🌌 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: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.53 AU - 0.65 AU

Year: 164 Days

Day: 20.6 Hours

Environment

Temp: 163 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,793,455 km

• M1: 491,429 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.59 AU - 0.69 AU

Year: 185 Days

Day: 20.8 Hours

Environment

Temp: 225 °C

Axial Tilt: 41.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.6 AU - 0.94 AU

Year: 244 Days

Day: 30.7 Hours

Environment

Temp: 158 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.76 AU - 1.2 AU

Year: 351 Days

Day: 33.3 Hours

Environment

Temp: 107 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.06 AU - 4.14 AU

Year: 2470 Days

Day: 20.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 72.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,793,455 km

• M1: 79,137 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.8

Radius: 10.7

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.48 AU - 8.34 AU

Year: 6569 Days

Day: 5.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 56,793,455 km

• M1: 236,514 km (0.058 R)
• M2: 306,227 km (0.119 R)
• M3: 396,434 km (0.078 R)
• M4: 622,776 km (0.115 R)
• M5: 708,047 km (0.118 R)
• M6: 933,042 km (0.107 R)
• M7: 1,061,846 km (0.116 R)
• M8: 1,501,364 km (0.036 R)
• M9: 1,830,330 km (0.04 R)
• M10: 2,144,037 km (0.114 R)
• M11: 2,278,376 km (0.087 R)
• M12: 2,435,304 km (0.048 R)
• M13: 2,636,513 km (0.086 R)
• M14: 2,927,630 km (0.048 R)
• M15: 3,012,752 km (0.055 R)
• M16: 3,120,312 km (0.03 R)
• M17: 3,677,564 km (0.104 R)
• M18: 3,792,755 km (0.101 R)
• M19: 4,145,656 km (0.082 R)
• M20: 5,634,305 km (0.062 R)
• M21: 5,955,790 km (0.119 R)
• M22: 6,449,314 km (0.113 R)
• M23: 6,532,789 km (0.078 R)
• M24: 6,729,062 km (0.072 R)
• M25: 6,955,852 km (0.078 R)
• M26: 7,563,220 km (0.082 R)
• M27: 7,858,376 km (0.12 R)
• M28: 7,947,686 km (0.1 R)
• M29: 8,338,735 km (0.099 R)
• M30: 8,613,097 km (0.072 R)
• M31: 8,983,502 km (0.047 R)
• M32: 9,170,649 km (0.081 R)
• M33: 9,390,707 km (0.034 R)
• M34: 9,740,018 km (0.11 R)
• M35: 10,484,268 km (0.099 R)
• M36: 10,582,703 km (0.082 R)
• M37: 11,280,278 km (0.111 R)
• M38: 11,583,812 km (0.095 R)
• M39: 11,651,729 km (0.117 R)
• M40: 11,753,606 km (0.088 R)
• M41: 11,924,297 km (0.096 R)
• M42: 12,164,551 km (0.12 R)
• M43: 12,580,283 km (0.099 R)
• M44: 12,789,870 km (0.119 R)
• M45: 12,895,037 km (0.058 R)
• M46: 13,035,809 km (0.1 R)
• M47: 13,106,419 km (0.11 R)
• M48: 14,071,475 km (0.068 R)
• M49: 15,730,515 km (0.042 R)
• M50: 15,843,312 km (0.116 R)
• M51: 16,449,483 km (0.089 R)
• M52: 17,101,879 km (0.081 R)
• M53: 17,256,563 km (0.047 R)
• M54: 17,334,204 km (0.094 R)
• M55: 17,606,473 km (0.119 R)
• M56: 17,919,431 km (0.119 R)
• M57: 18,234,185 km (0.073 R)
• M58: 18,550,884 km (0.112 R)
• M59: 18,789,493 km (0.064 R)
• M60: 18,909,171 km (0.109 R)
• M61: 19,069,241 km (0.075 R)
• M62: 19,189,517 km (0.031 R)
• M63: 19,551,993 km (0.09 R)
• M64: 19,713,858 km (0.109 R)
• M65: 19,835,481 km (0.086 R)
• M66: 21,107,212 km (0.076 R)
• M67: 21,690,195 km (0.088 R)
• M68: 23,128,130 km (0.11 R)
• M69: 23,513,793 km (0.07 R)
• M70: 24,291,702 km (0.032 R)
• M71: 24,814,996 km (0.108 R)
• M72: 25,386,011 km (0.031 R)
• M73: 25,961,514 km (0.077 R)
• M74: 26,050,375 km (0.097 R)
• M75: 28,305,862 km (0.096 R)
• M76: 29,087,062 km (0.104 R)
• M77: 29,689,044 km (0.093 R)
• M78: 30,905,574 km (0.102 R)
• M79: 31,235,886 km (0.063 R)
• M80: 31,662,240 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.9

Radius: 8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.68 AU - 10.1 AU

Year: 11248 Days

Day: 8.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 56,793,455 km

• M1: 100,679 km (0.081 R)
• M2: 247,584 km (0.11 R)
• M3: 418,126 km (0.114 R)
• M4: 1,284,148 km (0.053 R)
• M5: 1,377,796 km (0.074 R)
• M6: 1,901,987 km (0.081 R)
• M7: 3,581,822 km (0.113 R)
• M8: 3,742,191 km (0.08 R)
• M9: 4,350,156 km (0.03 R)
• M10: 4,492,574 km (0.074 R)
• M11: 5,018,261 km (0.118 R)
• M12: 5,107,720 km (0.095 R)
• M13: 5,410,057 km (0.101 R)
• M14: 5,687,113 km (0.081 R)
• M15: 7,207,775 km (0.102 R)
• M16: 7,581,022 km (0.066 R)
• M17: 8,488,034 km (0.089 R)
• M18: 8,773,915 km (0.083 R)
• M19: 10,326,591 km (0.081 R)
• M20: 11,017,584 km (0.074 R)
• M21: 11,095,225 km (0.115 R)
• M22: 11,407,885 km (0.104 R)
• M23: 12,322,975 km (0.109 R)
• M24: 13,014,416 km (0.03 R)
• M25: 13,634,948 km (0.102 R)
• M26: 14,180,532 km (0.117 R)
• M27: 14,647,726 km (0.111 R)
• M28: 15,076,773 km (0.117 R)
• M29: 15,510,158 km (0.092 R)
• M30: 15,728,271 km (0.117 R)
• M31: 17,328,969 km (0.082 R)
• M32: 17,828,326 km (0.118 R)
• M33: 18,011,135 km (0.113 R)
• M34: 18,378,547 km (0.109 R)
• M35: 18,934,303 km (0.078 R)
• M36: 19,027,503 km (0.041 R)
• M37: 20,204,838 km (0.119 R)
• M38: 20,970,779 km (0.08 R)
• M39: 21,357,190 km (0.09 R)
• M40: 22,679,037 km (0.116 R)
• M41: 23,524,714 km (0.045 R)
• M42: 23,775,440 km (0.088 R)
• M43: 23,825,705 km (0.093 R)
• M44: 25,761,202 km (0.117 R)
• M45: 26,175,139 km (0.097 R)
• M46: 26,539,111 km (0.12 R)
• M47: 27,271,991 km (0.108 R)
• M48: 28,437,209 km (0.057 R)
• M49: 29,781,047 km (0.064 R)
• M50: 30,269,783 km (0.052 R)
• M51: 31,696,797 km (0.105 R)
• M52: 31,918,202 km (0.112 R)
• M53: 32,195,706 km (0.054 R)
• M54: 32,809,207 km (0.105 R)
• M55: 33,089,403 km (0.085 R)
• M56: 33,314,099 km (0.12 R)
• M57: 35,876,412 km (0.048 R)
• M58: 35,934,007 km (0.089 R)
• M59: 39,687,866 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.3

Radius: 12.2

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 9.11 AU - 15.05 AU

Year: 15184 Days

Day: 14.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 56,793,455 km

• M1: 188,793 km (0.099 R)
• M2: 369,058 km (0.102 R)
• M3: 680,072 km (0.118 R)
• M4: 932,892 km (0.047 R)
• M5: 1,050,925 km (0.085 R)
• M6: 1,302,997 km (0.108 R)
• M7: 1,505,254 km (0.118 R)
• M8: 2,280,021 km (0.063 R)
• M9: 2,955,456 km (0.075 R)
• M10: 3,407,839 km (0.091 R)
• M11: 4,581,884 km (0.064 R)
• M12: 4,858,789 km (0.11 R)
• M13: 5,796,170 km (0.057 R)
• M14: 6,323,951 km (0.065 R)
• M15: 8,248,677 km (0.117 R)
• M16: 8,374,638 km (0.1 R)
• M17: 8,713,627 km (0.109 R)
• M18: 9,057,253 km (0.118 R)
• M19: 9,493,032 km (0.085 R)
• M20: 9,980,422 km (0.106 R)
• M21: 10,159,640 km (0.079 R)
• M22: 10,339,906 km (0.103 R)
• M23: 11,118,114 km (0.074 R)
• M24: 11,397,263 km (0.102 R)
• M25: 11,631,833 km (0.092 R)
• M26: 12,057,738 km (0.083 R)
• M27: 12,876,487 km (0.079 R)
• M28: 13,169,849 km (0.108 R)
• M29: 13,317,202 km (0.117 R)
• M30: 14,264,007 km (0.114 R)
• M31: 15,077,969 km (0.113 R)
• M32: 15,854,831 km (0.11 R)
• M33: 18,098,799 km (0.108 R)
• M34: 18,868,630 km (0.072 R)
• M35: 19,201,934 km (0.038 R)
• M36: 19,593,132 km (0.101 R)
• M37: 20,383,458 km (0.087 R)
• M38: 21,299,595 km (0.041 R)
• M39: 21,704,557 km (0.088 R)
• M40: 22,522,259 km (0.079 R)
• M41: 22,757,726 km (0.065 R)
• M42: 24,248,020 km (0.112 R)
• M43: 24,368,596 km (0.113 R)
• M44: 24,489,321 km (0.085 R)
• M45: 24,731,520 km (0.107 R)
• M46: 25,218,162 km (0.119 R)
• M47: 25,523,940 km (0.056 R)
• M48: 25,708,095 km (0.116 R)
• M49: 25,954,183 km (0.078 R)
• M50: 26,077,602 km (0.082 R)
• M51: 26,510,837 km (0.092 R)
• M52: 26,635,153 km (0.114 R)
• M53: 27,008,998 km (0.079 R)
• M54: 27,196,594 km (0.091 R)
• M55: 27,888,185 km (0.059 R)
• M56: 28,521,881 km (0.049 R)
• M57: 30,256,618 km (0.093 R)
• M58: 31,563,505 km (0.095 R)
• M59: 32,356,374 km (0.056 R)
• M60: 32,888,793 km (0.118 R)
• M61: 35,114,959 km (0.104 R)
• M62: 35,388,124 km (0.081 R)
• M63: 36,764,425 km (0.112 R)
• M64: 36,972,366 km (0.095 R)
• M65: 37,948,043 km (0.12 R)
• M66: 38,228,389 km (0.094 R)
• M67: 39,073,468 km (0.074 R)
• M68: 40,424,037 km (0.118 R)
• M69: 40,638,710 km (0.113 R)
• M70: 41,213,017 km (0.071 R)
• M71: 42,224,448 km (0.088 R)
• M72: 42,369,707 km (0.051 R)
• M73: 43,317,260 km (0.102 R)
• M74: 43,756,928 km (0.117 R)
• M75: 46,501,152 km (0.114 R)
• M76: 47,026,539 km (0.117 R)
• M77: 47,704,966 km (0.075 R)
• M78: 48,158,995 km (0.096 R)
• M79: 48,310,688 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.3

Radius: 7.8

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 12.67 AU - 17.17 AU

Year: 20842 Days

Day: 22.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 56,793,455 km

• M1: 171,589 km (0.077 R)
• M2: 951,143 km (0.111 R)
• M3: 1,627,774 km (0.079 R)
• M4: 1,916,798 km (0.063 R)
• M5: 2,424,383 km (0.115 R)
• M6: 2,512,945 km (0.116 R)
• M7: 2,723,878 km (0.082 R)
• M8: 3,456,908 km (0.118 R)
• M9: 3,931,582 km (0.105 R)
• M10: 4,176,623 km (0.109 R)
• M11: 4,645,014 km (0.041 R)
• M12: 5,436,686 km (0.058 R)
• M13: 5,514,178 km (0.1 R)
• M14: 6,027,448 km (0.075 R)
• M15: 6,679,994 km (0.102 R)
• M16: 7,787,616 km (0.084 R)
• M17: 8,007,076 km (0.076 R)
• M18: 8,997,115 km (0.116 R)
• M19: 9,181,270 km (0.094 R)
• M20: 9,320,247 km (0.094 R)
• M21: 9,413,147 km (0.065 R)
• M22: 10,072,873 km (0.043 R)
• M23: 10,168,317 km (0.118 R)
• M24: 10,264,060 km (0.071 R)
• M25: 10,698,791 km (0.075 R)
• M26: 10,991,853 km (0.076 R)
• M27: 11,636,022 km (0.06 R)
• M28: 12,241,594 km (0.096 R)
• M29: 12,599,432 km (0.095 R)
• M30: 12,805,578 km (0.061 R)
• M31: 13,378,089 km (0.077 R)
• M32: 13,905,720 km (0.083 R)
• M33: 14,927,025 km (0.054 R)
• M34: 14,981,479 km (0.099 R)
• M35: 15,364,150 km (0.036 R)
• M36: 15,639,560 km (0.061 R)
• M37: 15,861,114 km (0.075 R)
• M38: 15,916,615 km (0.113 R)
• M39: 16,083,716 km (0.071 R)
• M40: 16,644,558 km (0.078 R)
• M41: 17,097,989 km (0.089 R)
• M42: 17,901,031 km (0.111 R)
• M43: 18,482,219 km (0.101 R)
• M44: 19,187,722 km (0.078 R)
• M45: 19,842,362 km (0.111 R)
• M46: 21,356,891 km (0.035 R)
• M47: 21,479,711 km (0.087 R)
• M48: 21,602,681 km (0.103 R)
• M49: 21,725,949 km (0.117 R)
• M50: 22,845,540 km (0.049 R)
• M51: 23,539,075 km (0.107 R)
• M52: 25,595,448 km (0.094 R)
• M53: 25,921,870 km (0.091 R)
• M54: 27,909,577 km (0.109 R)
• M55: 28,245,574 km (0.037 R)
• M56: 28,650,685 km (0.095 R)
• M57: 29,808,573 km (0.1 R)
• M58: 30,220,864 km (0.091 R)
• M59: 30,704,365 km (0.089 R)
• M60: 31,329,684 km (0.106 R)
• M61: 32,805,167 km (0.113 R)
• M62: 33,230,773 km (0.108 R)
• M63: 35,241,518 km (0.105 R)
• M64: 35,677,447 km (0.037 R)
• M65: 35,969,162 km (0.073 R)
• M66: 36,701,743 km (0.04 R)
• M67: 36,775,196 km (0.114 R)
• M68: 40,285,959 km (0.102 R)
• M69: 40,817,929 km (0.085 R)
• M70: 41,812,006 km (0.108 R)
• M71: 42,119,430 km (0.116 R)
• M72: 42,504,944 km (0.113 R)
• M73: 43,046,488 km (0.097 R)
• M74: 43,980,128 km (0.088 R)
• M75: 44,058,218 km (0.093 R)
• M76: 44,841,812 km (0.107 R)
• M77: 46,184,453 km (0.119 R)
• M78: 46,900,728 km (0.027 R)
• M79: 47,140,234 km (0.096 R)
• M80: 47,620,443 km (0.037 R)
• M81: 47,861,296 km (0.113 R)
• M82: 48,505,314 km (0.117 R)
• M83: 51,027,834 km (0.069 R)
• M84: 51,191,943 km (0.095 R)
• M85: 51,356,351 km (0.068 R)
• M86: 52,677,749 km (0.077 R)
• M87: 54,764,639 km (0.107 R)
• M88: 55,775,921 km (0.064 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 13,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit