🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.57 AU - 0.89 AU

Year: 236 Days

Day: 21.8 Hours

Environment

Temp: 176 °C

Axial Tilt: 153.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,679,435 km

• M1: 559,047 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.76 AU - 0.98 AU

Year: 307 Days

Day: 22.4 Hours

Environment

Temp: 43 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.05 AU - 1.27 AU

Year: 473 Days

Day: 19.6 Hours

Environment

Temp: -15 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 53,679,435 km

• M1: 28,124 km (0.107 R)
• M2: 488,437 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.21 AU - 1.47 AU

Year: 587 Days

Day: 41.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.51 AU - 1.55 AU

Year: 717 Days

Day: 40.3 Hours

Environment

Temp: -46 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.11 AU - 4.85 AU

Year: 3007 Days

Day: 34.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 53,679,435 km

• M1: 1,798,466 km (0.119 R)
• M2: 2,008,202 km (0.056 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.78 AU - 4.46 AU

Year: 3167 Days

Day: 15.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,679,435 km

• M1: 179,817 km (0.039 R)

Asteroid Belt

Center: 6.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.8

Radius: 10.7

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.03 AU - 11.47 AU

Year: 11531 Days

Day: 12.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 53,679,435 km

• M1: 144,811 km (0.115 R)
• M2: 244,892 km (0.084 R)
• M3: 476,170 km (0.107 R)
• M4: 575,204 km (0.075 R)
• M5: 666,459 km (0.087 R)
• M6: 813,812 km (0.085 R)
• M7: 972,536 km (0.114 R)
• M8: 1,200,822 km (0.118 R)
• M9: 1,383,631 km (0.029 R)
• M10: 1,641,837 km (0.11 R)
• M11: 1,939,237 km (0.052 R)
• M12: 2,010,446 km (0.116 R)
• M13: 2,850,737 km (0.085 R)
• M14: 2,959,345 km (0.12 R)
• M15: 3,041,774 km (0.092 R)
• M16: 3,125,100 km (0.099 R)
• M17: 3,758,796 km (0.088 R)
• M18: 3,938,613 km (0.043 R)
• M19: 4,151,939 km (0.117 R)
• M20: 4,306,773 km (0.085 R)
• M21: 4,494,967 km (0.041 R)
• M22: 4,944,958 km (0.076 R)
• M23: 5,208,549 km (0.094 R)
• M24: 5,409,309 km (0.041 R)
• M25: 5,957,286 km (0.057 R)
• M26: 7,179,800 km (0.054 R)
• M27: 7,629,491 km (0.03 R)
• M28: 7,972,819 km (0.051 R)
• M29: 8,204,546 km (0.062 R)
• M30: 9,274,619 km (0.112 R)
• M31: 9,518,464 km (0.032 R)
• M32: 9,929,409 km (0.084 R)
• M33: 10,854,074 km (0.103 R)
• M34: 11,326,653 km (0.114 R)
• M35: 12,203,297 km (0.115 R)
• M36: 12,515,208 km (0.089 R)
• M37: 12,649,697 km (0.111 R)
• M38: 13,192,587 km (0.083 R)
• M39: 13,466,800 km (0.074 R)
• M40: 14,535,677 km (0.115 R)
• M41: 15,295,335 km (0.119 R)
• M42: 15,728,271 km (0.118 R)
• M43: 16,311,853 km (0.118 R)
• M44: 17,400,177 km (0.109 R)
• M45: 18,716,339 km (0.109 R)
• M46: 18,870,275 km (0.111 R)
• M47: 20,116,874 km (0.118 R)
• M48: 20,432,676 km (0.09 R)
• M49: 21,336,396 km (0.114 R)
• M50: 21,604,625 km (0.066 R)
• M51: 22,361,740 km (0.106 R)
• M52: 23,624,496 km (0.075 R)
• M53: 23,790,849 km (0.07 R)
• M54: 23,957,650 km (0.109 R)
• M55: 24,348,400 km (0.083 R)
• M56: 25,476,368 km (0.07 R)
• M57: 26,448,455 km (0.077 R)
• M58: 26,910,114 km (0.109 R)
• M59: 27,724,525 km (0.066 R)
• M60: 27,841,510 km (0.044 R)
• M61: 28,252,156 km (0.099 R)
• M62: 33,896,783 km (0.12 R)
• M63: 34,902,230 km (0.079 R)
• M64: 35,853,523 km (0.101 R)
• M65: 36,236,494 km (0.104 R)
• M66: 37,652,288 km (0.119 R)
• M67: 37,976,467 km (0.082 R)
• M68: 38,106,467 km (0.11 R)
• M69: 40,404,889 km (0.114 R)
• M70: 41,069,851 km (0.096 R)
• M71: 41,270,013 km (0.079 R)
• M72: 42,815,509 km (0.064 R)
• M73: 42,950,745 km (0.115 R)
• M74: 44,174,755 km (0.056 R)
• M75: 45,686,143 km (0.101 R)
• M76: 46,032,013 km (0.098 R)
• M77: 46,378,781 km (0.08 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.1

Radius: 5.1

Gravity: 15.57 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.98 AU - 14.68 AU

Year: 15411 Days

Day: 16.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 53,679,435 km

• M1: 101,727 km (0.042 R)
• M2: 142,866 km (0.089 R)
• M3: 238,309 km (0.115 R)
• M4: 275,410 km (0.093 R)
• M5: 717,621 km (0.102 R)
• M6: 972,536 km (0.051 R)
• M7: 1,463,067 km (0.096 R)
• M8: 1,835,715 km (0.104 R)
• M9: 2,264,463 km (0.119 R)
• M10: 2,348,088 km (0.064 R)
• M11: 2,576,524 km (0.112 R)
• M12: 2,664,039 km (0.098 R)
• M13: 3,398,864 km (0.107 R)
• M14: 4,295,254 km (0.088 R)
• M15: 4,644,864 km (0.054 R)
• M16: 4,751,528 km (0.064 R)
• M17: 5,112,956 km (0.096 R)
• M18: 5,371,162 km (0.044 R)
• M19: 5,747,550 km (0.066 R)
• M20: 5,823,845 km (0.063 R)
• M21: 6,605,195 km (0.089 R)
• M22: 6,765,414 km (0.108 R)
• M23: 6,886,439 km (0.072 R)
• M24: 7,336,130 km (0.103 R)
• M25: 7,627,397 km (0.099 R)
• M26: 10,786,904 km (0.079 R)
• M27: 10,975,547 km (0.026 R)
• M28: 11,308,402 km (0.085 R)
• M29: 11,452,016 km (0.081 R)
• M30: 12,081,524 km (0.044 R)
• M31: 12,573,252 km (0.104 R)
• M32: 13,576,456 km (0.059 R)
• M33: 14,709,360 km (0.073 R)
• M34: 15,234,299 km (0.109 R)
• M35: 15,711,965 km (0.066 R)
• M36: 16,356,433 km (0.077 R)
• M37: 17,009,577 km (0.041 R)
• M38: 17,119,232 km (0.12 R)
• M39: 17,615,748 km (0.103 R)
• M40: 18,061,101 km (0.107 R)
• M41: 18,622,841 km (0.091 R)
• M42: 19,763,674 km (0.116 R)
• M43: 19,878,864 km (0.053 R)
• M44: 22,112,061 km (0.099 R)
• M45: 22,652,558 km (0.098 R)
• M46: 23,501,825 km (0.119 R)
• M47: 23,869,088 km (0.094 R)
• M48: 24,176,512 km (0.12 R)
• M49: 24,361,564 km (0.105 R)
• M50: 24,423,348 km (0.106 R)
• M51: 24,608,999 km (0.047 R)
• M52: 27,193,751 km (0.112 R)
• M53: 28,485,529 km (0.093 R)
• M54: 28,942,401 km (0.054 R)
• M55: 29,007,775 km (0.105 R)
• M56: 29,204,496 km (0.089 R)
• M57: 31,195,494 km (0.105 R)
• M58: 31,936,453 km (0.069 R)
• M59: 32,207,374 km (0.119 R)
• M60: 32,615,029 km (0.112 R)
• M61: 33,986,542 km (0.12 R)
• M62: 34,124,770 km (0.12 R)
• M63: 34,540,353 km (0.065 R)
• M64: 36,502,180 km (0.091 R)
• M65: 37,211,573 km (0.056 R)
• M66: 37,639,423 km (0.087 R)
• M67: 38,499,910 km (0.072 R)
• M68: 39,149,464 km (0.095 R)
• M69: 39,221,869 km (0.087 R)
• M70: 39,439,384 km (0.091 R)
• M71: 40,021,320 km (0.068 R)
• M72: 40,167,178 km (0.091 R)
• M73: 41,709,981 km (0.106 R)
• M74: 42,451,537 km (0.101 R)
• M75: 42,674,737 km (0.055 R)
• M76: 42,973,185 km (0.064 R)
• M77: 43,646,824 km (0.11 R)
• M78: 44,550,695 km (0.106 R)
• M79: 45,308,558 km (0.071 R)
• M80: 45,384,553 km (0.085 R)
• M81: 46,223,648 km (0.1 R)
• M82: 47,067,679 km (0.095 R)
• M83: 47,376,000 km (0.08 R)
• M84: 49,317,481 km (0.048 R)
• M85: 50,494,816 km (0.084 R)
• M86: 50,652,493 km (0.112 R)
• M87: 50,889,306 km (0.114 R)
• M88: 51,126,568 km (0.084 R)
• M89: 51,601,990 km (0.105 R)
• M90: 53,117,417 km (0.118 R)
• M91: 53,358,120 km (0.098 R)
• M92: 53,679,456 km (0.056 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 18,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit