🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.68 AU - 0.98 AU

Year: 288 Days

Day: 24.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 64,392,189 km

• M1: 129,851 km (0.088 R)
• M2: 369,507 km (0.09 R)

Asteroid Belt

Center: 4.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.4

Radius: 8.8

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 6.75 AU - 11.03 AU

Year: 10094 Days

Day: 14.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,392,189 km

• M1: 109,506 km (0.112 R)
• M2: 386,262 km (0.107 R)
• M3: 814,560 km (0.031 R)
• M4: 1,356,105 km (0.065 R)
• M5: 2,230,205 km (0.115 R)
• M6: 3,126,147 km (0.08 R)
• M7: 3,827,611 km (0.034 R)
• M8: 4,508,880 km (0.12 R)
• M9: 5,403,325 km (0.096 R)
• M10: 6,222,823 km (0.103 R)
• M11: 9,082,536 km (0.111 R)
• M12: 10,290,987 km (0.111 R)
• M13: 11,209,368 km (0.044 R)
• M14: 14,622,743 km (0.103 R)
• M15: 16,420,610 km (0.111 R)
• M16: 17,522,249 km (0.107 R)
• M17: 19,386,388 km (0.094 R)
• M18: 21,985,053 km (0.109 R)
• M19: 28,690,029 km (0.119 R)
• M20: 29,854,349 km (0.065 R)
• M21: 30,285,341 km (0.108 R)
• M22: 32,163,991 km (0.113 R)
• M23: 34,001,801 km (0.072 R)
• M24: 36,396,115 km (0.09 R)
• M25: 43,971,751 km (0.111 R)
• M26: 44,810,845 km (0.119 R)
• M27: 45,945,994 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.1

Radius: 10.8

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 8.03 AU - 10.09 AU

Year: 10385 Days

Day: 9 Hours

Environment

Temp: -177 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,392,189 km

• M1: 137,929 km (0.106 R)
• M2: 664,514 km (0.11 R)
• M3: 3,062,418 km (0.094 R)
• M4: 4,808,824 km (0.118 R)
• M5: 5,760,116 km (0.12 R)
• M6: 7,296,786 km (0.044 R)
• M7: 7,990,920 km (0.115 R)
• M8: 10,744,867 km (0.092 R)
• M9: 11,589,197 km (0.1 R)
• M10: 13,710,346 km (0.095 R)
• M11: 14,639,947 km (0.115 R)
• M12: 15,743,680 km (0.103 R)
• M13: 18,116,302 km (0.102 R)
• M14: 19,541,222 km (0.095 R)
• M15: 20,006,322 km (0.098 R)
• M16: 20,478,752 km (0.082 R)
• M17: 20,958,662 km (0.118 R)
• M18: 22,107,723 km (0.105 R)
• M19: 22,697,887 km (0.076 R)
• M20: 23,298,372 km (0.117 R)
• M21: 26,367,074 km (0.102 R)
• M22: 28,194,411 km (0.086 R)
• M23: 29,391,045 km (0.115 R)
• M24: 29,797,502 km (0.109 R)
• M25: 35,656,503 km (0.11 R)
• M26: 38,249,034 km (0.105 R)
• M27: 38,977,276 km (0.119 R)
• M28: 43,018,663 km (0.115 R)
• M29: 43,411,208 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.4

Radius: 13.6

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.35 AU - 11.51 AU

Year: 11027 Days

Day: 5.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,392,189 km

• M1: 173,234 km (0.086 R)
• M2: 979,118 km (0.068 R)
• M3: 1,728,005 km (0.055 R)
• M4: 5,193,140 km (0.104 R)
• M5: 5,962,971 km (0.045 R)
• M6: 7,051,595 km (0.067 R)
• M7: 9,122,329 km (0.092 R)
• M8: 14,364,238 km (0.103 R)
• M9: 17,963,862 km (0.096 R)
• M10: 19,151,519 km (0.097 R)
• M11: 20,475,461 km (0.102 R)
• M12: 23,305,104 km (0.095 R)
• M13: 26,992,692 km (0.074 R)
• M14: 30,940,729 km (0.065 R)
• M15: 33,816,599 km (0.1 R)
• M16: 35,015,326 km (0.115 R)
• M17: 36,615,874 km (0.115 R)
• M18: 37,752,070 km (0.111 R)
• M19: 40,897,066 km (0.07 R)
• M20: 43,088,226 km (0.068 R)
• M21: 49,058,677 km (0.114 R)
• M22: 49,976,310 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.3

Radius: 8.9

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 8.67 AU - 13.63 AU

Year: 14178 Days

Day: 6.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,392,189 km

• M1: 112,049 km (0.111 R)
• M2: 462,108 km (0.103 R)
• M3: 745,297 km (0.092 R)
• M4: 1,303,147 km (0.079 R)
• M5: 3,213,811 km (0.111 R)
• M6: 4,240,950 km (0.11 R)
• M7: 5,188,204 km (0.063 R)
• M8: 5,619,046 km (0.065 R)
• M9: 6,073,674 km (0.079 R)
• M10: 9,650,409 km (0.078 R)
• M11: 10,137,201 km (0.108 R)
• M12: 10,984,822 km (0.117 R)
• M13: 16,396,974 km (0.113 R)
• M14: 17,247,139 km (0.089 R)
• M15: 17,964,460 km (0.112 R)
• M16: 19,035,282 km (0.098 R)
• M17: 19,543,765 km (0.114 R)
• M18: 20,323,320 km (0.113 R)
• M19: 20,676,371 km (0.084 R)
• M20: 25,646,461 km (0.099 R)
• M21: 34,012,123 km (0.091 R)
• M22: 37,072,896 km (0.11 R)
• M23: 37,600,228 km (0.104 R)
• M24: 47,040,751 km (0.094 R)
• M25: 49,069,598 km (0.047 R)
• M26: 55,333,560 km (0.052 R)
• M27: 59,013,966 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.4

Radius: 6.5

Gravity: 20.91 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 9.5 AU - 14.4 AU

Year: 15731 Days

Day: 16.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,392,189 km

• M1: 86,019 km (0.059 R)
• M2: 295,755 km (0.093 R)
• M3: 603,478 km (0.119 R)
• M4: 1,079,797 km (0.106 R)
• M5: 1,334,114 km (0.043 R)
• M6: 1,729,800 km (0.099 R)
• M7: 1,984,117 km (0.105 R)
• M8: 2,412,415 km (0.087 R)
• M9: 3,827,910 km (0.099 R)
• M10: 4,425,105 km (0.117 R)
• M11: 6,209,060 km (0.116 R)
• M12: 6,461,431 km (0.099 R)
• M13: 8,172,382 km (0.101 R)
• M14: 8,424,754 km (0.079 R)
• M15: 9,541,801 km (0.102 R)
• M16: 10,456,742 km (0.072 R)
• M17: 11,936,863 km (0.064 R)
• M18: 15,923,646 km (0.091 R)
• M19: 17,125,515 km (0.092 R)
• M20: 17,790,478 km (0.074 R)
• M21: 22,342,891 km (0.077 R)
• M22: 22,936,495 km (0.049 R)
• M23: 23,439,144 km (0.119 R)
• M24: 23,846,499 km (0.096 R)
• M25: 27,277,676 km (0.069 R)
• M26: 31,391,916 km (0.109 R)
• M27: 37,959,562 km (0.104 R)
• M28: 40,240,182 km (0.107 R)
• M29: 50,615,841 km (0.066 R)
• M30: 53,374,875 km (0.106 R)
• M31: 57,514,248 km (0.12 R)
• M32: 61,862,459 km (0.07 R)
• M33: 62,445,293 km (0.037 R)
• M34: 68,269,587 km (0.025 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.8

Radius: 4.3

Gravity: 34.55 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 10 AU - 15.16 AU

Year: 16991 Days

Day: 22.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,392,189 km

• M1: 53,706 km (0.096 R)
• M2: 517,758 km (0.081 R)
• M3: 1,009,486 km (0.042 R)
• M4: 1,746,705 km (0.112 R)
• M5: 2,649,229 km (0.112 R)
• M6: 3,709,429 km (0.094 R)
• M7: 4,036,300 km (0.119 R)
• M8: 6,709,465 km (0.079 R)
• M9: 7,194,162 km (0.091 R)
• M10: 12,919,272 km (0.069 R)
• M11: 16,713,523 km (0.028 R)
• M12: 18,776,627 km (0.061 R)
• M13: 20,003,030 km (0.071 R)
• M14: 25,025,929 km (0.119 R)
• M15: 25,549,072 km (0.101 R)
• M16: 27,603,650 km (0.101 R)
• M17: 34,294,863 km (0.106 R)
• M18: 36,924,345 km (0.092 R)
• M19: 37,875,638 km (0.113 R)
• M20: 38,426,307 km (0.076 R)
• M21: 40,110,779 km (0.111 R)
• M22: 41,260,738 km (0.116 R)
• M23: 55,570,223 km (0.029 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.6

Radius: 4.6

Gravity: 13.21 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 14.16 AU - 17.84 AU

Year: 24371 Days

Day: 18.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,392,189 km

• M1: 71,807 km (0.029 R)
• M2: 229,932 km (0.101 R)
• M3: 1,086,829 km (0.106 R)
• M4: 1,295,518 km (0.061 R)
• M5: 1,562,251 km (0.088 R)
• M6: 1,936,993 km (0.108 R)
• M7: 2,519,527 km (0.09 R)
• M8: 5,841,946 km (0.103 R)
• M9: 13,540,851 km (0.109 R)
• M10: 15,242,078 km (0.082 R)
• M11: 21,654,591 km (0.073 R)
• M12: 22,124,179 km (0.086 R)
• M13: 25,394,388 km (0.081 R)
• M14: 28,522,330 km (0.077 R)
• M15: 28,747,026 km (0.102 R)
• M16: 35,141,587 km (0.044 R)
• M17: 37,243,437 km (0.11 R)
• M18: 38,598,794 km (0.093 R)
• M19: 55,565,586 km (0.045 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 18,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit