🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.46 AU - 0.66 AU

Year: 271 Days

Day: 29.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.47 AU - 0.69 AU

Year: 285 Days

Day: 46.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,156,260 km

• M1: 633,397 km (0.114 R)
• M2: 730,486 km (0.099 R)

Asteroid Belt

Center: 0.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.9

Radius: 13.8

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.85 AU - 1.31 AU

Year: 725 Days

Day: 12.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,156,260 km

• M1: 171,589 km (0.063 R)
• M2: 772,972 km (0.101 R)
• M3: 1,406,220 km (0.094 R)
• M4: 1,853,069 km (0.069 R)
• M5: 2,297,225 km (0.087 R)
• M6: 2,813,487 km (0.093 R)
• M7: 3,605,009 km (0.088 R)
• M8: 4,172,285 km (0.1 R)
• M9: 4,733,426 km (0.036 R)
• M10: 5,856,158 km (0.097 R)
• M11: 6,440,338 km (0.087 R)
• M12: 7,279,881 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.7

Radius: 10.1

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.43 AU - 1.53 AU

Year: 1163 Days

Day: 13.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,156,260 km

• M1: 126,410 km (0.116 R)
• M2: 604,974 km (0.071 R)
• M3: 1,579,006 km (0.075 R)
• M4: 2,062,207 km (0.114 R)
• M5: 3,031,900 km (0.084 R)
• M6: 3,627,000 km (0.107 R)
• M7: 4,636,337 km (0.051 R)
• M8: 5,246,397 km (0.079 R)
• M9: 6,039,266 km (0.12 R)
• M10: 7,375,923 km (0.06 R)
• M11: 8,047,169 km (0.106 R)
• M12: 8,562,982 km (0.081 R)
• M13: 9,363,331 km (0.12 R)
• M14: 10,401,241 km (0.114 R)
• M15: 11,046,756 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.2

Radius: 15

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.8 AU - 2.1 AU

Year: 1758 Days

Day: 14.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,156,260 km

• M1: 186,549 km (0.092 R)
• M2: 679,174 km (0.069 R)
• M3: 1,279,959 km (0.056 R)
• M4: 2,018,225 km (0.098 R)
• M5: 3,204,686 km (0.09 R)
• M6: 4,162,710 km (0.112 R)
• M7: 5,179,527 km (0.09 R)
• M8: 5,960,877 km (0.065 R)
• M9: 7,149,731 km (0.108 R)
• M10: 8,120,023 km (0.115 R)
• M11: 8,994,273 km (0.084 R)
• M12: 10,158,144 km (0.056 R)
• M13: 11,349,392 km (0.077 R)
• M14: 12,144,804 km (0.117 R)
• M15: 12,977,017 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.1

Radius: 9.9

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.3 AU - 4.7 AU

Year: 5165 Days

Day: 10.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,156,260 km

• M1: 124,017 km (0.076 R)
• M2: 609,761 km (0.082 R)
• M3: 1,355,357 km (0.071 R)
• M4: 1,690,606 km (0.112 R)
• M5: 2,017,028 km (0.11 R)
• M6: 2,356,914 km (0.079 R)
• M7: 3,278,587 km (0.077 R)
• M8: 3,752,214 km (0.117 R)
• M9: 4,270,870 km (0.096 R)
• M10: 5,375,500 km (0.035 R)
• M11: 6,988,913 km (0.045 R)
• M12: 7,296,786 km (0.096 R)
• M13: 7,775,499 km (0.092 R)
• M14: 8,690,140 km (0.035 R)
• M15: 9,750,789 km (0.1 R)
• M16: 10,854,522 km (0.108 R)
• M17: 11,521,579 km (0.107 R)
• M18: 11,908,738 km (0.075 R)
• M19: 12,483,194 km (0.105 R)
• M20: 13,831,221 km (0.111 R)
• M21: 14,665,229 km (0.099 R)
• M22: 15,428,776 km (0.057 R)
• M23: 16,541,785 km (0.11 R)
• M24: 17,369,061 km (0.074 R)
• M25: 19,466,722 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.3

Radius: 6.6

Gravity: 20.65 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.16 AU - 7.98 AU

Year: 10873 Days

Day: 15.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 70,156,260 km

• M1: 82,129 km (0.082 R)
• M2: 322,084 km (0.096 R)
• M3: 1,504,805 km (0.107 R)
• M4: 1,864,139 km (0.086 R)
• M5: 2,540,471 km (0.078 R)
• M6: 2,934,811 km (0.046 R)
• M7: 4,187,693 km (0.098 R)
• M8: 4,932,541 km (0.098 R)
• M9: 5,199,573 km (0.117 R)
• M10: 5,762,360 km (0.118 R)
• M11: 6,482,674 km (0.107 R)
• M12: 6,762,721 km (0.117 R)
• M13: 7,476,453 km (0.03 R)
• M14: 8,856,792 km (0.111 R)
• M15: 9,814,069 km (0.1 R)
• M16: 10,783,015 km (0.086 R)
• M17: 11,463,386 km (0.059 R)
• M18: 11,873,284 km (0.095 R)
• M19: 19,171,416 km (0.101 R)
• M20: 20,338,130 km (0.051 R)
• M21: 25,282,938 km (0.081 R)
• M22: 32,344,556 km (0.113 R)
• M23: 33,636,483 km (0.083 R)
• M24: 34,114,598 km (0.06 R)
• M25: 36,573,837 km (0.079 R)
• M26: 37,206,636 km (0.046 R)
• M27: 37,461,850 km (0.103 R)
• M28: 38,624,525 km (0.094 R)
• M29: 42,534,415 km (0.101 R)
• M30: 44,944,735 km (0.095 R)
• M31: 52,079,956 km (0.079 R)
• M32: 52,399,347 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.7

Radius: 7.6

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.62 AU - 9.3 AU

Year: 13156 Days

Day: 17.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,156,260 km

• M1: 94,546 km (0.099 R)
• M2: 384,616 km (0.086 R)
• M3: 953,238 km (0.034 R)
• M4: 1,578,407 km (0.051 R)
• M5: 2,870,334 km (0.098 R)
• M6: 3,635,527 km (0.101 R)
• M7: 4,447,844 km (0.116 R)
• M8: 5,102,783 km (0.052 R)
• M9: 7,570,251 km (0.116 R)
• M10: 9,017,610 km (0.083 R)
• M11: 10,987,066 km (0.09 R)
• M12: 11,755,101 km (0.054 R)
• M13: 13,397,686 km (0.07 R)
• M14: 14,695,747 km (0.114 R)
• M15: 15,187,774 km (0.108 R)
• M16: 15,438,051 km (0.111 R)
• M17: 16,796,849 km (0.056 R)
• M18: 21,584,878 km (0.113 R)
• M19: 21,980,864 km (0.045 R)
• M20: 30,358,045 km (0.094 R)
• M21: 32,070,642 km (0.106 R)
• M22: 32,379,412 km (0.097 R)
• M23: 33,212,522 km (0.056 R)
• M24: 36,688,279 km (0.103 R)
• M25: 39,213,791 km (0.046 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 972.3

Radius: 3.9

Gravity: 63.93 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.14 AU - 8.16 AU

Year: 15023 Days

Day: 19.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 55.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,156,260 km

• M1: 48,470 km (0.104 R)
• M2: 203,603 km (0.118 R)
• M3: 359,932 km (0.107 R)
• M4: 604,974 km (0.067 R)
• M5: 941,719 km (0.062 R)
• M6: 1,074,262 km (0.112 R)
• M7: 1,362,537 km (0.111 R)
• M8: 1,665,922 km (0.039 R)
• M9: 2,586,098 km (0.103 R)
• M10: 5,317,456 km (0.085 R)
• M11: 6,104,491 km (0.063 R)
• M12: 6,743,722 km (0.087 R)
• M13: 7,286,314 km (0.094 R)
• M14: 9,806,140 km (0.1 R)
• M15: 10,383,439 km (0.1 R)
• M16: 10,800,667 km (0.12 R)
• M17: 10,982,877 km (0.063 R)
• M18: 14,772,939 km (0.096 R)
• M19: 16,075,937 km (0.083 R)
• M20: 16,714,720 km (0.092 R)
• M21: 19,890,982 km (0.08 R)
• M22: 21,958,275 km (0.036 R)
• M23: 24,061,172 km (0.059 R)
• M24: 30,922,927 km (0.071 R)
• M25: 32,034,290 km (0.091 R)
• M26: 39,123,882 km (0.106 R)
• M27: 42,803,242 km (0.1 R)
• M28: 44,027,551 km (0.12 R)
• M29: 52,213,397 km (0.072 R)
• M30: 58,137,173 km (0.032 R)
• M31: 58,323,423 km (0.118 R)
• M32: 60,017,020 km (0.056 R)
• M33: 62,520,690 km (0.083 R)
• M34: 65,898,610 km (0.084 R)
• M35: 70,659,562 km (0.058 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.6

Radius: 3.4

Gravity: 57.23 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.34 AU - 10.06 AU

Year: 18018 Days

Day: 16.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,156,260 km

• M1: 42,336 km (0.036 R)
• M2: 157,527 km (0.037 R)
• M3: 293,361 km (0.069 R)
• M4: 431,141 km (0.086 R)
• M5: 710,291 km (0.098 R)
• M6: 830,268 km (0.101 R)
• M7: 1,879,099 km (0.058 R)
• M8: 2,516,386 km (0.075 R)
• M9: 3,829,107 km (0.109 R)
• M10: 4,529,524 km (0.1 R)
• M11: 4,699,916 km (0.07 R)
• M12: 5,695,041 km (0.104 R)
• M13: 6,516,932 km (0.093 R)
• M14: 7,991,817 km (0.113 R)
• M15: 8,494,765 km (0.107 R)
• M16: 9,179,774 km (0.095 R)
• M17: 9,508,141 km (0.11 R)
• M18: 10,539,768 km (0.09 R)
• M19: 11,205,778 km (0.101 R)
• M20: 11,329,944 km (0.083 R)
• M21: 12,554,403 km (0.104 R)
• M22: 15,111,330 km (0.107 R)
• M23: 17,077,943 km (0.109 R)
• M24: 17,994,829 km (0.113 R)
• M25: 24,715,064 km (0.074 R)
• M26: 33,959,016 km (0.078 R)
• M27: 38,984,457 km (0.078 R)
• M28: 44,950,570 km (0.097 R)
• M29: 45,736,557 km (0.111 R)
• M30: 46,852,258 km (0.118 R)
• M31: 48,149,571 km (0.113 R)
• M32: 48,477,489 km (0.047 R)
• M33: 53,402,401 km (0.06 R)
• M34: 62,853,246 km (0.09 R)
• M35: 69,736,394 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 13,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit