🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.48 AU - 0.78 AU

Year: 190 Days

Day: 44.6 Hours

Environment

Temp: 185 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.74 AU - 0.78 AU

Year: 252 Days

Day: 38.2 Hours

Environment

Temp: 119 °C

Axial Tilt: 44.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.73 AU - 0.89 AU

Year: 278 Days

Day: 22.6 Hours

Environment

Temp: 138 °C

Axial Tilt: 27.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.74 AU - 3.38 AU

Year: 2038 Days

Day: 30.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.69 AU - 4.13 AU

Year: 2398 Days

Day: 43.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.8

Radius: 10.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.34 AU - 9.2 AU

Year: 9056 Days

Day: 11.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 51,831,214 km

• M1: 158,275 km (0.098 R)
• M2: 395,238 km (0.072 R)
• M3: 500,554 km (0.071 R)
• M4: 671,844 km (0.111 R)
• M5: 787,633 km (0.119 R)
• M6: 863,778 km (0.096 R)
• M7: 1,023,997 km (0.105 R)
• M8: 1,176,886 km (0.056 R)
• M9: 1,337,704 km (0.102 R)
• M10: 1,781,860 km (0.082 R)
• M11: 1,863,840 km (0.059 R)
• M12: 2,117,109 km (0.036 R)
• M13: 2,314,728 km (0.087 R)
• M14: 2,610,632 km (0.101 R)
• M15: 3,806,667 km (0.057 R)
• M16: 3,939,959 km (0.089 R)
• M17: 4,801,194 km (0.099 R)
• M18: 4,887,662 km (0.113 R)
• M19: 5,120,586 km (0.095 R)
• M20: 5,718,977 km (0.087 R)
• M21: 6,339,659 km (0.079 R)
• M22: 6,466,368 km (0.05 R)
• M23: 7,178,304 km (0.066 R)
• M24: 7,510,262 km (0.118 R)
• M25: 8,223,545 km (0.054 R)
• M26: 8,781,545 km (0.091 R)
• M27: 9,460,121 km (0.089 R)
• M28: 9,897,395 km (0.078 R)
• M29: 9,970,848 km (0.054 R)
• M30: 10,528,100 km (0.101 R)
• M31: 10,753,843 km (0.101 R)
• M32: 10,829,539 km (0.118 R)
• M33: 12,299,638 km (0.113 R)
• M34: 12,378,625 km (0.093 R)
• M35: 12,577,142 km (0.101 R)
• M36: 13,260,056 km (0.06 R)
• M37: 13,831,370 km (0.102 R)
• M38: 15,550,699 km (0.087 R)
• M39: 16,153,129 km (0.104 R)
• M40: 16,500,795 km (0.113 R)
• M41: 16,675,525 km (0.089 R)
• M42: 18,095,807 km (0.118 R)
• M43: 18,276,073 km (0.072 R)
• M44: 19,186,226 km (0.118 R)
• M45: 19,832,190 km (0.091 R)
• M46: 20,908,846 km (0.112 R)
• M47: 21,716,674 km (0.095 R)
• M48: 21,860,438 km (0.12 R)
• M49: 22,004,351 km (0.113 R)
• M50: 22,583,295 km (0.093 R)
• M51: 23,020,868 km (0.025 R)
• M52: 23,363,148 km (0.069 R)
• M53: 24,052,645 km (0.059 R)
• M54: 25,351,005 km (0.099 R)
• M55: 26,008,637 km (0.108 R)
• M56: 26,723,266 km (0.097 R)
• M57: 27,444,178 km (0.082 R)
• M58: 29,063,426 km (0.11 R)
• M59: 29,169,042 km (0.061 R)
• M60: 29,433,381 km (0.064 R)
• M61: 30,391,705 km (0.12 R)
• M62: 30,552,523 km (0.105 R)
• M63: 31,036,322 km (0.067 R)
• M64: 31,414,506 km (0.069 R)
• M65: 31,631,273 km (0.089 R)
• M66: 32,120,757 km (0.088 R)
• M67: 32,339,021 km (0.057 R)
• M68: 32,448,377 km (0.12 R)
• M69: 32,777,342 km (0.088 R)
• M70: 33,438,266 km (0.074 R)
• M71: 33,659,671 km (0.062 R)
• M72: 33,881,375 km (0.091 R)
• M73: 33,992,526 km (0.059 R)
• M74: 34,773,427 km (0.03 R)
• M75: 34,885,475 km (0.041 R)
• M76: 35,503,913 km (0.064 R)
• M77: 36,069,393 km (0.113 R)
• M78: 36,980,145 km (0.09 R)
• M79: 37,438,363 km (0.093 R)
• M80: 38,129,206 km (0.116 R)
• M81: 38,360,484 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.7

Radius: 10.5

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 9.06 AU - 10.14 AU

Year: 11327 Days

Day: 9 Hours

Environment

Temp: -180 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 51,831,214 km

• M1: 274,213 km (0.088 R)
• M2: 415,732 km (0.118 R)
• M3: 654,341 km (0.087 R)
• M4: 877,242 km (0.056 R)
• M5: 957,277 km (0.108 R)
• M6: 1,466,508 km (0.088 R)
• M7: 1,538,614 km (0.036 R)
• M8: 1,636,900 km (0.086 R)
• M9: 3,160,255 km (0.06 R)
• M10: 3,318,230 km (0.071 R)
• M11: 3,808,163 km (0.108 R)
• M12: 4,147,601 km (0.08 R)
• M13: 4,390,997 km (0.054 R)
• M14: 4,891,850 km (0.09 R)
• M15: 5,112,208 km (0.086 R)
• M16: 5,335,857 km (0.102 R)
• M17: 5,411,105 km (0.036 R)
• M18: 5,715,686 km (0.076 R)
• M19: 6,262,167 km (0.094 R)
• M20: 7,405,095 km (0.117 R)
• M21: 7,573,542 km (0.089 R)
• M22: 7,786,120 km (0.119 R)
• M23: 8,216,813 km (0.057 R)
• M24: 8,391,393 km (0.09 R)
• M25: 10,391,068 km (0.117 R)
• M26: 10,532,588 km (0.032 R)
• M27: 11,201,440 km (0.088 R)
• M28: 11,687,633 km (0.035 R)
• M29: 12,180,857 km (0.077 R)
• M30: 12,379,972 km (0.083 R)
• M31: 12,731,228 km (0.032 R)
• M32: 13,085,625 km (0.11 R)
• M33: 13,289,676 km (0.057 R)
• M34: 13,804,293 km (0.036 R)
• M35: 14,273,133 km (0.105 R)
• M36: 14,906,231 km (0.072 R)
• M37: 16,419,114 km (0.096 R)
• M38: 17,082,431 km (0.118 R)
• M39: 17,473,480 km (0.077 R)
• M40: 18,037,165 km (0.075 R)
• M41: 18,778,722 km (0.107 R)
• M42: 19,182,337 km (0.099 R)
• M43: 19,705,331 km (0.072 R)
• M44: 20,291,904 km (0.062 R)
• M45: 20,765,381 km (0.083 R)
• M46: 22,390,014 km (0.052 R)
• M47: 22,695,343 km (0.057 R)
• M48: 22,879,199 km (0.088 R)
• M49: 23,310,191 km (0.05 R)
• M50: 23,557,625 km (0.109 R)
• M51: 24,934,225 km (0.066 R)
• M52: 27,830,440 km (0.075 R)
• M53: 29,284,681 km (0.119 R)
• M54: 29,752,623 km (0.072 R)
• M55: 29,819,643 km (0.092 R)
• M56: 30,831,224 km (0.094 R)
• M57: 31,034,976 km (0.118 R)
• M58: 31,717,142 km (0.106 R)
• M59: 31,854,174 km (0.064 R)
• M60: 31,922,839 km (0.114 R)
• M61: 32,335,430 km (0.066 R)
• M62: 33,513,962 km (0.068 R)
• M63: 34,424,714 km (0.094 R)
• M64: 36,055,929 km (0.112 R)
• M65: 36,629,188 km (0.104 R)
• M66: 37,567,167 km (0.049 R)
• M67: 39,909,570 km (0.114 R)
• M68: 41,173,224 km (0.067 R)
• M69: 41,772,363 km (0.106 R)
• M70: 43,358,848 km (0.091 R)
• M71: 43,434,844 km (0.103 R)
• M72: 43,510,989 km (0.09 R)
• M73: 43,663,280 km (0.071 R)
• M74: 44,350,832 km (0.056 R)
• M75: 45,504,680 km (0.113 R)
• M76: 47,371,363 km (0.116 R)
• M77: 47,449,602 km (0.108 R)
• M78: 47,606,381 km (0.108 R)
• M79: 48,392,817 km (0.102 R)
• M80: 48,708,618 km (0.047 R)
• M81: 49,104,304 km (0.096 R)
• M82: 49,342,314 km (0.069 R)
• M83: 50,058,290 km (0.118 R)
• M84: 50,457,716 km (0.077 R)
• M85: 51,500,862 km (0.115 R)
• M86: 52,551,039 km (0.102 R)
• M87: 53,771,758 km (0.037 R)
• M88: 54,180,758 km (0.062 R)
• M89: 54,262,588 km (0.116 R)
• M90: 54,508,527 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.4

Radius: 9.3

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.66 AU - 13.96 AU

Year: 14484 Days

Day: 12.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 51,831,214 km

• M1: 117,734 km (0.041 R)
• M2: 416,181 km (0.057 R)
• M3: 590,762 km (0.048 R)
• M4: 707,598 km (0.09 R)
• M5: 942,915 km (0.069 R)
• M6: 1,011,581 km (0.112 R)
• M7: 1,380,639 km (0.058 R)
• M8: 1,459,327 km (0.101 R)
• M9: 1,847,235 km (0.095 R)
• M10: 2,204,923 km (0.11 R)
• M11: 2,423,635 km (0.098 R)
• M12: 2,748,412 km (0.077 R)
• M13: 3,804,423 km (0.119 R)
• M14: 3,878,923 km (0.092 R)
• M15: 4,029,419 km (0.111 R)
• M16: 4,571,412 km (0.07 R)
• M17: 6,464,872 km (0.071 R)
• M18: 7,375,325 km (0.106 R)
• M19: 7,515,348 km (0.115 R)
• M20: 8,084,419 km (0.106 R)
• M21: 8,471,578 km (0.07 R)
• M22: 8,569,265 km (0.109 R)
• M23: 8,914,388 km (0.038 R)
• M24: 10,548,894 km (0.08 R)
• M25: 10,918,700 km (0.069 R)
• M26: 11,025,064 km (0.113 R)
• M27: 11,779,785 km (0.094 R)
• M28: 12,273,757 km (0.113 R)
• M29: 12,886,660 km (0.112 R)
• M30: 13,055,556 km (0.104 R)
• M31: 13,338,745 km (0.035 R)
• M32: 14,725,966 km (0.079 R)
• M33: 17,076,298 km (0.06 R)
• M34: 17,261,799 km (0.079 R)
• M35: 17,572,663 km (0.11 R)
• M36: 18,326,188 km (0.115 R)
• M37: 18,706,765 km (0.086 R)
• M38: 19,475,997 km (0.087 R)
• M39: 20,321,076 km (0.052 R)
• M40: 21,711,139 km (0.111 R)
• M41: 23,200,236 km (0.079 R)
• M42: 23,612,079 km (0.111 R)
• M43: 23,680,894 km (0.101 R)
• M44: 25,002,143 km (0.07 R)
• M45: 26,275,819 km (0.119 R)
• M46: 26,705,015 km (0.089 R)
• M47: 27,136,605 km (0.046 R)
• M48: 27,425,628 km (0.089 R)
• M49: 28,079,520 km (0.117 R)
• M50: 29,551,115 km (0.112 R)
• M51: 30,072,164 km (0.107 R)
• M52: 30,371,210 km (0.071 R)
• M53: 31,577,268 km (0.108 R)
• M54: 32,339,021 km (0.117 R)
• M55: 34,660,480 km (0.098 R)
• M56: 34,974,037 km (0.11 R)
• M57: 38,242,003 km (0.104 R)
• M58: 39,135,252 km (0.074 R)
• M59: 39,298,313 km (0.118 R)
• M60: 39,461,674 km (0.087 R)
• M61: 39,707,164 km (0.075 R)
• M62: 40,281,919 km (0.117 R)
• M63: 40,529,205 km (0.117 R)
• M64: 40,694,211 km (0.056 R)
• M65: 41,273,753 km (0.081 R)
• M66: 41,439,807 km (0.08 R)
• M67: 42,357,141 km (0.091 R)
• M68: 42,440,916 km (0.108 R)
• M69: 43,281,207 km (0.099 R)
• M70: 43,788,045 km (0.071 R)
• M71: 44,127,034 km (0.075 R)
• M72: 46,265,385 km (0.102 R)
• M73: 48,174,853 km (0.055 R)
• M74: 48,700,091 km (0.116 R)
• M75: 49,227,274 km (0.07 R)
• M76: 50,908,903 km (0.09 R)
• M77: 50,997,914 km (0.092 R)
• M78: 52,160,140 km (0.068 R)
• M79: 52,339,657 km (0.12 R)
• M80: 53,602,413 km (0.045 R)
• M81: 54,601,577 km (0.082 R)
• M82: 55,332,064 km (0.041 R)
• M83: 55,790,282 km (0.091 R)
• M84: 55,882,135 km (0.089 R)
• M85: 56,710,608 km (0.11 R)
• M86: 58,566,070 km (0.072 R)
• M87: 58,752,619 km (0.117 R)
• M88: 61,291,594 km (0.102 R)
• M89: 61,765,819 km (0.114 R)
• M90: 63,004,190 km (0.046 R)
• M91: 63,099,783 km (0.072 R)
• M92: 64,250,640 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.6

Radius: 5

Gravity: 8.74 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 10.85 AU - 17.11 AU

Year: 19905 Days

Day: 24 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 51,831,214 km

• M1: 121,922 km (0.049 R)
• M2: 291,865 km (0.074 R)
• M3: 386,710 km (0.116 R)
• M4: 430,692 km (0.084 R)
• M5: 658,380 km (0.035 R)
• M6: 766,689 km (0.078 R)
• M7: 939,923 km (0.117 R)
• M8: 1,602,044 km (0.083 R)
• M9: 2,573,233 km (0.042 R)
• M10: 3,009,760 km (0.059 R)
• M11: 3,344,410 km (0.042 R)
• M12: 3,658,865 km (0.116 R)
• M13: 4,451,584 km (0.052 R)
• M14: 6,225,216 km (0.077 R)
• M15: 6,263,364 km (0.114 R)
• M16: 6,340,107 km (0.085 R)
• M17: 6,494,492 km (0.096 R)
• M18: 6,572,134 km (0.119 R)
• M19: 6,885,840 km (0.099 R)
• M20: 7,325,209 km (0.073 R)
• M21: 8,954,330 km (0.072 R)
• M22: 10,144,980 km (0.056 R)
• M23: 11,902,904 km (0.044 R)
• M24: 12,284,828 km (0.041 R)
• M25: 12,767,879 km (0.116 R)
• M26: 14,608,531 km (0.11 R)
• M27: 14,710,407 km (0.038 R)
• M28: 15,637,615 km (0.116 R)
• M29: 15,793,945 km (0.117 R)
• M30: 18,036,866 km (0.118 R)
• M31: 21,931,347 km (0.11 R)
• M32: 22,988,555 km (0.069 R)
• M33: 23,523,218 km (0.074 R)
• M34: 23,762,275 km (0.1 R)
• M35: 24,182,496 km (0.054 R)
• M36: 24,726,284 km (0.11 R)
• M37: 25,152,040 km (0.084 R)
• M38: 26,257,867 km (0.084 R)
• M39: 28,516,795 km (0.093 R)
• M40: 32,152,322 km (0.087 R)
• M41: 35,382,290 km (0.119 R)
• M42: 38,011,622 km (0.074 R)
• M43: 38,151,795 km (0.079 R)
• M44: 40,202,782 km (0.117 R)
• M45: 40,774,844 km (0.105 R)
• M46: 41,061,923 km (0.106 R)
• M47: 41,421,706 km (0.084 R)
• M48: 41,782,386 km (0.092 R)
• M49: 42,216,818 km (0.093 R)
• M50: 43,675,248 km (0.056 R)
• M51: 44,484,572 km (0.107 R)
• M52: 46,267,181 km (0.053 R)
• M53: 46,491,727 km (0.082 R)
• M54: 47,997,430 km (0.082 R)
• M55: 48,376,361 km (0.118 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 15,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit