🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.3

Radius: 10.4

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.57 AU - 0.65 AU

Year: 329 Days

Day: 7 Hours

Environment

Temp: -154 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,206,328 km

• M1: 129,402 km (0.091 R)
• M2: 466,147 km (0.117 R)
• M3: 830,268 km (0.065 R)
• M4: 1,221,467 km (0.11 R)
• M5: 1,551,629 km (0.03 R)
• M6: 2,302,461 km (0.036 R)
• M7: 2,790,150 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.4

Radius: 9.3

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.85 AU - 1.35 AU

Year: 796 Days

Day: 10.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,206,328 km

• M1: 115,639 km (0.119 R)
• M2: 475,871 km (0.097 R)
• M3: 976,874 km (0.056 R)
• M4: 1,299,407 km (0.118 R)
• M5: 2,067,742 km (0.096 R)
• M6: 2,859,713 km (0.063 R)
• M7: 3,463,640 km (0.057 R)
• M8: 3,796,345 km (0.12 R)
• M9: 4,627,960 km (0.119 R)
• M10: 4,978,468 km (0.119 R)
• M11: 6,781,421 km (0.097 R)
• M12: 7,398,063 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.8

Radius: 10.6

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1 AU - 1.22 AU

Year: 807 Days

Day: 9.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,206,328 km

• M1: 131,796 km (0.107 R)
• M2: 492,775 km (0.049 R)
• M3: 997,668 km (0.114 R)
• M4: 1,471,594 km (0.049 R)
• M5: 1,986,959 km (0.089 R)
• M6: 3,641,063 km (0.065 R)
• M7: 4,257,406 km (0.118 R)
• M8: 6,199,635 km (0.092 R)
• M9: 7,058,626 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.2

Radius: 13.2

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.98 AU - 1.4 AU

Year: 896 Days

Day: 6.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,206,328 km

• M1: 166,802 km (0.031 R)
• M2: 726,746 km (0.102 R)
• M3: 1,216,081 km (0.091 R)
• M4: 1,655,749 km (0.095 R)
• M5: 2,233,646 km (0.096 R)
• M6: 3,169,829 km (0.104 R)
• M7: 3,699,855 km (0.083 R)
• M8: 4,401,020 km (0.111 R)
• M9: 5,010,332 km (0.088 R)
• M10: 5,503,706 km (0.111 R)
• M11: 6,009,496 km (0.048 R)
• M12: 6,482,674 km (0.098 R)
• M13: 7,069,846 km (0.071 R)
• M14: 7,907,893 km (0.09 R)
• M15: 8,630,301 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.9

Radius: 10

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.89 AU - 2.01 AU

Year: 1880 Days

Day: 8.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,206,328 km

• M1: 124,914 km (0.097 R)
• M2: 544,237 km (0.043 R)
• M3: 865,573 km (0.095 R)
• M4: 1,396,347 km (0.057 R)
• M5: 1,799,513 km (0.06 R)
• M6: 2,182,184 km (0.05 R)
• M7: 2,591,783 km (0.105 R)
• M8: 2,991,957 km (0.102 R)
• M9: 3,335,135 km (0.104 R)
• M10: 3,652,731 km (0.089 R)
• M11: 4,368,557 km (0.063 R)
• M12: 4,729,387 km (0.109 R)
• M13: 5,109,964 km (0.05 R)
• M14: 6,176,746 km (0.056 R)
• M15: 7,056,083 km (0.088 R)
• M16: 7,497,845 km (0.053 R)
• M17: 8,998,312 km (0.11 R)
• M18: 12,464,195 km (0.092 R)
• M19: 12,825,175 km (0.099 R)
• M20: 15,184,782 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.4

Radius: 12.7

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.61 AU - 3.63 AU

Year: 3804 Days

Day: 8.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,206,328 km

• M1: 158,275 km (0.109 R)
• M2: 554,559 km (0.079 R)
• M3: 1,299,557 km (0.114 R)
• M4: 2,125,187 km (0.083 R)
• M5: 2,776,387 km (0.112 R)
• M6: 3,221,441 km (0.06 R)
• M7: 3,714,366 km (0.108 R)
• M8: 4,457,418 km (0.082 R)
• M9: 5,715,536 km (0.119 R)
• M10: 6,919,051 km (0.11 R)
• M11: 7,419,606 km (0.095 R)
• M12: 8,079,332 km (0.118 R)
• M13: 9,403,124 km (0.07 R)
• M14: 10,176,395 km (0.065 R)
• M15: 11,805,965 km (0.05 R)
• M16: 12,798,547 km (0.115 R)
• M17: 16,111,840 km (0.054 R)
• M18: 16,937,920 km (0.104 R)
• M19: 21,431,989 km (0.05 R)
• M20: 23,183,332 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.7

Radius: 9.5

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.35 AU - 5.37 AU

Year: 8566 Days

Day: 12.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,206,328 km

• M1: 118,182 km (0.103 R)
• M2: 751,879 km (0.074 R)
• M3: 1,590,525 km (0.096 R)
• M4: 3,661,109 km (0.116 R)
• M5: 4,444,104 km (0.117 R)
• M6: 5,514,178 km (0.108 R)
• M7: 6,077,413 km (0.097 R)
• M8: 7,882,910 km (0.107 R)
• M9: 8,804,134 km (0.07 R)
• M10: 9,226,449 km (0.051 R)
• M11: 10,387,777 km (0.094 R)
• M12: 11,149,380 km (0.115 R)
• M13: 13,996,227 km (0.112 R)
• M14: 16,394,431 km (0.108 R)
• M15: 22,845,988 km (0.115 R)
• M16: 29,573,853 km (0.094 R)
• M17: 32,080,815 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.5

Radius: 4.9

Gravity: 36.09 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.6 AU - 5.64 AU

Year: 9196 Days

Day: 22.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,206,328 km

• M1: 64,626 km (0.071 R)
• M2: 239,805 km (0.059 R)
• M3: 951,592 km (0.08 R)
• M4: 1,305,241 km (0.049 R)
• M5: 2,088,985 km (0.074 R)
• M6: 2,307,398 km (0.056 R)
• M7: 3,435,515 km (0.091 R)
• M8: 4,008,325 km (0.049 R)
• M9: 5,144,372 km (0.084 R)
• M10: 5,308,331 km (0.083 R)
• M11: 6,071,729 km (0.104 R)
• M12: 6,671,167 km (0.068 R)
• M13: 6,905,737 km (0.097 R)
• M14: 8,659,473 km (0.103 R)
• M15: 10,584,049 km (0.049 R)
• M16: 11,119,909 km (0.116 R)
• M17: 13,321,990 km (0.053 R)
• M18: 14,524,906 km (0.117 R)
• M19: 14,853,124 km (0.076 R)
• M20: 16,285,823 km (0.079 R)
• M21: 17,808,280 km (0.046 R)
• M22: 20,063,019 km (0.096 R)
• M23: 22,940,534 km (0.069 R)
• M24: 23,565,255 km (0.038 R)
• M25: 24,018,387 km (0.116 R)
• M26: 27,057,318 km (0.076 R)
• M27: 30,878,945 km (0.073 R)
• M28: 34,230,087 km (0.107 R)
• M29: 38,938,231 km (0.107 R)
• M30: 39,571,330 km (0.066 R)
• M31: 42,840,492 km (0.119 R)
• M32: 43,109,618 km (0.114 R)
• M33: 45,582,022 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.8

Radius: 4.4

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.78 AU - 6.3 AU

Year: 10246 Days

Day: 24.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,206,328 km

• M1: 54,902 km (0.106 R)
• M2: 316,399 km (0.098 R)
• M3: 572,960 km (0.072 R)
• M4: 933,790 km (0.073 R)
• M5: 1,232,686 km (0.074 R)
• M6: 1,816,717 km (0.043 R)
• M7: 2,005,359 km (0.101 R)
• M8: 2,343,600 km (0.079 R)
• M9: 2,518,480 km (0.096 R)
• M10: 2,718,941 km (0.116 R)
• M11: 4,223,597 km (0.111 R)
• M12: 4,411,192 km (0.067 R)
• M13: 6,732,503 km (0.118 R)
• M14: 7,318,477 km (0.059 R)
• M15: 8,703,754 km (0.081 R)
• M16: 9,046,632 km (0.104 R)
• M17: 10,087,833 km (0.046 R)
• M18: 11,980,994 km (0.085 R)
• M19: 13,585,431 km (0.07 R)
• M20: 18,803,704 km (0.046 R)
• M21: 20,489,373 km (0.101 R)
• M22: 23,935,510 km (0.097 R)
• M23: 24,607,803 km (0.119 R)
• M24: 25,990,087 km (0.105 R)
• M25: 26,304,093 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.7

Radius: 3

Gravity: 69.63 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.2 AU - 9.2 AU

Year: 16208 Days

Day: 18.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 64,206,328 km

• M1: 38,147 km (0.102 R)
• M2: 205,996 km (0.113 R)
• M3: 341,532 km (0.106 R)
• M4: 720,613 km (0.075 R)
• M5: 980,913 km (0.102 R)
• M6: 1,139,337 km (0.11 R)
• M7: 1,314,367 km (0.115 R)
• M8: 2,139,998 km (0.117 R)
• M9: 2,428,273 km (0.11 R)
• M10: 3,006,319 km (0.063 R)
• M11: 3,132,131 km (0.063 R)
• M12: 4,082,825 km (0.1 R)
• M13: 4,557,649 km (0.116 R)
• M14: 5,923,776 km (0.073 R)
• M15: 6,827,946 km (0.112 R)
• M16: 8,350,703 km (0.115 R)
• M17: 8,499,403 km (0.088 R)
• M18: 8,751,326 km (0.094 R)
• M19: 9,008,036 km (0.078 R)
• M20: 10,597,364 km (0.067 R)
• M21: 11,126,342 km (0.107 R)
• M22: 12,300,236 km (0.116 R)
• M23: 12,687,395 km (0.102 R)
• M24: 15,182,987 km (0.099 R)
• M25: 16,312,900 km (0.099 R)
• M26: 17,741,111 km (0.059 R)
• M27: 18,823,152 km (0.101 R)
• M28: 20,482,342 km (0.117 R)
• M29: 22,236,527 km (0.114 R)
• M30: 27,325,697 km (0.08 R)
• M31: 27,763,570 km (0.1 R)
• M32: 30,723,663 km (0.089 R)
• M33: 31,916,107 km (0.116 R)
• M34: 36,861,065 km (0.109 R)
• M35: 43,915,951 km (0.095 R)
• M36: 44,818,624 km (0.093 R)
• M37: 44,970,167 km (0.072 R)
• M38: 47,285,942 km (0.058 R)
• M39: 47,916,497 km (0.086 R)
• M40: 50,988,938 km (0.107 R)
• M41: 51,985,858 km (0.098 R)
• M42: 58,602,572 km (0.05 R)
• M43: 60,247,999 km (0.058 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 13,564 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit