🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.51 AU - 0.57 AU

Year: 146 Days

Day: 33.3 Hours

Environment

Temp: 204 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.54 AU - 0.58 AU

Year: 155 Days

Day: 40.7 Hours

Environment

Temp: 211 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,114,046 km

• M1: 326,273 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.69 AU - 1.09 AU

Year: 310 Days

Day: 29.6 Hours

Environment

Temp: 152 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,114,046 km

• M1: 507,137 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.05 AU - 1.15 AU

Year: 426 Days

Day: 25.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 103,114,046 km

• M1: 688,449 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.99 AU - 1.55 AU

Year: 528 Days

Day: 20.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 103,114,046 km

• M1: 1,063,042 km (0.085 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.53 AU - 1.55 AU

Year: 705 Days

Day: 46.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.24 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.1

Radius: 11.8

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.93 AU - 5.93 AU

Year: 4039 Days

Day: 10.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 103,114,046 km

• M1: 148,551 km (0.093 R)
• M2: 241,152 km (0.044 R)
• M3: 345,421 km (0.094 R)
• M4: 428,000 km (0.026 R)
• M5: 593,754 km (0.042 R)
• M6: 841,638 km (0.082 R)
• M7: 1,411,306 km (0.108 R)
• M8: 1,508,545 km (0.09 R)
• M9: 1,947,615 km (0.079 R)
• M10: 2,056,672 km (0.089 R)
• M11: 2,484,521 km (0.095 R)
• M12: 2,618,412 km (0.118 R)
• M13: 2,924,489 km (0.051 R)
• M14: 3,002,878 km (0.065 R)
• M15: 3,098,022 km (0.074 R)
• M16: 3,226,228 km (0.083 R)
• M17: 3,389,140 km (0.116 R)
• M18: 3,689,383 km (0.103 R)
• M19: 3,808,463 km (0.05 R)
• M20: 3,980,949 km (0.12 R)
• M21: 4,155,978 km (0.061 R)
• M22: 4,495,715 km (0.109 R)
• M23: 4,604,922 km (0.111 R)
• M24: 5,126,121 km (0.069 R)
• M25: 5,317,008 km (0.103 R)
• M26: 5,451,945 km (0.059 R)
• M27: 5,588,079 km (0.039 R)
• M28: 5,823,995 km (0.07 R)
• M29: 5,923,328 km (0.052 R)
• M30: 6,063,351 km (0.117 R)
• M31: 6,592,928 km (0.114 R)
• M32: 6,675,805 km (0.115 R)
• M33: 7,415,267 km (0.028 R)
• M34: 7,783,876 km (0.081 R)
• M35: 8,584,375 km (0.11 R)
• M36: 8,856,942 km (0.095 R)
• M37: 8,994,422 km (0.069 R)
• M38: 9,086,425 km (0.096 R)
• M39: 9,341,041 km (0.114 R)
• M40: 9,928,511 km (0.114 R)
• M41: 10,023,656 km (0.113 R)
• M42: 10,190,906 km (0.113 R)
• M43: 10,722,427 km (0.055 R)
• M44: 10,967,020 km (0.044 R)
• M45: 11,139,357 km (0.039 R)
• M46: 11,287,758 km (0.068 R)
• M47: 11,387,091 km (0.094 R)
• M48: 12,447,590 km (0.085 R)
• M49: 12,678,868 km (0.05 R)
• M50: 12,885,762 km (0.112 R)
• M51: 13,067,673 km (0.115 R)
• M52: 13,592,163 km (0.093 R)
• M53: 13,724,408 km (0.114 R)
• M54: 13,857,101 km (0.045 R)
• M55: 14,580,706 km (0.071 R)
• M56: 14,716,092 km (0.106 R)
• M57: 15,097,268 km (0.108 R)
• M58: 15,316,578 km (0.057 R)
• M59: 15,786,166 km (0.119 R)
• M60: 15,869,492 km (0.065 R)
• M61: 16,260,541 km (0.104 R)
• M62: 16,881,372 km (0.045 R)
• M63: 17,080,486 km (0.093 R)
• M64: 17,481,110 km (0.096 R)
• M65: 17,740,363 km (0.113 R)
• M66: 18,058,857 km (0.12 R)
• M67: 18,146,072 km (0.057 R)
• M68: 18,233,437 km (0.093 R)
• M69: 18,320,952 km (0.085 R)
• M70: 18,467,109 km (0.115 R)
• M71: 18,996,386 km (0.115 R)
• M72: 20,190,477 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.9

Radius: 8.7

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.55 AU - 7.55 AU

Year: 7654 Days

Day: 14.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 103,114,046 km

• M1: 119,080 km (0.089 R)
• M2: 620,981 km (0.118 R)
• M3: 712,235 km (0.065 R)
• M4: 909,106 km (0.093 R)
• M5: 996,322 km (0.115 R)
• M6: 1,142,180 km (0.098 R)
• M7: 1,217,876 km (0.107 R)
• M8: 1,414,597 km (0.066 R)
• M9: 2,182,035 km (0.103 R)
• M10: 2,325,050 km (0.061 R)
• M11: 2,721,484 km (0.119 R)
• M12: 2,901,600 km (0.047 R)
• M13: 3,032,798 km (0.087 R)
• M14: 3,165,940 km (0.108 R)
• M15: 3,717,806 km (0.03 R)
• M16: 4,449,190 km (0.03 R)
• M17: 4,877,938 km (0.109 R)
• M18: 5,034,268 km (0.057 R)
• M19: 5,480,967 km (0.082 R)
• M20: 5,874,110 km (0.102 R)
• M21: 6,107,632 km (0.061 R)
• M22: 6,618,210 km (0.115 R)
• M23: 6,791,594 km (0.072 R)
• M24: 7,036,635 km (0.093 R)
• M25: 7,142,700 km (0.036 R)
• M26: 7,935,868 km (0.117 R)
• M27: 8,009,320 km (0.086 R)
• M28: 8,643,167 km (0.101 R)
• M29: 9,448,452 km (0.119 R)
• M30: 9,919,386 km (0.05 R)
• M31: 10,038,316 km (0.114 R)
• M32: 10,117,753 km (0.088 R)
• M33: 10,438,042 km (0.095 R)
• M34: 11,129,782 km (0.026 R)
• M35: 11,212,061 km (0.101 R)
• M36: 11,336,078 km (0.029 R)
• M37: 11,878,221 km (0.083 R)
• M38: 12,046,817 km (0.111 R)
• M39: 12,557,245 km (0.115 R)
• M40: 12,815,002 km (0.109 R)
• M41: 13,074,704 km (0.102 R)
• M42: 13,161,621 km (0.099 R)
• M43: 14,713,699 km (0.081 R)
• M44: 15,031,145 km (0.087 R)
• M45: 15,764,923 km (0.084 R)
• M46: 15,903,750 km (0.058 R)
• M47: 16,463,395 km (0.094 R)
• M48: 16,934,778 km (0.086 R)
• M49: 17,506,242 km (0.084 R)
• M50: 17,650,006 km (0.047 R)
• M51: 17,938,879 km (0.071 R)
• M52: 18,035,519 km (0.094 R)
• M53: 20,004,526 km (0.088 R)
• M54: 20,155,022 km (0.096 R)
• M55: 20,811,158 km (0.118 R)
• M56: 21,371,851 km (0.111 R)
• M57: 22,092,614 km (0.076 R)
• M58: 24,302,324 km (0.111 R)
• M59: 24,462,842 km (0.095 R)
• M60: 25,000,497 km (0.08 R)
• M61: 25,705,103 km (0.086 R)
• M62: 25,759,706 km (0.106 R)
• M63: 26,142,078 km (0.093 R)
• M64: 26,416,441 km (0.082 R)
• M65: 26,691,701 km (0.104 R)
• M66: 26,968,008 km (0.096 R)
• M67: 27,411,865 km (0.03 R)
• M68: 28,532,353 km (0.087 R)
• M69: 29,154,979 km (0.119 R)
• M70: 29,382,518 km (0.111 R)
• M71: 30,011,278 km (0.102 R)
• M72: 30,644,376 km (0.111 R)
• M73: 30,760,015 km (0.088 R)
• M74: 31,514,886 km (0.075 R)
• M75: 31,806,901 km (0.056 R)
• M76: 31,923,886 km (0.083 R)
• M77: 33,042,878 km (0.074 R)
• M78: 33,398,921 km (0.074 R)
• M79: 34,354,702 km (0.046 R)
• M80: 34,474,680 km (0.115 R)
• M81: 34,835,809 km (0.114 R)
• M82: 34,896,247 km (0.118 R)
• M83: 36,476,449 km (0.103 R)
• M84: 36,598,969 km (0.115 R)
• M85: 37,769,722 km (0.114 R)
• M86: 38,204,155 km (0.055 R)
• M87: 38,266,238 km (0.087 R)
• M88: 38,890,061 km (0.109 R)
• M89: 40,147,880 km (0.113 R)
• M90: 40,337,719 km (0.098 R)
• M91: 41,546,769 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 800.3

Radius: 6.4

Gravity: 19.54 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 16.7 AU - 18.5 AU

Year: 27242 Days

Day: 22.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 103,114,046 km

• M1: 178,021 km (0.041 R)
• M2: 260,300 km (0.035 R)
• M3: 492,027 km (0.103 R)
• M4: 1,050,327 km (0.08 R)
• M5: 1,314,217 km (0.066 R)
• M6: 1,418,637 km (0.106 R)
• M7: 2,223,024 km (0.071 R)
• M8: 3,620,418 km (0.075 R)
• M9: 4,067,865 km (0.108 R)
• M10: 4,169,741 km (0.111 R)
• M11: 4,532,815 km (0.104 R)
• M12: 5,068,974 km (0.114 R)
• M13: 5,233,831 km (0.069 R)
• M14: 5,512,382 km (0.076 R)
• M15: 6,025,952 km (0.067 R)
• M16: 6,259,025 km (0.04 R)
• M17: 7,468,823 km (0.073 R)
• M18: 7,972,519 km (0.1 R)
• M19: 12,231,571 km (0.048 R)
• M20: 12,526,727 km (0.104 R)
• M21: 13,730,691 km (0.087 R)
• M22: 14,269,094 km (0.104 R)
• M23: 14,971,306 km (0.102 R)
• M24: 17,062,385 km (0.064 R)
• M25: 17,640,880 km (0.096 R)
• M26: 22,134,501 km (0.105 R)
• M27: 22,765,056 km (0.065 R)
• M28: 23,401,595 km (0.084 R)
• M29: 23,951,816 km (0.05 R)
• M30: 25,064,824 km (0.091 R)
• M31: 25,439,567 km (0.12 R)
• M32: 25,910,650 km (0.065 R)
• M33: 26,384,726 km (0.113 R)
• M34: 26,765,901 km (0.053 R)
• M35: 27,052,980 km (0.037 R)
• M36: 27,920,498 km (0.065 R)
• M37: 28,309,003 km (0.116 R)
• M38: 28,894,978 km (0.057 R)
• M39: 31,278,970 km (0.058 R)
• M40: 31,986,119 km (0.093 R)
• M41: 33,622,271 km (0.093 R)
• M42: 34,035,460 km (0.12 R)
• M43: 34,867,075 km (0.033 R)
• M44: 35,600,104 km (0.082 R)
• M45: 39,340,949 km (0.115 R)
• M46: 40,652,025 km (0.12 R)
• M47: 41,755,608 km (0.11 R)
• M48: 43,654,005 km (0.037 R)
• M49: 44,104,743 km (0.07 R)
• M50: 47,302,996 km (0.085 R)
• M51: 47,650,213 km (0.075 R)
• M52: 48,114,266 km (0.073 R)
• M53: 49,398,264 km (0.095 R)
• M54: 51,642,531 km (0.11 R)
• M55: 52,836,921 km (0.078 R)
• M56: 53,799,134 km (0.095 R)
• M57: 55,131,453 km (0.092 R)
• M58: 55,862,687 km (0.065 R)
• M59: 56,720,033 km (0.075 R)
• M60: 56,965,672 km (0.101 R)
• M61: 57,704,985 km (0.042 R)
• M62: 61,196,899 km (0.065 R)
• M63: 61,575,082 km (0.082 R)
• M64: 63,222,753 km (0.07 R)
• M65: 63,732,732 km (0.106 R)
• M66: 64,371,964 km (0.084 R)
• M67: 64,500,169 km (0.06 R)
• M68: 66,820,582 km (0.1 R)
• M69: 67,470,136 km (0.103 R)
• M70: 68,513,581 km (0.096 R)
• M71: 68,644,329 km (0.081 R)
• M72: 69,037,323 km (0.102 R)
• M73: 69,299,568 km (0.096 R)
• M74: 69,825,405 km (0.065 R)
• M75: 70,220,493 km (0.1 R)
• M76: 71,410,394 km (0.075 R)
• M77: 72,607,027 km (0.066 R)
• M78: 73,810,243 km (0.102 R)
• M79: 74,885,253 km (0.086 R)
• M80: 75,424,703 km (0.109 R)
• M81: 76,371,957 km (0.066 R)
• M82: 78,414,716 km (0.079 R)
• M83: 80,061,938 km (0.079 R)
• M84: 81,166,419 km (0.101 R)
• M85: 81,582,002 km (0.088 R)
• M86: 81,998,183 km (0.115 R)
• M87: 82,137,010 km (0.106 R)
• M88: 82,832,640 km (0.082 R)
• M89: 85,352,916 km (0.112 R)
• M90: 86,763,923 km (0.076 R)
• M91: 89,608,975 km (0.12 R)
• M92: 89,751,991 km (0.073 R)
• M93: 94,078,959 km (0.101 R)
• M94: 95,390,185 km (0.05 R)
• M95: 97,294,865 km (0.119 R)
• M96: 98,030,886 km (0.102 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.8

Radius: 7.4

Gravity: 16.41 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 16.22 AU - 19.24 AU

Year: 27545 Days

Day: 17.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 103,114,046 km

• M1: 95,294 km (0.105 R)
• M2: 152,291 km (0.047 R)
• M3: 340,784 km (0.079 R)
• M4: 451,337 km (0.114 R)
• M5: 1,209,499 km (0.109 R)
• M6: 1,349,074 km (0.059 R)
• M7: 1,531,134 km (0.098 R)
• M8: 2,781,473 km (0.106 R)
• M9: 2,873,625 km (0.063 R)
• M10: 3,647,495 km (0.062 R)
• M11: 3,748,474 km (0.096 R)
• M12: 5,604,684 km (0.096 R)
• M13: 6,257,529 km (0.086 R)
• M14: 6,562,260 km (0.114 R)
• M15: 6,934,161 km (0.053 R)
• M16: 7,059,823 km (0.116 R)
• M17: 7,376,970 km (0.09 R)
• M18: 7,440,998 km (0.106 R)
• M19: 7,828,756 km (0.098 R)
• M20: 8,895,089 km (0.112 R)
• M21: 9,031,523 km (0.078 R)
• M22: 9,100,038 km (0.103 R)
• M23: 9,306,633 km (0.079 R)
• M24: 11,903,353 km (0.109 R)
• M25: 13,514,372 km (0.08 R)
• M26: 14,305,446 km (0.106 R)
• M27: 14,626,034 km (0.12 R)
• M28: 14,867,934 km (0.114 R)
• M29: 15,274,242 km (0.084 R)
• M30: 18,479,376 km (0.088 R)
• M31: 19,179,793 km (0.096 R)
• M32: 19,888,887 km (0.054 R)
• M33: 21,424,061 km (0.059 R)
• M34: 21,698,872 km (0.095 R)
• M35: 23,750,008 km (0.118 R)
• M36: 26,154,794 km (0.087 R)
• M37: 26,350,468 km (0.094 R)
• M38: 26,448,455 km (0.118 R)
• M39: 30,777,518 km (0.074 R)
• M40: 30,880,740 km (0.11 R)
• M41: 32,443,440 km (0.068 R)
• M42: 34,566,682 km (0.109 R)
• M43: 35,428,516 km (0.087 R)
• M44: 35,862,200 km (0.106 R)
• M45: 38,056,202 km (0.119 R)
• M46: 38,946,010 km (0.079 R)
• M47: 40,293,438 km (0.08 R)
• M48: 42,343,229 km (0.094 R)
• M49: 43,380,690 km (0.067 R)
• M50: 44,777,036 km (0.102 R)
• M51: 46,188,043 km (0.115 R)
• M52: 47,017,863 km (0.045 R)
• M53: 47,136,943 km (0.119 R)
• M54: 47,375,102 km (0.098 R)
• M55: 47,613,711 km (0.117 R)
• M56: 48,092,125 km (0.083 R)
• M57: 48,211,953 km (0.101 R)
• M58: 48,812,738 km (0.116 R)
• M59: 52,592,179 km (0.115 R)
• M60: 53,086,749 km (0.079 R)
• M61: 54,704,501 km (0.071 R)
• M62: 56,464,819 km (0.039 R)
• M63: 56,717,789 km (0.053 R)
• M64: 57,606,101 km (0.109 R)
• M65: 60,428,115 km (0.101 R)
• M66: 61,595,427 km (0.117 R)
• M67: 62,770,219 km (0.098 R)
• M68: 63,163,512 km (0.104 R)
• M69: 63,820,696 km (0.105 R)
• M70: 64,084,287 km (0.12 R)
• M71: 64,480,273 km (0.111 R)
• M72: 65,407,331 km (0.11 R)
• M73: 65,540,024 km (0.084 R)
• M74: 68,619,197 km (0.084 R)
• M75: 70,108,294 km (0.12 R)
• M76: 70,380,263 km (0.073 R)
• M77: 74,778,291 km (0.04 R)
• M78: 77,431,259 km (0.106 R)
• M79: 77,712,354 km (0.082 R)
• M80: 78,134,669 km (0.092 R)
• M81: 78,275,590 km (0.029 R)
• M82: 79,405,802 km (0.096 R)
• M83: 80,115,045 km (0.119 R)
• M84: 81,968,862 km (0.085 R)
• M85: 82,829,199 km (0.083 R)
• M86: 84,558,850 km (0.1 R)
• M87: 85,573,273 km (0.083 R)
• M88: 89,523,854 km (0.067 R)
• M89: 89,818,861 km (0.103 R)
• M90: 90,557,725 km (0.057 R)
• M91: 99,885,900 km (0.1 R)
• M92: 102,188,211 km (0.094 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 12,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit