🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.45 AU - 0.73 AU

Year: 169 Days

Day: 28.7 Hours

Environment

Temp: 147 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,809,980 km

• M1: 87,964 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.81 AU - 0.87 AU

Year: 287 Days

Day: 27.4 Hours

Environment

Temp: 130 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.22 AU - 1.3 AU

Year: 527 Days

Day: 43.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 49.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.77 AU - 3.11 AU

Year: 1879 Days

Day: 22.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.29 AU - 4.37 AU

Year: 2794 Days

Day: 30.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.5

Radius: 15

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.46 AU - 6.6 AU

Year: 4848 Days

Day: 7.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 80,809,980 km

• M1: 187,596 km (0.06 R)
• M2: 299,046 km (0.067 R)
• M3: 454,329 km (0.056 R)
• M4: 568,921 km (0.083 R)
• M5: 809,624 km (0.05 R)
• M6: 930,050 km (0.077 R)
• M7: 1,237,174 km (0.084 R)
• M8: 1,395,449 km (0.075 R)
• M9: 1,510,490 km (0.089 R)
• M10: 1,715,738 km (0.12 R)
• M11: 2,154,808 km (0.111 R)
• M12: 2,487,214 km (0.025 R)
• M13: 2,732,106 km (0.114 R)
• M14: 4,487,188 km (0.108 R)
• M15: 4,837,846 km (0.052 R)
• M16: 5,301,898 km (0.112 R)
• M17: 5,486,203 km (0.094 R)
• M18: 5,672,751 km (0.111 R)
• M19: 6,384,388 km (0.065 R)
• M20: 6,524,412 km (0.028 R)
• M21: 6,750,754 km (0.073 R)
• M22: 7,741,690 km (0.109 R)
• M23: 8,011,714 km (0.04 R)
• M24: 8,376,583 km (0.051 R)
• M25: 8,746,987 km (0.108 R)
• M26: 8,871,603 km (0.079 R)
• M27: 9,122,777 km (0.076 R)
• M28: 9,439,925 km (0.092 R)
• M29: 9,696,485 km (0.043 R)
• M30: 9,825,588 km (0.06 R)
• M31: 9,987,752 km (0.062 R)
• M32: 11,555,538 km (0.062 R)
• M33: 11,658,162 km (0.074 R)
• M34: 11,967,979 km (0.081 R)
• M35: 12,176,219 km (0.1 R)
• M36: 12,490,525 km (0.077 R)
• M37: 12,701,757 km (0.105 R)
• M38: 12,949,491 km (0.07 R)
• M39: 14,176,044 km (0.11 R)
• M40: 14,766,058 km (0.113 R)
• M41: 15,628,340 km (0.049 R)
• M42: 15,894,026 km (0.113 R)
• M43: 17,362,329 km (0.082 R)
• M44: 17,637,589 km (0.084 R)
• M45: 17,756,070 km (0.098 R)
• M46: 18,431,954 km (0.101 R)
• M47: 18,954,649 km (0.12 R)
• M48: 19,156,905 km (0.067 R)
• M49: 19,441,290 km (0.12 R)
• M50: 19,686,332 km (0.074 R)
• M51: 19,850,141 km (0.084 R)
• M52: 20,261,835 km (0.117 R)
• M53: 20,759,547 km (0.046 R)
• M54: 21,303,335 km (0.096 R)
• M55: 22,276,769 km (0.096 R)
• M56: 22,704,618 km (0.12 R)
• M57: 23,135,161 km (0.078 R)
• M58: 23,525,013 km (0.084 R)
• M59: 24,091,839 km (0.093 R)
• M60: 24,355,132 km (0.118 R)
• M61: 24,487,077 km (0.089 R)
• M62: 25,328,266 km (0.066 R)
• M63: 26,314,116 km (0.116 R)
• M64: 26,630,515 km (0.103 R)
• M65: 27,403,936 km (0.089 R)
• M66: 27,541,267 km (0.066 R)
• M67: 27,816,378 km (0.069 R)
• M68: 29,440,113 km (0.062 R)
• M69: 29,909,701 km (0.077 R)
• M70: 30,571,222 km (0.063 R)
• M71: 30,903,779 km (0.044 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.6

Radius: 6.3

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 12.91 AU - 13.47 AU

Year: 17858 Days

Day: 15.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 80,809,980 km

• M1: 197,918 km (0.059 R)
• M2: 446,849 km (0.068 R)
• M3: 793,318 km (0.106 R)
• M4: 851,511 km (0.096 R)
• M5: 1,034,918 km (0.097 R)
• M6: 1,077,553 km (0.104 R)
• M7: 1,164,320 km (0.107 R)
• M8: 1,276,219 km (0.04 R)
• M9: 1,657,993 km (0.069 R)
• M10: 1,708,108 km (0.04 R)
• M11: 1,940,135 km (0.092 R)
• M12: 2,046,499 km (0.119 R)
• M13: 2,265,061 km (0.099 R)
• M14: 2,491,253 km (0.045 R)
• M15: 2,724,626 km (0.048 R)
• M16: 3,118,966 km (0.096 R)
• M17: 3,243,880 km (0.066 R)
• M18: 3,727,081 km (0.101 R)
• M19: 3,793,204 km (0.107 R)
• M20: 3,859,775 km (0.098 R)
• M21: 4,198,315 km (0.077 R)
• M22: 4,652,643 km (0.114 R)
• M23: 5,419,183 km (0.076 R)
• M24: 5,569,529 km (0.101 R)
• M25: 6,067,989 km (0.032 R)
• M26: 6,862,503 km (0.095 R)
• M27: 7,107,245 km (0.106 R)
• M28: 7,148,235 km (0.034 R)
• M29: 7,985,983 km (0.063 R)
• M30: 8,157,273 km (0.109 R)
• M31: 8,898,829 km (0.097 R)
• M32: 9,570,823 km (0.084 R)
• M33: 9,844,138 km (0.093 R)
• M34: 10,445,223 km (0.118 R)
• M35: 10,585,695 km (0.09 R)
• M36: 10,726,766 km (0.119 R)
• M37: 11,441,245 km (0.118 R)
• M38: 12,417,670 km (0.108 R)
• M39: 12,715,819 km (0.086 R)
• M40: 13,573,164 km (0.064 R)
• M41: 14,034,674 km (0.116 R)
• M42: 14,815,276 km (0.064 R)
• M43: 14,973,101 km (0.101 R)
• M44: 15,396,613 km (0.082 R)
• M45: 16,581,428 km (0.105 R)
• M46: 16,909,795 km (0.082 R)
• M47: 17,240,107 km (0.057 R)
• M48: 17,406,161 km (0.105 R)
• M49: 17,572,663 km (0.105 R)
• M50: 18,019,213 km (0.099 R)
• M51: 19,209,414 km (0.108 R)
• M52: 20,366,404 km (0.06 R)
• M53: 20,600,524 km (0.092 R)
• M54: 21,545,684 km (0.084 R)
• M55: 21,724,603 km (0.046 R)
• M56: 22,083,638 km (0.09 R)
• M57: 22,929,165 km (0.081 R)
• M58: 23,908,432 km (0.116 R)
• M59: 24,031,701 km (0.116 R)
• M60: 24,093,485 km (0.111 R)
• M61: 24,403,153 km (0.12 R)
• M62: 24,527,319 km (0.074 R)
• M63: 25,276,954 km (0.107 R)
• M64: 26,670,907 km (0.111 R)
• M65: 28,677,014 km (0.036 R)
• M66: 29,070,756 km (0.079 R)
• M67: 31,268,797 km (0.091 R)
• M68: 31,471,353 km (0.118 R)
• M69: 33,175,422 km (0.103 R)
• M70: 34,073,309 km (0.111 R)
• M71: 34,142,722 km (0.101 R)
• M72: 34,560,100 km (0.085 R)
• M73: 35,329,632 km (0.078 R)
• M74: 37,887,606 km (0.078 R)
• M75: 38,681,073 km (0.039 R)
• M76: 38,898,438 km (0.031 R)
• M77: 39,991,251 km (0.031 R)
• M78: 40,137,707 km (0.108 R)
• M79: 40,284,313 km (0.046 R)
• M80: 40,578,123 km (0.09 R)
• M81: 41,241,889 km (0.108 R)
• M82: 41,909,245 km (0.091 R)
• M83: 42,430,743 km (0.087 R)
• M84: 42,654,841 km (0.081 R)
• M85: 43,781,462 km (0.028 R)
• M86: 45,451,573 km (0.075 R)
• M87: 45,680,907 km (0.117 R)
• M88: 46,602,130 km (0.102 R)
• M89: 47,065,136 km (0.032 R)
• M90: 47,684,620 km (0.109 R)
• M91: 48,151,216 km (0.068 R)
• M92: 48,384,888 km (0.104 R)
• M93: 50,506,186 km (0.065 R)
• M94: 51,140,481 km (0.102 R)
• M95: 52,176,745 km (0.03 R)
• M96: 54,027,271 km (0.048 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.1

Radius: 6.2

Gravity: 25.5 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 10.9 AU - 17.7 AU

Year: 20159 Days

Day: 20.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 80,809,980 km

• M1: 91,255 km (0.117 R)
• M2: 267,930 km (0.054 R)
• M3: 320,738 km (0.079 R)
• M4: 547,079 km (0.096 R)
• M5: 791,971 km (0.118 R)
• M6: 1,570,478 km (0.062 R)
• M7: 1,706,313 km (0.067 R)
• M8: 1,881,343 km (0.109 R)
• M9: 2,211,206 km (0.091 R)
• M10: 3,974,516 km (0.092 R)
• M11: 4,113,493 km (0.05 R)
• M12: 4,443,805 km (0.11 R)
• M13: 4,980,263 km (0.109 R)
• M14: 5,953,995 km (0.077 R)
• M15: 6,113,167 km (0.108 R)
• M16: 7,606,753 km (0.074 R)
• M17: 9,513,976 km (0.108 R)
• M18: 9,700,076 km (0.104 R)
• M19: 10,456,293 km (0.116 R)
• M20: 10,841,507 km (0.052 R)
• M21: 11,231,210 km (0.118 R)
• M22: 11,957,807 km (0.06 R)
• M23: 12,225,886 km (0.064 R)
• M24: 12,631,595 km (0.074 R)
• M25: 13,248,387 km (0.07 R)
• M26: 13,317,502 km (0.095 R)
• M27: 15,012,595 km (0.062 R)
• M28: 15,229,213 km (0.11 R)
• M29: 15,738,594 km (0.03 R)
• M30: 15,885,199 km (0.109 R)
• M31: 16,032,254 km (0.111 R)
• M32: 18,677,893 km (0.06 R)
• M33: 19,223,027 km (0.12 R)
• M34: 19,301,267 km (0.031 R)
• M35: 19,458,195 km (0.072 R)
• M36: 19,694,410 km (0.1 R)
• M37: 21,212,230 km (0.112 R)
• M38: 21,293,163 km (0.096 R)
• M39: 21,699,470 km (0.099 R)
• M40: 21,781,001 km (0.101 R)
• M41: 22,436,988 km (0.099 R)
• M42: 24,528,516 km (0.039 R)
• M43: 24,613,338 km (0.079 R)
• M44: 25,812,963 km (0.045 R)
• M45: 26,594,163 km (0.12 R)
• M46: 26,943,773 km (0.044 R)
• M47: 29,614,394 km (0.101 R)
• M48: 30,614,606 km (0.112 R)
• M49: 31,810,940 km (0.032 R)
• M50: 34,438,926 km (0.105 R)
• M51: 36,068,196 km (0.053 R)
• M52: 37,526,476 km (0.028 R)
• M53: 38,115,293 km (0.116 R)
• M54: 38,312,164 km (0.075 R)
• M55: 38,608,218 km (0.049 R)
• M56: 39,301,754 km (0.05 R)
• M57: 39,600,352 km (0.088 R)
• M58: 39,999,628 km (0.11 R)
• M59: 42,219,062 km (0.099 R)
• M60: 43,446,363 km (0.087 R)
• M61: 47,833,620 km (0.068 R)
• M62: 49,005,719 km (0.103 R)
• M63: 49,649,140 km (0.116 R)
• M64: 49,756,551 km (0.117 R)
• M65: 50,727,441 km (0.083 R)
• M66: 52,031,785 km (0.057 R)
• M67: 52,140,991 km (0.114 R)
• M68: 54,008,721 km (0.087 R)
• M69: 55,006,389 km (0.091 R)
• M70: 55,340,441 km (0.105 R)
• M71: 56,010,191 km (0.113 R)
• M72: 57,245,271 km (0.045 R)
• M73: 60,199,978 km (0.084 R)
• M74: 64,020,858 km (0.118 R)
• M75: 64,489,248 km (0.078 R)
• M76: 64,606,533 km (0.111 R)
• M77: 65,076,420 km (0.114 R)
• M78: 67,085,968 km (0.026 R)
• M79: 67,800,149 km (0.114 R)
• M80: 68,516,872 km (0.102 R)
• M81: 68,636,550 km (0.092 R)
• M82: 70,078,075 km (0.065 R)
• M83: 71,772,570 km (0.118 R)
• M84: 72,869,123 km (0.083 R)
• M85: 74,339,520 km (0.049 R)
• M86: 76,812,074 km (0.07 R)
• M87: 77,559,166 km (0.111 R)
• M88: 78,058,523 km (0.118 R)
• M89: 80,697,579 km (0.047 R)
• M90: 82,982,687 km (0.119 R)
• M91: 83,110,294 km (0.067 R)
• M92: 83,749,226 km (0.101 R)
• M93: 83,877,133 km (0.094 R)
• M94: 84,005,188 km (0.095 R)
• M95: 84,389,655 km (0.064 R)
• M96: 85,031,878 km (0.074 R)
• M97: 85,289,187 km (0.096 R)
• M98: 85,675,598 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757.4

Radius: 5.8

Gravity: 22.51 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 11.18 AU - 18.04 AU

Year: 20818 Days

Day: 16.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 142.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 80,809,980 km

• M1: 235,467 km (0.103 R)
• M2: 300,542 km (0.08 R)
• M3: 372,349 km (0.084 R)
• M4: 556,205 km (0.11 R)
• M5: 623,674 km (0.062 R)
• M6: 742,454 km (0.092 R)
• M7: 1,085,333 km (0.028 R)
• M8: 1,288,486 km (0.071 R)
• M9: 1,379,292 km (0.072 R)
• M10: 1,567,486 km (0.111 R)
• M11: 1,797,269 km (0.112 R)
• M12: 2,215,844 km (0.099 R)
• M13: 2,819,172 km (0.09 R)
• M14: 3,344,859 km (0.11 R)
• M15: 3,726,184 km (0.12 R)
• M16: 4,076,841 km (0.077 R)
• M17: 4,256,209 km (0.118 R)
• M18: 4,484,047 km (0.12 R)
• M19: 5,434,292 km (0.114 R)
• M20: 5,932,154 km (0.095 R)
• M21: 6,706,024 km (0.087 R)
• M22: 7,402,103 km (0.085 R)
• M23: 8,861,879 km (0.09 R)
• M24: 8,919,773 km (0.062 R)
• M25: 9,328,624 km (0.099 R)
• M26: 9,446,507 km (0.066 R)
• M27: 9,743,459 km (0.099 R)
• M28: 10,346,638 km (0.079 R)
• M29: 11,462,338 km (0.08 R)
• M30: 12,098,578 km (0.094 R)
• M31: 12,485,737 km (0.076 R)
• M32: 13,405,166 km (0.1 R)
• M33: 13,738,620 km (0.111 R)
• M34: 13,805,789 km (0.081 R)
• M35: 14,142,684 km (0.098 R)
• M36: 14,482,271 km (0.077 R)
• M37: 14,755,736 km (0.118 R)
• M38: 15,726,775 km (0.106 R)
• M39: 16,149,240 km (0.116 R)
• M40: 16,575,444 km (0.101 R)
• M41: 16,789,967 km (0.105 R)
• M42: 19,509,806 km (0.026 R)
• M43: 19,736,297 km (0.113 R)
• M44: 19,811,844 km (0.095 R)
• M45: 21,113,196 km (0.069 R)
• M46: 21,813,165 km (0.088 R)
• M47: 23,315,875 km (0.089 R)
• M48: 23,395,910 km (0.057 R)
• M49: 23,716,947 km (0.026 R)
• M50: 24,607,055 km (0.115 R)
• M51: 26,170,203 km (0.052 R)
• M52: 26,838,008 km (0.112 R)
• M53: 26,921,782 km (0.113 R)
• M54: 27,850,037 km (0.045 R)
• M55: 27,935,009 km (0.108 R)
• M56: 28,960,502 km (0.083 R)
• M57: 31,224,516 km (0.091 R)
• M58: 32,199,296 km (0.113 R)
• M59: 32,645,696 km (0.083 R)
• M60: 32,824,914 km (0.112 R)
• M61: 33,997,313 km (0.112 R)
• M62: 34,360,686 km (0.084 R)
• M63: 34,451,791 km (0.108 R)
• M64: 36,754,551 km (0.047 R)
• M65: 38,065,777 km (0.047 R)
• M66: 38,443,062 km (0.118 R)
• M67: 47,154,745 km (0.059 R)
• M68: 47,255,873 km (0.097 R)
• M69: 47,966,463 km (0.075 R)
• M70: 48,272,091 km (0.066 R)
• M71: 50,532,814 km (0.077 R)
• M72: 52,408,024 km (0.111 R)
• M73: 52,827,795 km (0.094 R)
• M74: 53,248,764 km (0.085 R)
• M75: 54,624,466 km (0.105 R)
• M76: 55,263,249 km (0.115 R)
• M77: 58,385,955 km (0.041 R)
• M78: 58,712,228 km (0.112 R)
• M79: 59,039,099 km (0.104 R)
• M80: 59,257,362 km (0.064 R)
• M81: 59,804,142 km (0.099 R)
• M82: 60,133,108 km (0.08 R)
• M83: 65,476,445 km (0.058 R)
• M84: 66,495,206 km (0.09 R)
• M85: 66,949,685 km (0.074 R)
• M86: 67,633,197 km (0.05 R)
• M87: 69,122,295 km (0.063 R)
• M88: 74,241,534 km (0.109 R)
• M89: 78,160,400 km (0.105 R)
• M90: 79,240,646 km (0.108 R)
• M91: 80,325,978 km (0.099 R)
• M92: 80,567,878 km (0.061 R)
• M93: 80,809,927 km (0.042 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 20,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit