🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.41 AU - 0.61 AU

Year: 129 Days

Day: 24.6 Hours

Environment

Temp: 193 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,007,699 km

• M1: 92,601 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.9 AU - 1.12 AU

Year: 358 Days

Day: 23.2 Hours

Environment

Temp: 87 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,007,699 km

• M1: 23,636 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.99 AU - 1.07 AU

Year: 369 Days

Day: 16.5 Hours

Environment

Temp: 121 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,007,699 km

• M1: 182,210 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.92 AU - 1.54 AU

Year: 482 Days

Day: 44.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.2 AU - 1.66 AU

Year: 604 Days

Day: 40.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.63 AU - 1.73 AU

Year: 769 Days

Day: 20.8 Hours

Environment

Temp: -27 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,007,699 km

• M1: 1,030,430 km (0.096 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.59 AU - 1.87 AU

Year: 803 Days

Day: 40.9 Hours

Environment

Temp: -36 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,007,699 km

• M1: 326,423 km (0.114 R)
• M2: 382,971 km (0.114 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.3

Radius: 11.1

Gravity: 7.68 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 7.27 AU - 9.55 AU

Year: 8612 Days

Day: 10.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 100,007,699 km

• M1: 295,306 km (0.096 R)
• M2: 759,508 km (0.092 R)
• M3: 1,571,226 km (0.037 R)
• M4: 1,872,068 km (0.077 R)
• M5: 1,968,259 km (0.109 R)
• M6: 2,166,028 km (0.111 R)
• M7: 2,370,528 km (0.115 R)
• M8: 2,581,311 km (0.074 R)
• M9: 2,937,205 km (0.053 R)
• M10: 3,135,422 km (0.116 R)
• M11: 3,515,400 km (0.108 R)
• M12: 4,034,355 km (0.112 R)
• M13: 4,223,447 km (0.108 R)
• M14: 4,383,218 km (0.043 R)
• M15: 4,545,083 km (0.067 R)
• M16: 5,178,031 km (0.106 R)
• M17: 5,732,590 km (0.069 R)
• M18: 5,909,864 km (0.116 R)
• M19: 6,052,879 km (0.098 R)
• M20: 6,599,809 km (0.079 R)
• M21: 7,662,852 km (0.106 R)
• M22: 8,983,203 km (0.108 R)
• M23: 9,230,787 km (0.081 R)
• M24: 10,589,136 km (0.103 R)
• M25: 11,026,261 km (0.099 R)
• M26: 12,099,775 km (0.097 R)
• M27: 12,373,389 km (0.096 R)
• M28: 12,464,943 km (0.087 R)
• M29: 12,695,175 km (0.081 R)
• M30: 12,833,852 km (0.102 R)
• M31: 13,206,350 km (0.095 R)
• M32: 14,105,284 km (0.119 R)
• M33: 14,634,711 km (0.1 R)
• M34: 14,731,650 km (0.108 R)
• M35: 14,975,046 km (0.105 R)
• M36: 15,367,142 km (0.118 R)
• M37: 15,515,094 km (0.12 R)
• M38: 18,153,702 km (0.116 R)
• M39: 18,729,504 km (0.063 R)
• M40: 19,258,033 km (0.115 R)
• M41: 19,577,724 km (0.036 R)
• M42: 19,684,537 km (0.092 R)
• M43: 19,845,354 km (0.078 R)
• M44: 20,492,515 km (0.055 R)
• M45: 21,146,856 km (0.078 R)
• M46: 21,752,578 km (0.049 R)
• M47: 22,029,782 km (0.106 R)
• M48: 22,475,734 km (0.102 R)
• M49: 23,263,516 km (0.095 R)
• M50: 23,717,695 km (0.081 R)
• M51: 23,831,689 km (0.085 R)
• M52: 24,289,458 km (0.112 R)
• M53: 24,519,540 km (0.106 R)
• M54: 24,750,220 km (0.09 R)
• M55: 24,923,753 km (0.04 R)
• M56: 26,740,470 km (0.112 R)
• M57: 27,455,099 km (0.062 R)
• M58: 27,754,743 km (0.103 R)
• M59: 28,055,435 km (0.084 R)
• M60: 28,660,259 km (0.065 R)
• M61: 30,500,014 km (0.085 R)
• M62: 30,748,197 km (0.106 R)
• M63: 31,496,784 km (0.047 R)
• M64: 31,936,303 km (0.081 R)
• M65: 32,062,115 km (0.105 R)
• M66: 32,630,886 km (0.118 R)
• M67: 32,948,333 km (0.097 R)
• M68: 36,968,626 km (0.111 R)
• M69: 37,100,870 km (0.105 R)
• M70: 38,364,972 km (0.026 R)
• M71: 38,498,862 km (0.06 R)
• M72: 38,632,902 km (0.096 R)
• M73: 38,834,261 km (0.045 R)
• M74: 38,968,749 km (0.114 R)
• M75: 39,981,976 km (0.115 R)
• M76: 40,117,811 km (0.036 R)
• M77: 41,003,879 km (0.093 R)
• M78: 41,621,120 km (0.083 R)
• M79: 42,241,502 km (0.099 R)
• M80: 42,864,876 km (0.084 R)
• M81: 42,934,439 km (0.118 R)
• M82: 43,073,416 km (0.094 R)
• M83: 43,282,254 km (0.1 R)
• M84: 43,421,680 km (0.035 R)
• M85: 43,561,105 km (0.037 R)
• M86: 43,910,715 km (0.05 R)
• M87: 44,261,223 km (0.082 R)
• M88: 47,026,539 km (0.086 R)
• M89: 48,104,841 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 302.6

Radius: 7.9

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 11.65 AU - 15.13 AU

Year: 17301 Days

Day: 15.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 100,007,699 km

• M1: 534,214 km (0.119 R)
• M2: 739,013 km (0.086 R)
• M3: 870,061 km (0.088 R)
• M4: 1,029,383 km (0.109 R)
• M5: 1,133,952 km (0.043 R)
• M6: 1,422,676 km (0.085 R)
• M7: 1,808,937 km (0.097 R)
• M8: 1,884,933 km (0.102 R)
• M9: 2,253,842 km (0.111 R)
• M10: 2,761,128 km (0.119 R)
• M11: 3,027,711 km (0.11 R)
• M12: 3,088,149 km (0.079 R)
• M13: 3,681,903 km (0.105 R)
• M14: 3,942,502 km (0.107 R)
• M15: 4,972,334 km (0.086 R)
• M16: 5,115,649 km (0.098 R)
• M17: 5,516,870 km (0.063 R)
• M18: 5,740,070 km (0.11 R)
• M19: 5,966,262 km (0.086 R)
• M20: 6,349,682 km (0.104 R)
• M21: 6,505,413 km (0.051 R)
• M22: 6,583,653 km (0.088 R)
• M23: 7,343,011 km (0.086 R)
• M24: 8,045,822 km (0.103 R)
• M25: 8,256,755 km (0.069 R)
• M26: 8,597,838 km (0.097 R)
• M27: 9,382,030 km (0.112 R)
• M28: 10,325,694 km (0.106 R)
• M29: 10,739,482 km (0.11 R)
• M30: 10,878,458 km (0.117 R)
• M31: 11,064,857 km (0.103 R)
• M32: 11,678,059 km (0.092 R)
• M33: 11,821,074 km (0.061 R)
• M34: 11,964,688 km (0.096 R)
• M35: 12,205,391 km (0.112 R)
• M36: 12,691,584 km (0.083 R)
• M37: 12,937,074 km (0.103 R)
• M38: 13,333,060 km (0.098 R)
• M39: 13,985,157 km (0.116 R)
• M40: 14,289,589 km (0.069 R)
• M41: 14,956,795 km (0.104 R)
• M42: 15,320,318 km (0.109 R)
• M43: 17,889,811 km (0.097 R)
• M44: 18,165,071 km (0.095 R)
• M45: 18,497,328 km (0.107 R)
• M46: 18,719,930 km (0.106 R)
• M47: 19,392,821 km (0.095 R)
• M48: 19,505,767 km (0.057 R)
• M49: 20,073,790 km (0.093 R)
• M50: 20,417,267 km (0.065 R)
• M51: 20,936,072 km (0.088 R)
• M52: 21,167,949 km (0.09 R)
• M53: 21,284,336 km (0.101 R)
• M54: 22,637,000 km (0.088 R)
• M55: 22,755,931 km (0.037 R)
• M56: 23,594,277 km (0.114 R)
• M57: 23,714,853 km (0.095 R)
• M58: 23,896,165 km (0.082 R)
• M59: 24,564,718 km (0.03 R)
• M60: 26,921,483 km (0.03 R)
• M61: 27,110,575 km (0.089 R)
• M62: 27,363,545 km (0.054 R)
• M63: 27,490,254 km (0.065 R)
• M64: 27,807,851 km (0.098 R)
• M65: 28,254,550 km (0.118 R)
• M66: 29,739,159 km (0.045 R)
• M67: 29,804,234 km (0.112 R)
• M68: 29,999,908 km (0.106 R)
• M69: 31,050,534 km (0.045 R)
• M70: 31,315,173 km (0.089 R)
• M71: 32,380,758 km (0.045 R)
• M72: 32,581,967 km (0.097 R)
• M73: 32,649,137 km (0.097 R)
• M74: 34,069,569 km (0.09 R)
• M75: 36,830,697 km (0.103 R)
• M76: 37,180,905 km (0.049 R)
• M77: 37,743,393 km (0.082 R)
• M78: 38,450,542 km (0.047 R)
• M79: 40,381,701 km (0.117 R)
• M80: 40,815,086 km (0.109 R)
• M81: 40,887,492 km (0.092 R)
• M82: 41,104,857 km (0.034 R)
• M83: 41,759,498 km (0.071 R)
• M84: 41,905,356 km (0.106 R)
• M85: 44,040,267 km (0.062 R)
• M86: 44,337,518 km (0.118 R)
• M87: 44,859,315 km (0.068 R)
• M88: 45,608,202 km (0.046 R)
• M89: 45,908,894 km (0.074 R)
• M90: 46,134,936 km (0.085 R)
• M91: 46,285,731 km (0.07 R)
• M92: 46,587,918 km (0.044 R)
• M93: 47,270,384 km (0.088 R)
• M94: 48,798,526 km (0.091 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727.5

Radius: 3.3

Gravity: 66.8 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 16.91 AU - 21.09 AU

Year: 29243 Days

Day: 20.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 100,007,699 km

• M1: 66,272 km (0.113 R)
• M2: 345,272 km (0.104 R)
• M3: 389,702 km (0.087 R)
• M4: 1,437,336 km (0.108 R)
• M5: 1,774,680 km (0.117 R)
• M6: 1,813,725 km (0.1 R)
• M7: 1,852,919 km (0.086 R)
• M8: 2,474,798 km (0.095 R)
• M9: 3,393,777 km (0.082 R)
• M10: 3,539,934 km (0.119 R)
• M11: 4,300,939 km (0.089 R)
• M12: 4,458,914 km (0.1 R)
• M13: 5,110,263 km (0.112 R)
• M14: 5,906,722 km (0.112 R)
• M15: 5,965,065 km (0.071 R)
• M16: 6,319,313 km (0.079 R)
• M17: 7,422,149 km (0.082 R)
• M18: 8,060,184 km (0.069 R)
• M19: 8,781,844 km (0.069 R)
• M20: 8,915,285 km (0.084 R)
• M21: 8,982,305 km (0.109 R)
• M22: 9,524,148 km (0.04 R)
• M23: 10,497,432 km (0.101 R)
• M24: 10,852,727 km (0.094 R)
• M25: 12,989,434 km (0.106 R)
• M26: 15,170,870 km (0.097 R)
• M27: 17,462,559 km (0.078 R)
• M28: 17,546,484 km (0.118 R)
• M29: 18,052,125 km (0.09 R)
• M30: 19,077,917 km (0.12 R)
• M31: 19,684,985 km (0.101 R)
• M32: 19,859,716 km (0.041 R)
• M33: 21,185,602 km (0.118 R)
• M34: 22,175,940 km (0.115 R)
• M35: 23,273,390 km (0.07 R)
• M36: 24,201,345 km (0.08 R)
• M37: 25,520,798 km (0.12 R)
• M38: 26,863,290 km (0.056 R)
• M39: 27,640,750 km (0.109 R)
• M40: 28,919,662 km (0.116 R)
• M41: 30,520,210 km (0.1 R)
• M42: 30,722,167 km (0.061 R)
• M43: 35,278,619 km (0.065 R)
• M44: 36,343,157 km (0.095 R)
• M45: 37,851,104 km (0.074 R)
• M46: 37,959,562 km (0.091 R)
• M47: 41,262,234 km (0.081 R)
• M48: 41,709,382 km (0.039 R)
• M49: 42,721,562 km (0.104 R)
• M50: 44,083,650 km (0.077 R)
• M51: 45,459,951 km (0.086 R)
• M52: 47,083,237 km (0.066 R)
• M53: 49,553,696 km (0.065 R)
• M54: 49,910,038 km (0.114 R)
• M55: 50,267,278 km (0.034 R)
• M56: 50,386,508 km (0.111 R)
• M57: 51,704,614 km (0.097 R)
• M58: 52,549,244 km (0.099 R)
• M59: 53,276,738 km (0.095 R)
• M60: 53,885,602 km (0.116 R)
• M61: 55,849,523 km (0.089 R)
• M62: 56,964,326 km (0.104 R)
• M63: 57,586,952 km (0.094 R)
• M64: 58,587,762 km (0.11 R)
• M65: 60,479,577 km (0.118 R)
• M66: 60,733,444 km (0.069 R)
• M67: 62,391,438 km (0.085 R)
• M68: 62,647,848 km (0.105 R)
• M69: 65,752,004 km (0.078 R)
• M70: 67,060,088 km (0.062 R)
• M71: 68,641,038 km (0.089 R)
• M72: 69,967,971 km (0.067 R)
• M73: 70,768,170 km (0.062 R)
• M74: 71,303,282 km (0.088 R)
• M75: 71,571,361 km (0.105 R)
• M76: 72,512,182 km (0.111 R)
• M77: 73,592,578 km (0.088 R)
• M78: 74,678,210 km (0.04 R)
• M79: 75,632,495 km (0.099 R)
• M80: 76,728,000 km (0.108 R)
• M81: 77,140,142 km (0.094 R)
• M82: 78,519,285 km (0.118 R)
• M83: 81,722,325 km (0.085 R)
• M84: 83,834,048 km (0.067 R)
• M85: 83,975,418 km (0.071 R)
• M86: 84,541,945 km (0.102 R)
• M87: 85,394,055 km (0.095 R)
• M88: 91,292,400 km (0.08 R)
• M89: 92,020,792 km (0.07 R)
• M90: 94,952,910 km (0.026 R)
• M91: 95,100,414 km (0.03 R)
• M92: 95,543,074 km (0.112 R)
• M93: 97,023,793 km (0.084 R)
• M94: 97,469,445 km (0.052 R)
• M95: 98,362,844 km (0.041 R)
• M96: 98,511,993 km (0.114 R)
• M97: 99,258,935 km (0.12 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 16,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit