🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.85 AU - 0.99 AU

Year: 316 Days

Day: 26.1 Hours

Environment

Temp: 151 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.73 AU - 1.19 AU

Year: 337 Days

Day: 25.8 Hours

Environment

Temp: 110 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.78 AU - 1.28 AU

Year: 374 Days

Day: 30.9 Hours

Environment

Temp: 48 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,565,156 km

• M1: 228,586 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.67 AU - 4.11 AU

Year: 2235 Days

Day: 30.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.3 AU - 5.02 AU

Year: 3039 Days

Day: 29.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.8

Radius: 8.8

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 10.23 AU - 11.65 AU

Year: 12960 Days

Day: 8.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 86,565,156 km

• M1: 169,794 km (0.081 R)
• M2: 510,428 km (0.103 R)
• M3: 679,474 km (0.032 R)
• M4: 1,041,650 km (0.108 R)
• M5: 1,164,470 km (0.106 R)
• M6: 1,243,757 km (0.035 R)
• M7: 1,703,621 km (0.061 R)
• M8: 1,812,677 km (0.099 R)
• M9: 2,272,392 km (0.113 R)
• M10: 3,340,371 km (0.089 R)
• M11: 3,454,813 km (0.109 R)
• M12: 3,877,577 km (0.118 R)
• M13: 4,291,963 km (0.07 R)
• M14: 4,542,390 km (0.092 R)
• M15: 4,979,066 km (0.1 R)
• M16: 5,564,143 km (0.049 R)
• M17: 5,754,880 km (0.082 R)
• M18: 6,114,813 km (0.048 R)
• M19: 6,711,858 km (0.111 R)
• M20: 9,409,257 km (0.066 R)
• M21: 9,898,891 km (0.069 R)
• M22: 10,363,542 km (0.093 R)
• M23: 10,665,879 km (0.087 R)
• M24: 11,107,791 km (0.097 R)
• M25: 12,044,723 km (0.107 R)
• M26: 12,115,184 km (0.096 R)
• M27: 12,826,970 km (0.093 R)
• M28: 13,115,395 km (0.118 R)
• M29: 13,919,783 km (0.119 R)
• M30: 14,890,822 km (0.09 R)
• M31: 15,080,064 km (0.111 R)
• M32: 15,156,059 km (0.12 R)
• M33: 15,270,203 km (0.102 R)
• M34: 15,499,237 km (0.103 R)
• M35: 16,819,139 km (0.043 R)
• M36: 18,093,862 km (0.118 R)
• M37: 18,336,361 km (0.062 R)
• M38: 19,193,556 km (0.095 R)
• M39: 19,896,966 km (0.091 R)
• M40: 20,862,171 km (0.082 R)
• M41: 21,928,505 km (0.081 R)
• M42: 22,143,926 km (0.051 R)
• M43: 22,273,477 km (0.076 R)
• M44: 22,707,162 km (0.075 R)
• M45: 23,099,856 km (0.083 R)
• M46: 25,277,403 km (0.053 R)
• M47: 26,504,853 km (0.057 R)
• M48: 27,658,851 km (0.107 R)
• M49: 27,984,825 km (0.105 R)
• M50: 28,218,497 km (0.111 R)
• M51: 28,452,767 km (0.099 R)
• M52: 28,781,882 km (0.079 R)
• M53: 31,024,205 km (0.095 R)
• M54: 31,557,072 km (0.041 R)
• M55: 32,288,606 km (0.12 R)
• M56: 32,435,511 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.3

Radius: 14.4

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 10.41 AU - 13.33 AU

Year: 14647 Days

Day: 6.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 86,565,156 km

• M1: 252,222 km (0.109 R)
• M2: 453,730 km (0.105 R)
• M3: 819,497 km (0.035 R)
• M4: 915,988 km (0.118 R)
• M5: 1,058,405 km (0.068 R)
• M6: 1,253,331 km (0.091 R)
• M7: 1,630,617 km (0.108 R)
• M8: 2,043,956 km (0.103 R)
• M9: 2,263,266 km (0.107 R)
• M10: 2,548,549 km (0.034 R)
• M11: 2,725,524 km (0.086 R)
• M12: 2,876,169 km (0.069 R)
• M13: 3,704,492 km (0.11 R)
• M14: 3,804,723 km (0.072 R)
• M15: 4,145,656 km (0.089 R)
• M16: 5,530,184 km (0.085 R)
• M17: 5,838,805 km (0.079 R)
• M18: 6,232,696 km (0.054 R)
• M19: 6,352,674 km (0.119 R)
• M20: 6,473,249 km (0.12 R)
• M21: 7,171,423 km (0.067 R)
• M22: 7,339,272 km (0.118 R)
• M23: 8,952,984 km (0.118 R)
• M24: 9,133,848 km (0.119 R)
• M25: 9,545,391 km (0.099 R)
• M26: 9,869,570 km (0.1 R)
• M27: 10,056,567 km (0.101 R)
• M28: 10,672,312 km (0.112 R)
• M29: 12,897,132 km (0.108 R)
• M30: 13,462,462 km (0.117 R)
• M31: 14,035,721 km (0.106 R)
• M32: 14,193,547 km (0.119 R)
• M33: 14,404,779 km (0.093 R)
• M34: 16,077,433 km (0.12 R)
• M35: 16,574,397 km (0.077 R)
• M36: 16,908,599 km (0.117 R)
• M37: 17,076,597 km (0.112 R)
• M38: 17,640,431 km (0.106 R)
• M39: 18,267,845 km (0.106 R)
• M40: 18,670,861 km (0.049 R)
• M41: 19,251,600 km (0.117 R)
• M42: 19,661,798 km (0.107 R)
• M43: 19,779,531 km (0.117 R)
• M44: 20,669,938 km (0.115 R)
• M45: 21,090,009 km (0.106 R)
• M46: 21,210,435 km (0.098 R)
• M47: 21,452,185 km (0.115 R)
• M48: 22,428,311 km (0.085 R)
• M49: 25,058,990 km (0.082 R)
• M50: 25,442,708 km (0.117 R)
• M51: 26,801,207 km (0.105 R)
• M52: 27,259,275 km (0.068 R)
• M53: 28,183,192 km (0.112 R)
• M54: 28,449,027 km (0.112 R)
• M55: 30,605,780 km (0.116 R)
• M56: 31,221,824 km (0.086 R)
• M57: 33,094,490 km (0.088 R)
• M58: 34,221,411 km (0.09 R)
• M59: 34,433,989 km (0.066 R)
• M60: 34,576,107 km (0.08 R)
• M61: 36,079,266 km (0.082 R)
• M62: 37,530,665 km (0.044 R)
• M63: 37,676,822 km (0.053 R)
• M64: 38,116,490 km (0.117 R)
• M65: 38,557,954 km (0.041 R)
• M66: 38,853,110 km (0.074 R)
• M67: 39,001,062 km (0.069 R)
• M68: 41,695,021 km (0.066 R)
• M69: 41,846,564 km (0.106 R)
• M70: 42,911,551 km (0.034 R)
• M71: 43,141,034 km (0.079 R)
• M72: 43,677,791 km (0.106 R)
• M73: 44,680,695 km (0.097 R)
• M74: 45,535,348 km (0.107 R)
• M75: 47,102,834 km (0.109 R)
• M76: 47,418,486 km (0.094 R)
• M77: 48,528,652 km (0.098 R)
• M78: 50,613,298 km (0.056 R)
• M79: 51,341,690 km (0.034 R)
• M80: 51,747,848 km (0.09 R)
• M81: 52,481,626 km (0.107 R)
• M82: 53,547,511 km (0.119 R)
• M83: 55,367,818 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.6

Radius: 7.5

Gravity: 14.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 13.69 AU - 17.79 AU

Year: 22366 Days

Day: 18.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 86,565,156 km

• M1: 143,913 km (0.096 R)
• M2: 268,229 km (0.09 R)
• M3: 498,460 km (0.107 R)
• M4: 785,090 km (0.119 R)
• M5: 1,060,051 km (0.089 R)
• M6: 2,236,189 km (0.085 R)
• M7: 2,467,018 km (0.051 R)
• M8: 2,665,385 km (0.1 R)
• M9: 3,869,050 km (0.057 R)
• M10: 5,627,423 km (0.049 R)
• M11: 5,836,262 km (0.097 R)
• M12: 6,100,900 km (0.119 R)
• M13: 7,827,559 km (0.07 R)
• M14: 8,593,799 km (0.117 R)
• M15: 10,196,740 km (0.104 R)
• M16: 11,097,469 km (0.074 R)
• M17: 12,023,330 km (0.071 R)
• M18: 12,292,457 km (0.115 R)
• M19: 12,905,060 km (0.114 R)
• M20: 13,111,655 km (0.118 R)
• M21: 13,458,124 km (0.107 R)
• M22: 13,807,584 km (0.078 R)
• M23: 14,231,096 km (0.112 R)
• M24: 16,262,785 km (0.112 R)
• M25: 19,240,081 km (0.054 R)
• M26: 22,380,589 km (0.092 R)
• M27: 22,463,167 km (0.043 R)
• M28: 22,545,895 km (0.108 R)
• M29: 24,987,781 km (0.075 R)
• M30: 25,073,501 km (0.1 R)
• M31: 25,762,698 km (0.079 R)
• M32: 26,983,417 km (0.108 R)
• M33: 27,512,395 km (0.116 R)
• M34: 28,491,064 km (0.044 R)
• M35: 28,939,708 km (0.071 R)
• M36: 29,029,766 km (0.091 R)
• M37: 29,390,746 km (0.102 R)
• M38: 29,934,833 km (0.096 R)
• M39: 30,299,553 km (0.03 R)
• M40: 31,033,330 km (0.117 R)
• M41: 32,799,333 km (0.106 R)
• M42: 33,081,026 km (0.09 R)
• M43: 33,741,800 km (0.1 R)
• M44: 34,121,330 km (0.114 R)
• M45: 35,076,213 km (0.099 R)
• M46: 35,172,105 km (0.109 R)
• M47: 36,330,740 km (0.077 R)
• M48: 36,622,307 km (0.109 R)
• M49: 36,817,083 km (0.098 R)
• M50: 37,305,670 km (0.105 R)
• M51: 38,684,962 km (0.049 R)
• M52: 39,780,467 km (0.025 R)
• M53: 40,785,167 km (0.056 R)
• M54: 40,886,145 km (0.082 R)
• M55: 41,798,243 km (0.111 R)
• M56: 43,127,570 km (0.11 R)
• M57: 43,436,340 km (0.115 R)
• M58: 43,849,081 km (0.118 R)
• M59: 45,827,513 km (0.107 R)
• M60: 46,142,566 km (0.11 R)
• M61: 46,247,733 km (0.079 R)
• M62: 46,458,367 km (0.065 R)
• M63: 47,303,894 km (0.085 R)
• M64: 49,978,853 km (0.081 R)
• M65: 50,411,341 km (0.075 R)
• M66: 51,389,113 km (0.073 R)
• M67: 53,032,595 km (0.066 R)
• M68: 53,916,120 km (0.08 R)
• M69: 54,915,882 km (0.118 R)
• M70: 55,921,778 km (0.091 R)
• M71: 56,146,175 km (0.078 R)
• M72: 57,611,786 km (0.098 R)
• M73: 58,065,217 km (0.09 R)
• M74: 59,891,059 km (0.104 R)
• M75: 61,157,255 km (0.074 R)
• M76: 62,781,439 km (0.114 R)
• M77: 65,480,334 km (0.088 R)
• M78: 67,260,848 km (0.051 R)
• M79: 68,816,816 km (0.12 R)
• M80: 69,659,650 km (0.086 R)
• M81: 71,720,510 km (0.026 R)
• M82: 74,170,475 km (0.085 R)
• M83: 74,417,012 km (0.074 R)
• M84: 74,910,835 km (0.095 R)
• M85: 75,158,120 km (0.113 R)
• M86: 76,523,350 km (0.12 R)
• M87: 78,900,610 km (0.048 R)
• M88: 79,278,195 km (0.055 R)
• M89: 81,048,087 km (0.101 R)
• M90: 81,810,588 km (0.084 R)
• M91: 82,192,810 km (0.053 R)
• M92: 83,342,769 km (0.06 R)

Kuiper Belt

Range: 30.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 18,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit