🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.79 AU - 0.81 AU

Year: 274 Days

Day: 46.7 Hours

Environment

Temp: 90 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,538,974 km

• M1: 490,232 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.93 AU - 1.11 AU

Year: 394 Days

Day: 39.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.13 AU - 1.41 AU

Year: 548 Days

Day: 29.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.69 AU - 1.69 AU

Year: 841 Days

Day: 43.3 Hours

Environment

Temp: -56 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,538,974 km

• M1: 117,285 km (0.104 R)
• M2: 284,685 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.75 AU - 1.97 AU

Year: 971 Days

Day: 15.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 96.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.78 AU - 2.84 AU

Year: 1344 Days

Day: 25.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.59 AU - 2.63 AU

Year: 1614 Days

Day: 26.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.3

Radius: 12.3

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.36 AU - 6.68 AU

Year: 6374 Days

Day: 12.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 58,538,974 km

• M1: 154,086 km (0.084 R)
• M2: 716,275 km (0.107 R)
• M3: 849,118 km (0.035 R)
• M4: 976,425 km (0.12 R)
• M5: 1,586,336 km (0.101 R)
• M6: 1,674,599 km (0.118 R)
• M7: 1,764,507 km (0.096 R)
• M8: 1,893,460 km (0.115 R)
• M9: 2,102,598 km (0.1 R)
• M10: 2,319,515 km (0.076 R)
• M11: 2,775,489 km (0.073 R)
• M12: 3,080,370 km (0.052 R)
• M13: 3,350,544 km (0.12 R)
• M14: 3,534,848 km (0.047 R)
• M15: 3,628,496 km (0.093 R)
• M16: 4,108,556 km (0.109 R)
• M17: 4,507,234 km (0.076 R)
• M18: 4,892,449 km (0.097 R)
• M19: 5,341,990 km (0.059 R)
• M20: 5,558,159 km (0.105 R)
• M21: 5,915,698 km (0.119 R)
• M22: 6,337,564 km (0.027 R)
• M23: 6,711,110 km (0.112 R)
• M24: 6,885,990 km (0.1 R)
• M25: 7,389,686 km (0.071 R)
• M26: 7,570,400 km (0.119 R)
• M27: 7,936,167 km (0.116 R)
• M28: 8,432,832 km (0.08 R)
• M29: 8,527,079 km (0.077 R)
• M30: 8,685,054 km (0.104 R)
• M31: 8,780,198 km (0.12 R)
• M32: 9,652,803 km (0.107 R)
• M33: 10,384,187 km (0.058 R)
• M34: 10,756,685 km (0.12 R)
• M35: 11,410,278 km (0.058 R)
• M36: 11,584,560 km (0.044 R)
• M37: 11,689,428 km (0.076 R)
• M38: 12,254,459 km (0.066 R)
• M39: 12,432,780 km (0.086 R)
• M40: 12,612,148 km (0.104 R)
• M41: 13,928,011 km (0.107 R)
• M42: 14,077,010 km (0.102 R)
• M43: 15,287,406 km (0.104 R)
• M44: 15,711,217 km (0.083 R)
• M45: 16,177,813 km (0.045 R)
• M46: 16,688,690 km (0.034 R)
• M47: 17,927,958 km (0.071 R)
• M48: 18,374,957 km (0.088 R)
• M49: 18,456,637 km (0.095 R)
• M50: 18,702,277 km (0.116 R)
• M51: 19,570,693 km (0.041 R)
• M52: 19,654,168 km (0.09 R)
• M53: 20,072,893 km (0.065 R)
• M54: 20,283,377 km (0.11 R)
• M55: 21,047,224 km (0.112 R)
• M56: 22,080,347 km (0.111 R)
• M57: 22,210,646 km (0.119 R)
• M58: 22,559,359 km (0.117 R)
• M59: 23,218,188 km (0.112 R)
• M60: 23,439,144 km (0.099 R)
• M61: 23,660,848 km (0.09 R)
• M62: 23,838,720 km (0.104 R)
• M63: 24,240,540 km (0.027 R)
• M64: 24,330,149 km (0.081 R)
• M65: 24,599,575 km (0.108 R)
• M66: 24,734,662 km (0.09 R)
• M67: 25,096,240 km (0.036 R)
• M68: 25,277,552 km (0.079 R)
• M69: 26,191,146 km (0.051 R)
• M70: 28,144,745 km (0.081 R)
• M71: 28,616,726 km (0.034 R)
• M72: 28,853,689 km (0.059 R)
• M73: 29,043,828 km (0.119 R)
• M74: 30,241,210 km (0.101 R)
• M75: 30,337,700 km (0.103 R)
• M76: 30,724,710 km (0.095 R)
• M77: 31,259,373 km (0.088 R)
• M78: 31,454,598 km (0.1 R)
• M79: 31,552,435 km (0.091 R)
• M80: 31,846,395 km (0.099 R)
• M81: 31,993,599 km (0.039 R)
• M82: 32,190,320 km (0.097 R)
• M83: 32,387,490 km (0.069 R)
• M84: 33,180,209 km (0.047 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.4

Radius: 8.5

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 8.79 AU - 12.53 AU

Year: 13326 Days

Day: 10.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 58,538,974 km

• M1: 185,202 km (0.041 R)
• M2: 245,191 km (0.117 R)
• M3: 362,027 km (0.101 R)
• M4: 547,528 km (0.12 R)
• M5: 774,917 km (0.12 R)
• M6: 830,867 km (0.088 R)
• M7: 1,044,044 km (0.099 R)
• M8: 1,209,050 km (0.067 R)
• M9: 1,754,484 km (0.059 R)
• M10: 2,204,773 km (0.109 R)
• M11: 2,552,888 km (0.078 R)
• M12: 2,812,141 km (0.058 R)
• M13: 3,775,701 km (0.086 R)
• M14: 6,111,522 km (0.118 R)
• M15: 6,435,252 km (0.103 R)
• M16: 6,528,750 km (0.087 R)
• M17: 6,979,339 km (0.06 R)
• M18: 7,220,491 km (0.076 R)
• M19: 7,538,087 km (0.102 R)
• M20: 8,364,915 km (0.032 R)
• M21: 8,672,637 km (0.049 R)
• M22: 9,141,327 km (0.045 R)
• M23: 9,220,166 km (0.053 R)
• M24: 9,967,706 km (0.03 R)
• M25: 10,734,545 km (0.033 R)
• M26: 13,265,591 km (0.081 R)
• M27: 13,414,740 km (0.061 R)
• M28: 14,382,489 km (0.077 R)
• M29: 14,597,162 km (0.086 R)
• M30: 14,751,098 km (0.092 R)
• M31: 15,060,766 km (0.025 R)
• M32: 15,154,115 km (0.107 R)
• M33: 15,844,210 km (0.051 R)
• M34: 15,939,055 km (0.081 R)
• M35: 16,034,199 km (0.072 R)
• M36: 16,097,628 km (0.053 R)
• M37: 16,737,309 km (0.09 R)
• M38: 18,805,948 km (0.029 R)
• M39: 20,058,083 km (0.073 R)
• M40: 21,651,898 km (0.03 R)
• M41: 23,178,395 km (0.113 R)
• M42: 23,610,583 km (0.083 R)
• M43: 23,863,852 km (0.041 R)
• M44: 24,336,731 km (0.103 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.9

Radius: 9.1

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 9.15 AU - 12.49 AU

Year: 13627 Days

Day: 13.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 58,538,974 km

• M1: 180,565 km (0.08 R)
• M2: 290,968 km (0.081 R)
• M3: 372,349 km (0.086 R)
• M4: 432,039 km (0.11 R)
• M5: 512,223 km (0.111 R)
• M6: 580,589 km (0.046 R)
• M7: 846,275 km (0.076 R)
• M8: 1,337,255 km (0.104 R)
• M9: 1,586,635 km (0.09 R)
• M10: 1,905,578 km (0.088 R)
• M11: 2,186,822 km (0.056 R)
• M12: 2,273,888 km (0.109 R)
• M13: 2,602,853 km (0.115 R)
• M14: 3,173,719 km (0.115 R)
• M15: 3,713,019 km (0.106 R)
• M16: 3,782,582 km (0.092 R)
• M17: 3,852,444 km (0.073 R)
• M18: 4,029,119 km (0.099 R)
• M19: 4,244,540 km (0.09 R)
• M20: 5,378,193 km (0.114 R)
• M21: 5,536,168 km (0.078 R)
• M22: 5,615,605 km (0.117 R)
• M23: 5,856,607 km (0.11 R)
• M24: 6,307,196 km (0.096 R)
• M25: 6,641,996 km (0.12 R)
• M26: 6,982,630 km (0.073 R)
• M27: 7,111,883 km (0.074 R)
• M28: 7,372,632 km (0.068 R)
• M29: 7,814,245 km (0.076 R)
• M30: 8,769,726 km (0.074 R)
• M31: 8,909,152 km (0.061 R)
• M32: 9,379,487 km (0.047 R)
• M33: 9,713,539 km (0.069 R)
• M34: 9,857,901 km (0.072 R)
• M35: 11,289,852 km (0.118 R)
• M36: 11,594,134 km (0.08 R)
• M37: 12,210,926 km (0.112 R)
• M38: 12,680,664 km (0.065 R)
• M39: 14,783,112 km (0.064 R)
• M40: 17,574,010 km (0.096 R)
• M41: 18,519,917 km (0.099 R)
• M42: 18,699,135 km (0.096 R)
• M43: 19,119,356 km (0.112 R)
• M44: 19,240,081 km (0.092 R)
• M45: 20,337,531 km (0.081 R)
• M46: 21,205,049 km (0.118 R)
• M47: 21,895,294 km (0.117 R)
• M48: 22,084,685 km (0.108 R)
• M49: 22,592,719 km (0.081 R)
• M50: 22,656,448 km (0.085 R)
• M51: 23,233,148 km (0.086 R)
• M52: 23,361,951 km (0.114 R)
• M53: 23,620,307 km (0.107 R)
• M54: 23,879,560 km (0.067 R)
• M55: 28,498,095 km (0.106 R)
• M56: 29,259,249 km (0.109 R)
• M57: 30,097,296 km (0.092 R)
• M58: 30,167,458 km (0.119 R)
• M59: 30,730,993 km (0.115 R)
• M60: 31,725,520 km (0.058 R)
• M61: 32,370,436 km (0.054 R)
• M62: 32,730,518 km (0.11 R)
• M63: 32,802,774 km (0.118 R)
• M64: 34,404,369 km (0.092 R)
• M65: 34,477,672 km (0.098 R)
• M66: 35,510,795 km (0.109 R)
• M67: 37,305,371 km (0.052 R)
• M68: 37,682,956 km (0.102 R)
• M69: 37,834,349 km (0.086 R)
• M70: 38,289,725 km (0.076 R)
• M71: 38,899,785 km (0.085 R)
• M72: 39,052,823 km (0.075 R)
• M73: 40,361,356 km (0.059 R)
• M74: 40,516,339 km (0.119 R)
• M75: 40,826,605 km (0.058 R)
• M76: 40,904,396 km (0.117 R)
• M77: 42,233,274 km (0.089 R)
• M78: 44,772,698 km (0.104 R)
• M79: 46,790,923 km (0.08 R)
• M80: 48,344,497 km (0.112 R)
• M81: 51,166,511 km (0.051 R)
• M82: 51,334,210 km (0.106 R)
• M83: 51,502,059 km (0.09 R)
• M84: 51,585,983 km (0.107 R)
• M85: 51,922,429 km (0.086 R)
• M86: 52,343,996 km (0.116 R)
• M87: 53,870,941 km (0.08 R)
• M88: 54,639,874 km (0.111 R)
• M89: 56,448,363 km (0.072 R)
• M90: 57,664,743 km (0.104 R)
• M91: 58,101,270 km (0.078 R)
• M92: 58,363,814 km (0.072 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 13,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit