🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.69 AU - 0.71 AU

Year: 213 Days

Day: 34.2 Hours

Environment

Temp: 126 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.05 AU - 1.29 AU

Year: 460 Days

Day: 13 Hours

Environment

Temp: 9 °C

Axial Tilt: 16.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.11 AU - 1.29 AU

Year: 478 Days

Day: 40.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.76 AU - 3.08 AU

Year: 1813 Days

Day: 34.2 Hours

Environment

Temp: -96 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,660,702 km

• M1: 1,112,260 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.04 AU - 3.32 AU

Year: 2061 Days

Day: 15.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.8

Radius: 11.1

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.42 AU - 9.28 AU

Year: 9569 Days

Day: 12.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 83,660,702 km

• M1: 146,756 km (0.059 R)
• M2: 230,082 km (0.097 R)
• M3: 336,146 km (0.077 R)
• M4: 414,835 km (0.088 R)
• M5: 586,723 km (0.105 R)
• M6: 740,659 km (0.112 R)
• M7: 1,016,667 km (0.109 R)
• M8: 1,154,297 km (0.064 R)
• M9: 1,476,681 km (0.047 R)
• M10: 1,619,547 km (0.074 R)
• M11: 1,722,320 km (0.042 R)
• M12: 1,842,747 km (0.117 R)
• M13: 2,091,977 km (0.049 R)
• M14: 2,368,882 km (0.069 R)
• M15: 2,554,533 km (0.07 R)
• M16: 2,709,965 km (0.034 R)
• M17: 3,457,955 km (0.097 R)
• M18: 4,104,517 km (0.086 R)
• M19: 4,287,475 km (0.119 R)
• M20: 4,452,332 km (0.087 R)
• M21: 4,724,750 km (0.105 R)
• M22: 4,959,469 km (0.111 R)
• M23: 5,111,011 km (0.093 R)
• M24: 5,220,068 km (0.103 R)
• M25: 5,641,934 km (0.035 R)
• M26: 6,307,046 km (0.092 R)
• M27: 7,118,315 km (0.098 R)
• M28: 7,937,065 km (0.075 R)
• M29: 8,114,637 km (0.043 R)
• M30: 8,603,224 km (0.066 R)
• M31: 8,916,631 km (0.114 R)
• M32: 9,180,821 km (0.083 R)
• M33: 9,340,592 km (0.104 R)
• M34: 9,501,260 km (0.113 R)
• M35: 9,635,898 km (0.063 R)
• M36: 9,934,196 km (0.08 R)
• M37: 10,098,155 km (0.1 R)
• M38: 10,263,162 km (0.068 R)
• M39: 10,819,367 km (0.106 R)
• M40: 11,845,309 km (0.098 R)
• M41: 11,990,269 km (0.112 R)
• M42: 13,623,280 km (0.113 R)
• M43: 13,988,897 km (0.041 R)
• M44: 14,265,204 km (0.109 R)
• M45: 14,574,273 km (0.112 R)
• M46: 15,483,230 km (0.072 R)
• M47: 15,896,719 km (0.112 R)
• M48: 16,056,639 km (0.11 R)
• M49: 16,249,321 km (0.093 R)
• M50: 16,572,303 km (0.094 R)
• M51: 18,520,067 km (0.103 R)
• M52: 19,332,982 km (0.074 R)
• M53: 20,157,415 km (0.094 R)
• M54: 20,261,386 km (0.096 R)
• M55: 20,713,471 km (0.104 R)
• M56: 21,345,223 km (0.045 R)
• M57: 21,627,963 km (0.117 R)
• M58: 21,769,781 km (0.071 R)
• M59: 21,947,504 km (0.114 R)
• M60: 22,161,429 km (0.086 R)
• M61: 22,376,102 km (0.088 R)
• M62: 22,591,373 km (0.103 R)
• M63: 22,807,392 km (0.085 R)
• M64: 23,241,525 km (0.08 R)
• M65: 24,560,081 km (0.077 R)
• M66: 24,893,534 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.9

Radius: 6.1

Gravity: 26.52 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 12.49 AU - 16.77 AU

Year: 20337 Days

Day: 23.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 83,660,702 km

• M1: 303,235 km (0.104 R)
• M2: 378,782 km (0.114 R)
• M3: 596,297 km (0.084 R)
• M4: 796,609 km (0.089 R)
• M5: 1,105,379 km (0.105 R)
• M6: 1,931,009 km (0.056 R)
• M7: 2,040,515 km (0.089 R)
• M8: 2,498,733 km (0.081 R)
• M9: 3,640,165 km (0.103 R)
• M10: 3,730,373 km (0.119 R)
• M11: 4,145,507 km (0.07 R)
• M12: 4,672,839 km (0.041 R)
• M13: 4,919,526 km (0.07 R)
• M14: 6,269,348 km (0.088 R)
• M15: 6,541,466 km (0.066 R)
• M16: 6,651,271 km (0.042 R)
• M17: 6,761,824 km (0.085 R)
• M18: 6,984,725 km (0.093 R)
• M19: 8,134,833 km (0.079 R)
• M20: 8,611,153 km (0.077 R)
• M21: 9,157,783 km (0.078 R)
• M22: 10,929,022 km (0.083 R)
• M23: 11,256,193 km (0.112 R)
• M24: 12,871,251 km (0.094 R)
• M25: 12,940,066 km (0.066 R)
• M26: 13,286,236 km (0.119 R)
• M27: 13,846,330 km (0.086 R)
• M28: 13,916,791 km (0.074 R)
• M29: 14,485,562 km (0.117 R)
• M30: 18,986,663 km (0.081 R)
• M31: 20,575,242 km (0.119 R)
• M32: 20,655,726 km (0.109 R)
• M33: 21,303,934 km (0.11 R)
• M34: 21,466,995 km (0.106 R)
• M35: 21,630,506 km (0.081 R)
• M36: 21,794,465 km (0.076 R)
• M37: 23,036,875 km (0.054 R)
• M38: 24,047,259 km (0.091 R)
• M39: 24,302,174 km (0.085 R)
• M40: 24,472,566 km (0.07 R)
• M41: 24,986,136 km (0.088 R)
• M42: 26,285,692 km (0.039 R)
• M43: 26,373,057 km (0.107 R)
• M44: 27,075,868 km (0.046 R)
• M45: 28,410,281 km (0.117 R)
• M46: 29,130,595 km (0.08 R)
• M47: 30,405,618 km (0.039 R)
• M48: 31,512,941 km (0.069 R)
• M49: 32,727,227 km (0.111 R)
• M50: 33,956,921 km (0.047 R)
• M51: 34,052,215 km (0.106 R)
• M52: 34,913,151 km (0.094 R)
• M53: 37,538,594 km (0.12 R)
• M54: 38,924,768 km (0.047 R)
• M55: 40,529,504 km (0.119 R)
• M56: 41,136,722 km (0.04 R)
• M57: 42,155,633 km (0.104 R)
• M58: 43,699,483 km (0.063 R)
• M59: 46,207,790 km (0.114 R)
• M60: 47,266,644 km (0.097 R)
• M61: 47,479,372 km (0.115 R)
• M62: 50,382,169 km (0.105 R)
• M63: 52,019,668 km (0.083 R)
• M64: 52,239,277 km (0.103 R)
• M65: 52,789,648 km (0.114 R)
• M66: 52,900,051 km (0.107 R)
• M67: 53,674,370 km (0.095 R)
• M68: 54,118,526 km (0.097 R)
• M69: 55,795,069 km (0.049 R)
• M70: 56,470,503 km (0.075 R)
• M71: 57,375,122 km (0.115 R)
• M72: 57,829,301 km (0.101 R)
• M73: 59,084,427 km (0.097 R)
• M74: 60,002,808 km (0.09 R)
• M75: 60,925,977 km (0.107 R)
• M76: 61,157,405 km (0.096 R)
• M77: 62,552,704 km (0.076 R)
• M78: 66,443,296 km (0.111 R)
• M79: 67,997,319 km (0.027 R)
• M80: 68,237,573 km (0.102 R)
• M81: 69,563,309 km (0.101 R)
• M82: 70,776,099 km (0.096 R)
• M83: 71,873,399 km (0.065 R)
• M84: 74,703,342 km (0.098 R)
• M85: 75,199,110 km (0.1 R)
• M86: 77,193,548 km (0.096 R)
• M87: 77,443,975 km (0.082 R)
• M88: 77,820,364 km (0.095 R)
• M89: 78,071,538 km (0.042 R)
• M90: 78,700,597 km (0.087 R)
• M91: 79,331,452 km (0.074 R)
• M92: 80,344,379 km (0.065 R)
• M93: 80,979,571 km (0.12 R)
• M94: 82,510,855 km (0.052 R)
• M95: 83,280,087 km (0.113 R)
• M96: 85,601,996 km (0.1 R)
• M97: 86,120,801 km (0.099 R)
• M98: 86,770,804 km (0.034 R)
• M99: 86,901,104 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861

Radius: 3.4

Gravity: 74.48 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 12.41 AU - 17.07 AU

Year: 20567 Days

Day: 19.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 83,660,702 km

• M1: 49,816 km (0.1 R)
• M2: 138,827 km (0.073 R)
• M3: 166,203 km (0.037 R)
• M4: 1,828,984 km (0.119 R)
• M5: 4,144,011 km (0.054 R)
• M6: 5,343,786 km (0.037 R)
• M7: 7,577,431 km (0.114 R)
• M8: 8,262,290 km (0.097 R)
• M9: 8,670,842 km (0.117 R)
• M10: 10,120,595 km (0.109 R)
• M11: 10,431,908 km (0.074 R)
• M12: 12,831,757 km (0.048 R)
• M13: 12,898,777 km (0.109 R)
• M14: 13,304,038 km (0.117 R)
• M15: 13,508,239 km (0.115 R)
• M16: 13,850,968 km (0.1 R)
• M17: 14,335,366 km (0.099 R)
• M18: 14,544,803 km (0.066 R)
• M19: 15,534,991 km (0.042 R)
• M20: 16,182,899 km (0.109 R)
• M21: 16,400,863 km (0.111 R)
• M22: 16,473,718 km (0.091 R)
• M23: 17,505,195 km (0.071 R)
• M24: 17,654,194 km (0.102 R)
• M25: 18,254,531 km (0.075 R)
• M26: 18,330,077 km (0.077 R)
• M27: 18,557,317 km (0.074 R)
• M28: 18,633,163 km (0.064 R)
• M29: 19,475,249 km (0.085 R)
• M30: 21,275,660 km (0.109 R)
• M31: 22,316,562 km (0.098 R)
• M32: 22,802,455 km (0.117 R)
• M33: 23,373,770 km (0.068 R)
• M34: 23,784,865 km (0.053 R)
• M35: 23,867,293 km (0.066 R)
• M36: 24,697,412 km (0.03 R)
• M37: 26,045,139 km (0.095 R)
• M38: 28,723,390 km (0.1 R)
• M39: 29,517,156 km (0.099 R)
• M40: 31,759,778 km (0.087 R)
• M41: 32,397,513 km (0.078 R)
• M42: 32,488,918 km (0.099 R)
• M43: 32,580,471 km (0.079 R)
• M44: 33,500,349 km (0.116 R)
• M45: 33,592,950 km (0.099 R)
• M46: 34,615,601 km (0.086 R)
• M47: 34,709,100 km (0.101 R)
• M48: 35,177,790 km (0.078 R)
• M49: 35,365,834 km (0.11 R)
• M50: 35,459,931 km (0.079 R)
• M51: 36,786,864 km (0.083 R)
• M52: 36,882,308 km (0.117 R)
• M53: 37,552,357 km (0.109 R)
• M54: 38,226,445 km (0.097 R)
• M55: 39,880,249 km (0.055 R)
• M56: 39,978,236 km (0.107 R)
• M57: 40,076,222 km (0.092 R)
• M58: 40,666,536 km (0.076 R)
• M59: 42,454,230 km (0.064 R)
• M60: 42,955,233 km (0.094 R)
• M61: 43,761,117 km (0.064 R)
• M62: 44,064,651 km (0.092 R)
• M63: 44,673,664 km (0.11 R)
• M64: 45,081,318 km (0.068 R)
• M65: 47,137,691 km (0.087 R)
• M66: 50,385,012 km (0.039 R)
• M67: 52,948,072 km (0.106 R)
• M68: 53,811,850 km (0.084 R)
• M69: 54,571,358 km (0.095 R)
• M70: 55,225,400 km (0.088 R)
• M71: 56,320,906 km (0.097 R)
• M72: 56,981,679 km (0.071 R)
• M73: 57,423,741 km (0.079 R)
• M74: 57,645,146 km (0.099 R)
• M75: 58,311,006 km (0.063 R)
• M76: 58,756,359 km (0.058 R)
• M77: 63,157,379 km (0.12 R)
• M78: 63,500,407 km (0.107 R)
• M79: 64,073,217 km (0.068 R)
• M80: 65,570,841 km (0.062 R)
• M81: 66,033,847 km (0.118 R)
• M82: 66,498,049 km (0.109 R)
• M83: 67,196,372 km (0.03 R)
• M84: 67,897,088 km (0.091 R)
• M85: 68,952,800 km (0.096 R)
• M86: 69,305,851 km (0.116 R)
• M87: 70,842,820 km (0.069 R)
• M88: 72,510,537 km (0.088 R)
• M89: 72,749,893 km (0.054 R)
• M90: 75,278,247 km (0.086 R)
• M91: 75,399,421 km (0.102 R)
• M92: 76,249,137 km (0.1 R)
• M93: 82,659,256 km (0.103 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 11,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit