🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.96 AU - 1.22 AU

Year: 412 Days

Day: 19.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.23 AU - 1.35 AU

Year: 530 Days

Day: 12.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 62,783,795 km

• M1: 597,344 km (0.048 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.29 AU - 1.37 AU

Year: 555 Days

Day: 37.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.22 AU - 2.32 AU

Year: 1237 Days

Day: 36.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.26 AU - 3.5 AU

Year: 1768 Days

Day: 31.6 Hours

Environment

Temp: -106 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,783,795 km

• M1: 357,240 km (0.051 R)

Asteroid Belt

Center: 6.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.2

Radius: 11.2

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.88 AU - 10.04 AU

Year: 10523 Days

Day: 8.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 62,783,795 km

• M1: 157,826 km (0.115 R)
• M2: 287,078 km (0.118 R)
• M3: 654,939 km (0.101 R)
• M4: 1,045,540 km (0.103 R)
• M5: 1,148,912 km (0.073 R)
• M6: 1,411,606 km (0.118 R)
• M7: 1,791,883 km (0.104 R)
• M8: 1,866,832 km (0.108 R)
• M9: 2,177,397 km (0.095 R)
• M10: 2,257,581 km (0.103 R)
• M11: 2,421,242 km (0.095 R)
• M12: 2,760,380 km (0.113 R)
• M13: 2,876,917 km (0.065 R)
• M14: 3,054,639 km (0.075 R)
• M15: 4,297,648 km (0.053 R)
• M16: 4,433,333 km (0.105 R)
• M17: 5,025,441 km (0.025 R)
• M18: 5,568,781 km (0.076 R)
• M19: 5,791,382 km (0.102 R)
• M20: 6,360,752 km (0.086 R)
• M21: 6,554,631 km (0.115 R)
• M22: 6,632,721 km (0.033 R)
• M23: 7,308,903 km (0.112 R)
• M24: 7,511,907 km (0.084 R)
• M25: 7,593,738 km (0.119 R)
• M26: 7,965,339 km (0.117 R)
• M27: 8,048,814 km (0.079 R)
• M28: 8,258,550 km (0.044 R)
• M29: 8,555,353 km (0.12 R)
• M30: 8,942,063 km (0.084 R)
• M31: 9,115,896 km (0.08 R)
• M32: 10,499,975 km (0.104 R)
• M33: 11,568,852 km (0.082 R)
• M34: 12,381,169 km (0.093 R)
• M35: 12,574,898 km (0.063 R)
• M36: 13,211,736 km (0.11 R)
• M37: 14,161,383 km (0.077 R)
• M38: 15,548,305 km (0.06 R)
• M39: 15,757,593 km (0.114 R)
• M40: 15,915,119 km (0.11 R)
• M41: 16,710,381 km (0.112 R)
• M42: 17,301,891 km (0.117 R)
• M43: 18,450,055 km (0.117 R)
• M44: 18,616,109 km (0.113 R)
• M45: 19,005,512 km (0.046 R)
• M46: 19,117,112 km (0.099 R)
• M47: 19,285,260 km (0.081 R)
• M48: 19,679,151 km (0.093 R)
• M49: 20,475,161 km (0.058 R)
• M50: 22,333,765 km (0.105 R)
• M51: 23,462,631 km (0.094 R)
• M52: 24,670,933 km (0.084 R)
• M53: 25,098,633 km (0.047 R)
• M54: 25,405,608 km (0.068 R)
• M55: 25,652,145 km (0.11 R)
• M56: 26,271,929 km (0.119 R)
• M57: 26,708,605 km (0.071 R)
• M58: 27,210,656 km (0.12 R)
• M59: 28,096,874 km (0.11 R)
• M60: 28,543,573 km (0.084 R)
• M61: 29,443,853 km (0.096 R)
• M62: 29,638,031 km (0.101 R)
• M63: 31,867,787 km (0.088 R)
• M64: 32,600,817 km (0.095 R)
• M65: 33,002,936 km (0.085 R)
• M66: 34,015,414 km (0.115 R)
• M67: 34,491,435 km (0.096 R)
• M68: 35,175,247 km (0.049 R)
• M69: 36,001,775 km (0.082 R)
• M70: 36,417,507 km (0.116 R)
• M71: 37,044,023 km (0.12 R)
• M72: 37,603,818 km (0.105 R)
• M73: 39,300,109 km (0.063 R)
• M74: 41,165,893 km (0.092 R)
• M75: 41,238,299 km (0.108 R)
• M76: 42,767,039 km (0.108 R)
• M77: 45,880,021 km (0.078 R)
• M78: 46,030,068 km (0.073 R)
• M79: 47,085,032 km (0.112 R)
• M80: 48,682,289 km (0.077 R)
• M81: 49,218,747 km (0.041 R)
• M82: 49,295,490 km (0.099 R)
• M83: 50,065,620 km (0.106 R)
• M84: 51,150,354 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.7

Radius: 5.2

Gravity: 14.49 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 13.64 AU - 15.22 AU

Year: 19824 Days

Day: 19.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 62,783,795 km

• M1: 86,916 km (0.104 R)
• M2: 312,660 km (0.112 R)
• M3: 566,378 km (0.042 R)
• M4: 1,032,973 km (0.03 R)
• M5: 1,483,861 km (0.086 R)
• M6: 1,564,345 km (0.104 R)
• M7: 1,843,495 km (0.086 R)
• M8: 2,415,557 km (0.061 R)
• M9: 2,510,551 km (0.104 R)
• M10: 2,770,253 km (0.079 R)
• M11: 2,936,905 km (0.066 R)
• M12: 3,818,186 km (0.053 R)
• M13: 4,894,394 km (0.03 R)
• M14: 4,934,486 km (0.094 R)
• M15: 6,448,566 km (0.119 R)
• M16: 7,073,287 km (0.109 R)
• M17: 7,438,904 km (0.041 R)
• M18: 7,577,581 km (0.066 R)
• M19: 7,717,156 km (0.097 R)
• M20: 8,046,121 km (0.072 R)
• M21: 8,236,111 km (0.104 R)
• M22: 8,766,286 km (0.101 R)
• M23: 9,158,830 km (0.09 R)
• M24: 9,506,945 km (0.079 R)
• M25: 9,557,060 km (0.119 R)
• M26: 9,607,325 km (0.075 R)
• M27: 10,994,995 km (0.069 R)
• M28: 11,152,970 km (0.107 R)
• M29: 11,685,239 km (0.086 R)
• M30: 12,280,040 km (0.093 R)
• M31: 12,334,644 km (0.074 R)
• M32: 12,553,805 km (0.085 R)
• M33: 13,107,167 km (0.084 R)
• M34: 13,781,704 km (0.076 R)
• M35: 14,525,056 km (0.116 R)
• M36: 14,814,528 km (0.061 R)
• M37: 16,110,344 km (0.069 R)
• M38: 16,530,266 km (0.1 R)
• M39: 16,771,716 km (0.079 R)
• M40: 17,996,923 km (0.078 R)
• M41: 18,495,084 km (0.12 R)
• M42: 21,511,575 km (0.103 R)
• M43: 22,372,362 km (0.111 R)
• M44: 23,786,809 km (0.105 R)
• M45: 23,991,160 km (0.03 R)
• M46: 24,883,661 km (0.051 R)
• M47: 25,021,889 km (0.06 R)
• M48: 25,507,783 km (0.089 R)
• M49: 25,577,496 km (0.062 R)
• M50: 27,696,999 km (0.118 R)
• M51: 27,840,313 km (0.111 R)
• M52: 28,271,754 km (0.092 R)
• M53: 28,343,860 km (0.075 R)
• M54: 28,632,883 km (0.087 R)
• M55: 28,922,804 km (0.047 R)
• M56: 29,359,779 km (0.066 R)
• M57: 30,166,411 km (0.083 R)
• M58: 31,501,871 km (0.103 R)
• M59: 32,478,446 km (0.069 R)
• M60: 33,008,321 km (0.03 R)
• M61: 33,388,599 km (0.112 R)
• M62: 33,770,223 km (0.084 R)
• M63: 34,230,237 km (0.033 R)
• M64: 35,078,906 km (0.101 R)
• M65: 38,302,440 km (0.11 R)
• M66: 38,702,016 km (0.116 R)
• M67: 38,782,201 km (0.082 R)
• M68: 40,070,837 km (0.12 R)
• M69: 41,865,712 km (0.048 R)
• M70: 43,769,943 km (0.062 R)
• M71: 44,774,643 km (0.108 R)
• M72: 45,195,462 km (0.108 R)
• M73: 45,956,316 km (0.118 R)
• M74: 46,380,875 km (0.061 R)
• M75: 46,636,239 km (0.094 R)
• M76: 47,662,330 km (0.037 R)
• M77: 48,350,481 km (0.039 R)
• M78: 48,782,220 km (0.116 R)
• M79: 49,301,923 km (0.034 R)
• M80: 49,562,523 km (0.104 R)
• M81: 49,997,852 km (0.098 R)
• M82: 50,172,433 km (0.07 R)
• M83: 50,434,529 km (0.113 R)
• M84: 50,522,043 km (0.111 R)
• M85: 53,080,616 km (0.115 R)
• M86: 53,258,637 km (0.11 R)
• M87: 54,151,587 km (0.097 R)
• M88: 59,150,699 km (0.084 R)
• M89: 59,612,508 km (0.081 R)
• M90: 61,564,760 km (0.119 R)
• M91: 61,658,258 km (0.1 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 17,354 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit