🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.85 AU - 1.03 AU

Year: 335 Days

Day: 13.8 Hours

Environment

Temp: 36 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.98 AU - 1.12 AU

Year: 395 Days

Day: 13.1 Hours

Environment

Temp: 35 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.06 AU - 1.48 AU

Year: 525 Days

Day: 26.1 Hours

Environment

Temp: -11 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.37 AU - 2.19 AU

Year: 872 Days

Day: 41.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,517,905 km

• M1: 1,230,143 km (0.061 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.34 AU - 2.78 AU

Year: 1504 Days

Day: 32.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,517,905 km

• M1: 693,835 km (0.087 R)
• M2: 2,060,112 km (0.069 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.31 AU - 3.49 AU

Year: 1813 Days

Day: 17.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 71 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.9 AU - 3.28 AU

Year: 1994 Days

Day: 21.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,517,905 km

• M1: 659,876 km (0.071 R)
• M2: 997,818 km (0.101 R)

Asteroid Belt

Center: 9.58 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.3

Radius: 6.3

Gravity: 13.97 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 15.19 AU - 16.95 AU

Year: 23648 Days

Day: 21.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 54,517,905 km

• M1: 85,420 km (0.03 R)
• M2: 182,509 km (0.115 R)
• M3: 410,347 km (0.072 R)
• M4: 469,438 km (0.064 R)
• M5: 784,641 km (0.12 R)
• M6: 834,457 km (0.037 R)
• M7: 990,637 km (0.108 R)
• M8: 1,184,666 km (0.079 R)
• M9: 1,545,196 km (0.12 R)
• M10: 1,837,062 km (0.104 R)
• M11: 2,006,706 km (0.115 R)
• M12: 2,216,891 km (0.041 R)
• M13: 2,397,605 km (0.115 R)
• M14: 2,620,655 km (0.09 R)
• M15: 2,773,245 km (0.077 R)
• M16: 4,094,793 km (0.086 R)
• M17: 4,361,376 km (0.107 R)
• M18: 4,633,794 km (0.113 R)
• M19: 5,386,870 km (0.105 R)
• M20: 5,532,428 km (0.07 R)
• M21: 6,689,867 km (0.098 R)
• M22: 6,898,706 km (0.082 R)
• M23: 7,919,412 km (0.067 R)
• M24: 7,974,464 km (0.117 R)
• M25: 8,701,360 km (0.069 R)
• M26: 9,274,769 km (0.119 R)
• M27: 9,507,543 km (0.027 R)
• M28: 9,860,444 km (0.046 R)
• M29: 10,822,209 km (0.066 R)
• M30: 11,625,400 km (0.06 R)
• M31: 12,511,768 km (0.103 R)
• M32: 13,485,500 km (0.092 R)
• M33: 13,617,146 km (0.092 R)
• M34: 14,214,790 km (0.053 R)
• M35: 14,483,318 km (0.082 R)
• M36: 15,919,757 km (0.112 R)
• M37: 16,128,595 km (0.115 R)
• M38: 16,198,457 km (0.116 R)
• M39: 16,408,493 km (0.113 R)
• M40: 16,831,406 km (0.081 R)
• M41: 16,973,225 km (0.037 R)
• M42: 17,400,925 km (0.104 R)
• M43: 17,904,472 km (0.117 R)
• M44: 18,194,243 km (0.061 R)
• M45: 18,852,174 km (0.117 R)
• M46: 19,073,130 km (0.047 R)
• M47: 20,644,057 km (0.084 R)
• M48: 23,987,869 km (0.102 R)
• M49: 24,789,265 km (0.119 R)
• M50: 24,950,681 km (0.101 R)
• M51: 25,436,724 km (0.093 R)
• M52: 26,913,704 km (0.115 R)
• M53: 28,502,733 km (0.096 R)
• M54: 28,925,795 km (0.111 R)
• M55: 29,095,739 km (0.084 R)
• M56: 30,380,186 km (0.07 R)
• M57: 31,858,213 km (0.11 R)
• M58: 33,181,556 km (0.103 R)
• M59: 33,270,417 km (0.117 R)
• M60: 34,163,516 km (0.097 R)
• M61: 34,432,942 km (0.111 R)
• M62: 35,154,901 km (0.111 R)
• M63: 38,092,405 km (0.102 R)
• M64: 38,838,898 km (0.118 R)
• M65: 38,932,547 km (0.116 R)
• M66: 44,198,392 km (0.113 R)
• M67: 44,884,448 km (0.067 R)
• M68: 46,366,364 km (0.091 R)
• M69: 47,663,677 km (0.085 R)
• M70: 48,467,915 km (0.112 R)
• M71: 48,871,680 km (0.099 R)
• M72: 49,276,641 km (0.067 R)
• M73: 50,089,855 km (0.088 R)
• M74: 52,348,932 km (0.09 R)
• M75: 52,866,990 km (0.104 R)
• M76: 53,178,602 km (0.096 R)
• M77: 53,803,622 km (0.095 R)
• M78: 54,850,957 km (0.095 R)
• M79: 54,955,975 km (0.084 R)
• M80: 55,588,026 km (0.099 R)
• M81: 56,859,159 km (0.036 R)
• M82: 57,072,036 km (0.075 R)
• M83: 58,999,007 km (0.091 R)
• M84: 62,367,502 km (0.091 R)
• M85: 62,916,676 km (0.097 R)
• M86: 64,573,622 km (0.098 R)
• M87: 64,684,623 km (0.109 R)
• M88: 65,351,830 km (0.119 R)
• M89: 68,495,330 km (0.112 R)
• M90: 74,113,777 km (0.064 R)
• M91: 74,462,639 km (0.102 R)
• M92: 74,811,950 km (0.094 R)
• M93: 75,980,160 km (0.066 R)
• M94: 78,216,648 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.9

Radius: 6.8

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 13.9 AU - 20.2 AU

Year: 25844 Days

Day: 22.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 54,517,905 km

• M1: 109,805 km (0.117 R)
• M2: 286,929 km (0.074 R)
• M3: 825,331 km (0.115 R)
• M4: 1,049,728 km (0.081 R)
• M5: 1,114,355 km (0.094 R)
• M6: 1,225,057 km (0.03 R)
• M7: 1,409,810 km (0.111 R)
• M8: 1,505,553 km (0.085 R)
• M9: 2,043,357 km (0.089 R)
• M10: 2,635,914 km (0.11 R)
• M11: 2,754,695 km (0.088 R)
• M12: 2,814,684 km (0.11 R)
• M13: 3,278,587 km (0.036 R)
• M14: 3,374,180 km (0.105 R)
• M15: 3,666,793 km (0.069 R)
• M16: 3,732,916 km (0.092 R)
• M17: 5,026,488 km (0.039 R)
• M18: 5,322,842 km (0.109 R)
• M19: 5,435,489 km (0.09 R)
• M20: 5,894,007 km (0.073 R)
• M21: 5,971,648 km (0.102 R)
• M22: 6,167,322 km (0.119 R)
• M23: 6,564,803 km (0.095 R)
• M24: 7,636,672 km (0.061 R)
• M25: 7,848,951 km (0.115 R)
• M26: 7,891,736 km (0.049 R)
• M27: 7,977,306 km (0.118 R)
• M28: 8,149,494 km (0.109 R)
• M29: 9,118,439 km (0.106 R)
• M30: 10,076,913 km (0.074 R)
• M31: 10,733,647 km (0.078 R)
• M32: 11,695,562 km (0.066 R)
• M33: 12,734,968 km (0.064 R)
• M34: 13,037,305 km (0.078 R)
• M35: 13,342,036 km (0.107 R)
• M36: 13,855,306 km (0.1 R)
• M37: 14,374,859 km (0.087 R)
• M38: 14,427,219 km (0.039 R)
• M39: 14,637,104 km (0.112 R)
• M40: 15,166,232 km (0.087 R)
• M41: 16,406,847 km (0.063 R)
• M42: 16,461,600 km (0.089 R)
• M43: 17,011,671 km (0.098 R)
• M44: 17,289,026 km (0.095 R)
• M45: 17,512,076 km (0.086 R)
• M46: 17,960,720 km (0.107 R)
• M47: 18,017,119 km (0.087 R)
• M48: 18,755,235 km (0.056 R)
• M49: 20,085,010 km (0.095 R)
• M50: 20,850,054 km (0.088 R)
• M51: 21,325,625 km (0.119 R)
• M52: 22,166,365 km (0.064 R)
• M53: 23,079,212 km (0.041 R)
• M54: 23,263,366 km (0.094 R)
• M55: 24,004,325 km (0.065 R)
• M56: 24,066,408 km (0.102 R)
• M57: 27,044,901 km (0.116 R)
• M58: 27,823,858 km (0.094 R)
• M59: 27,954,457 km (0.111 R)
• M60: 28,150,579 km (0.085 R)
• M61: 28,940,007 km (0.074 R)
• M62: 29,204,646 km (0.084 R)
• M63: 30,003,648 km (0.111 R)
• M64: 31,080,154 km (0.106 R)
• M65: 32,787,365 km (0.039 R)
• M66: 33,063,373 km (0.091 R)
• M67: 34,735,279 km (0.114 R)
• M68: 35,157,594 km (0.036 R)
• M69: 36,363,203 km (0.043 R)
• M70: 38,088,366 km (0.116 R)
• M71: 38,160,771 km (0.056 R)
• M72: 38,523,845 km (0.117 R)
• M73: 38,742,109 km (0.096 R)
• M74: 39,179,982 km (0.099 R)
• M75: 39,987,062 km (0.103 R)
• M76: 41,245,180 km (0.084 R)
• M77: 43,648,320 km (0.087 R)
• M78: 44,103,995 km (0.077 R)
• M79: 44,180,141 km (0.098 R)
• M80: 44,713,906 km (0.115 R)
• M81: 46,019,447 km (0.12 R)
• M82: 46,328,366 km (0.075 R)
• M83: 46,638,034 km (0.077 R)
• M84: 46,715,525 km (0.117 R)
• M85: 46,948,449 km (0.055 R)
• M86: 48,432,011 km (0.076 R)
• M87: 49,534,847 km (0.08 R)
• M88: 50,805,531 km (0.11 R)
• M89: 51,045,037 km (0.098 R)
• M90: 51,364,878 km (0.071 R)
• M91: 51,524,947 km (0.119 R)
• M92: 51,765,501 km (0.064 R)
• M93: 53,135,817 km (0.087 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 14,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit