,923 km (0.109 R)
• M7: 5,385,523 km (0.118 R)
• M8: 6,303,456 km (0.112 R)
• M9: 9,206,851 km (0.108 R)
• M10: 10,238,329 km (0.12 R)
• M11: 11,748,968 km (0.072 R)
• M12: 13,798,160 km (0.111 R)
• M13: 14,316,516 km (0.063 R)
• M14: 15,950,275 km (0.09 R)
• M15: 16,457,561 km (0.11 R)
• M16: 17,705,506 km (0.119 R)
• M17: 18,180,779 km (0.077 R)
• M18: 19,086,295 km (0.091 R)
• M19: 19,948,577 km (0.087 R)
• M20: 21,138,628 km (0.092 R)
• M21: 21,906,065 km (0.057 R)
• M22: 24,823,971 km (0.093 R)
• M23: 25,505,988 km (0.112 R)
• M24: 26,552,575 km (0.044 R)
• M25: 29,959,816 km (0.073 R)
• M26: 32,826,710 km (0.088 R)
• M27: 34,589,870 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.1

Radius: 12.6

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.55 AU - 5.53 AU

Year: 6451 Days

Day: 13 Hours

Environment

Temp: -230 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,314,705 km

• M1: 162,762 km (0.068 R)
• M2: 682,465 km (0.049 R)
• M3: 1,579,006 km (0.11 R)
• M4: 3,039,679 km (0.115 R)
• M5: 3,763,434 km (0.073 R)
• M6: 4,620,929 km (0.119 R)
• M7: 6,361,799 km (0.052 R)
• M8: 11,292,395 km (0.064 R)
• M9: 11,907,243 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.5

Radius: 6.4

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.96 AU - 8.08 AU

Year: 11102 Days

Day: 21.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,314,705 km

• M1: 90,357 km (0.111 R)
• M2: 324,627 km (0.09 R)
• M3: 812,017 km (0.058 R)
• M4: 1,571,077 km (0.07 R)
• M5: 2,397,455 km (0.117 R)
• M6: 4,577,246 km (0.119 R)
• M7: 5,663,626 km (0.085 R)
• M8: 5,939,035 km (0.104 R)
• M9: 6,165,826 km (0.094 R)
• M10: 9,132,501 km (0.096 R)
• M11: 12,933,933 km (0.103 R)
• M12: 21,872,705 km (0.086 R)
• M13: 23,314,379 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.9

Radius: 6.7

Gravity: 20.89 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 9.16 AU - 11.02 AU

Year: 21373 Days

Day: 19.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 88,314,705 km

• M1: 83,924 km (0.045 R)
• M2: 509,231 km (0.061 R)
• M3: 810,521 km (0.068 R)
• M4: 1,088,325 km (0.114 R)
• M5: 1,688,362 km (0.101 R)
• M6: 2,537,778 km (0.096 R)
• M7: 2,893,971 km (0.054 R)
• M8: 3,254,053 km (0.119 R)
• M9: 3,612,789 km (0.116 R)
• M10: 4,338,637 km (0.109 R)
• M11: 6,164,330 km (0.086 R)
• M12: 7,548,110 km (0.071 R)
• M13: 8,339,782 km (0.09 R)
• M14: 8,954,480 km (0.112 R)
• M15: 10,719,884 km (0.119 R)
• M16: 11,514,099 km (0.059 R)
• M17: 11,787,265 km (0.114 R)
• M18: 14,523,859 km (0.083 R)
• M19: 18,575,268 km (0.095 R)
• M20: 19,621,706 km (0.115 R)
• M21: 28,691,675 km (0.054 R)
• M22: 32,198,997 km (0.093 R)
• M23: 33,567,369 km (0.115 R)
• M24: 36,127,437 km (0.101 R)
• M25: 37,305,969 km (0.113 R)
• M26: 40,363,899 km (0.098 R)
• M27: 41,472,419 km (0.1 R)
• M28: 42,601,135 km (0.099 R)
• M29: 44,082,304 km (0.118 R)
• M30: 49,267,216 km (0.112 R)
• M31: 50,350,754 km (0.074 R)
• M32: 58,384,459 km (0.079 R)
• M33: 60,621,396 km (0.087 R)
• M34: 66,791,410 km (0.097 R)
• M35: 69,237,036 km (0.116 R)
• M36: 72,435,289 km (0.149 R)
• M37: 72,900,090 km (0.209 R)
• M38: 80,609,765 km (0.111 R)
• M39: 82,113,224 km (0.119 R)
• M40: 86,214,001 km (0.104 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: 187 - 19,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit