🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.51 AU - 0.85 AU

Year: 197 Days

Day: 14.1 Hours

Environment

Temp: 233 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.72 AU - 0.86 AU

Year: 247 Days

Day: 13.1 Hours

Environment

Temp: 176 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.88 AU - 1.02 AU

Year: 325 Days

Day: 28.1 Hours

Environment

Temp: 128 °C

Axial Tilt: 26.2 °

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: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.94 AU - 1.02 AU

Year: 341 Days

Day: 46.6 Hours

Environment

Temp: 139 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.92 AU - 1.2 AU

Year: 384 Days

Day: 25.6 Hours

Environment

Temp: 157 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.92 AU - 2.24 AU

Year: 1054 Days

Day: 42.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,872,422 km

• M1: 1,269,488 km (0.091 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.35 AU - 3.73 AU

Year: 1863 Days

Day: 12.4 Hours

Environment

Temp: -87 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.2

Radius: 13.1

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.76 AU - 6.9 AU

Year: 4947 Days

Day: 10 Hours

Environment

Temp: -144 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 69,872,422 km

• M1: 191,784 km (0.05 R)
• M2: 280,795 km (0.118 R)
• M3: 507,137 km (0.084 R)
• M4: 647,160 km (0.036 R)
• M5: 762,052 km (0.101 R)
• M6: 898,934 km (0.096 R)
• M7: 1,362,089 km (0.05 R)
• M8: 1,497,774 km (0.065 R)
• M9: 1,691,952 km (0.08 R)
• M10: 1,913,806 km (0.111 R)
• M11: 2,531,046 km (0.068 R)
• M12: 2,678,699 km (0.072 R)
• M13: 2,786,111 km (0.103 R)
• M14: 3,005,272 km (0.066 R)
• M15: 3,184,789 km (0.027 R)
• M16: 3,344,709 km (0.066 R)
• M17: 3,507,472 km (0.067 R)
• M18: 4,360,778 km (0.068 R)
• M19: 4,538,949 km (0.117 R)
• M20: 4,719,663 km (0.116 R)
• M21: 5,168,606 km (0.064 R)
• M22: 5,276,317 km (0.069 R)
• M23: 5,521,209 km (0.105 R)
• M24: 5,881,739 km (0.04 R)
• M25: 6,538,474 km (0.11 R)
• M26: 6,920,098 km (0.112 R)
• M27: 7,128,638 km (0.085 R)
• M28: 7,430,077 km (0.116 R)
• M29: 7,735,855 km (0.113 R)
• M30: 8,170,886 km (0.089 R)
• M31: 8,838,541 km (0.096 R)
• M32: 9,129,958 km (0.1 R)
• M33: 9,358,992 km (0.113 R)
• M34: 9,656,094 km (0.102 R)
• M35: 10,158,294 km (0.078 R)
• M36: 10,669,171 km (0.093 R)
• M37: 10,910,322 km (0.09 R)
• M38: 11,680,303 km (0.096 R)
• M39: 11,929,084 km (0.059 R)
• M40: 12,036,196 km (0.116 R)
• M41: 12,143,607 km (0.07 R)
• M42: 12,359,477 km (0.108 R)
• M43: 12,722,102 km (0.102 R)
• M44: 12,868,110 km (0.117 R)
• M45: 12,978,064 km (0.09 R)
• M46: 13,088,318 km (0.103 R)
• M47: 13,272,622 km (0.061 R)
• M48: 13,569,424 km (0.109 R)
• M49: 13,681,324 km (0.102 R)
• M50: 14,131,912 km (0.105 R)
• M51: 14,321,154 km (0.097 R)
• M52: 15,202,285 km (0.11 R)
• M53: 16,736,262 km (0.115 R)
• M54: 17,218,266 km (0.109 R)
• M55: 17,827,129 km (0.075 R)
• M56: 17,990,640 km (0.051 R)
• M57: 18,278,017 km (0.045 R)
• M58: 18,401,735 km (0.119 R)
• M59: 18,608,479 km (0.091 R)
• M60: 19,484,973 km (0.087 R)
• M61: 20,119,418 km (0.056 R)
• M62: 20,546,220 km (0.072 R)
• M63: 20,975,865 km (0.07 R)
• M64: 21,191,885 km (0.054 R)
• M65: 21,452,035 km (0.078 R)
• M66: 23,035,080 km (0.055 R)
• M67: 23,750,756 km (0.077 R)
• M68: 23,885,694 km (0.093 R)
• M69: 24,337,629 km (0.078 R)
• M70: 24,883,511 km (0.066 R)
• M71: 25,158,024 km (0.095 R)
• M72: 26,033,919 km (0.1 R)
• M73: 26,312,620 km (0.091 R)
• M74: 27,248,803 km (0.118 R)
• M75: 27,626,239 km (0.08 R)
• M76: 28,291,052 km (0.097 R)
• M77: 28,673,274 km (0.075 R)
• M78: 29,878,884 km (0.063 R)
• M79: 30,463,512 km (0.103 R)
• M80: 31,891,723 km (0.109 R)
• M81: 32,588,999 km (0.085 R)
• M82: 32,789,160 km (0.116 R)
• M83: 33,543,433 km (0.109 R)
• M84: 33,694,976 km (0.093 R)

Planet 9 - Gas Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.1

Radius: 8.9

Gravity: 10.92 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 12.18 AU - 13.82 AU

Year: 16474 Days

Day: 7.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 69,872,422 km

• M1: 112,946 km (0.084 R)
• M2: 563,086 km (0.078 R)
• M3: 1,592,769 km (0.047 R)
• M4: 1,682,677 km (0.12 R)
• M5: 1,962,425 km (0.091 R)
• M6: 2,026,602 km (0.095 R)
• M7: 2,091,528 km (0.091 R)
• M8: 2,290,643 km (0.118 R)
• M9: 2,671,818 km (0.083 R)
• M10: 2,888,136 km (0.112 R)
• M11: 3,147,838 km (0.106 R)
• M12: 3,299,680 km (0.065 R)
• M13: 3,532,006 km (0.095 R)
• M14: 3,650,188 km (0.111 R)
• M15: 4,772,172 km (0.112 R)
• M16: 5,258,066 km (0.041 R)
• M17: 5,484,108 km (0.05 R)
• M18: 6,613,273 km (0.119 R)
• M19: 7,104,403 km (0.086 R)
• M20: 8,861,280 km (0.034 R)
• M21: 9,347,922 km (0.034 R)
• M22: 9,954,392 km (0.103 R)
• M23: 11,205,329 km (0.085 R)
• M24: 11,908,290 km (0.027 R)
• M25: 12,505,036 km (0.066 R)
• M26: 13,976,779 km (0.06 R)
• M27: 14,227,356 km (0.1 R)
• M28: 14,796,725 km (0.098 R)
• M29: 16,813,903 km (0.119 R)
• M30: 18,502,564 km (0.085 R)
• M31: 18,640,044 km (0.079 R)
• M32: 18,846,789 km (0.111 R)
• M33: 19,681,545 km (0.116 R)
• M34: 20,032,950 km (0.061 R)
• M35: 21,027,776 km (0.101 R)
• M36: 21,386,960 km (0.087 R)
• M37: 21,748,090 km (0.09 R)
• M38: 23,733,403 km (0.084 R)
• M39: 24,634,132 km (0.103 R)
• M40: 25,775,863 km (0.074 R)
• M41: 26,391,757 km (0.084 R)
• M42: 27,168,619 km (0.058 R)
• M43: 28,903,655 km (0.117 R)
• M44: 29,543,485 km (0.1 R)
• M45: 31,408,971 km (0.077 R)
• M46: 32,729,022 km (0.094 R)
• M47: 33,061,877 km (0.112 R)
• M48: 33,145,203 km (0.06 R)
• M49: 33,479,405 km (0.096 R)
• M50: 34,319,996 km (0.101 R)
• M51: 34,573,414 km (0.108 R)
• M52: 34,658,087 km (0.118 R)
• M53: 34,827,581 km (0.112 R)
• M54: 35,082,346 km (0.098 R)
• M55: 35,167,467 km (0.065 R)
• M56: 35,422,981 km (0.112 R)
• M57: 36,796,439 km (0.1 R)
• M58: 38,801,200 km (0.089 R)
• M59: 40,841,116 km (0.081 R)
• M60: 41,379,070 km (0.033 R)
• M61: 41,468,979 km (0.111 R)
• M62: 41,558,887 km (0.116 R)
• M63: 44,471,109 km (0.056 R)
• M64: 44,655,413 km (0.077 R)
• M65: 45,487,327 km (0.091 R)
• M66: 49,056,433 km (0.041 R)
• M67: 49,342,015 km (0.109 R)
• M68: 49,437,309 km (0.075 R)
• M69: 49,532,603 km (0.074 R)
• M70: 50,010,419 km (0.065 R)
• M71: 50,585,922 km (0.078 R)
• M72: 52,228,057 km (0.055 R)
• M73: 54,280,690 km (0.115 R)
• M74: 54,575,996 km (0.113 R)
• M75: 57,960,947 km (0.054 R)
• M76: 60,594,767 km (0.11 R)
• M77: 61,720,790 km (0.042 R)
• M78: 61,926,338 km (0.105 R)
• M79: 62,647,250 km (0.099 R)
• M80: 65,349,436 km (0.085 R)
• M81: 65,768,609 km (0.096 R)
• M82: 65,978,495 km (0.027 R)
• M83: 67,559,745 km (0.064 R)
• M84: 68,195,685 km (0.115 R)
• M85: 69,794,288 km (0.106 R)
• M86: 70,008,363 km (0.088 R)
• M87: 71,297,448 km (0.085 R)
• M88: 71,944,907 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.9

Radius: 5.9

Gravity: 14.36 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 12.74 AU - 17.44 AU

Year: 20602 Days

Day: 16.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 69,872,422 km

• M1: 75,547 km (0.058 R)
• M2: 550,071 km (0.079 R)
• M3: 590,463 km (0.07 R)
• M4: 631,752 km (0.081 R)
• M5: 762,052 km (0.085 R)
• M6: 830,418 km (0.034 R)
• M7: 1,478,476 km (0.071 R)
• M8: 2,182,035 km (0.049 R)
• M9: 2,830,990 km (0.093 R)
• M10: 3,084,409 km (0.085 R)
• M11: 3,121,210 km (0.081 R)
• M12: 3,887,450 km (0.103 R)
• M13: 4,007,278 km (0.105 R)
• M14: 4,047,520 km (0.113 R)
• M15: 4,250,524 km (0.091 R)
• M16: 4,374,092 km (0.116 R)
• M17: 4,415,531 km (0.097 R)
• M18: 5,183,267 km (0.116 R)
• M19: 5,582,394 km (0.074 R)
• M20: 6,457,392 km (0.084 R)
• M21: 7,822,772 km (0.041 R)
• M22: 7,923,601 km (0.11 R)
• M23: 9,487,497 km (0.1 R)
• M24: 9,811,526 km (0.118 R)
• M25: 10,861,254 km (0.095 R)
• M26: 11,542,523 km (0.111 R)
• M27: 11,946,288 km (0.109 R)
• M28: 12,531,066 km (0.09 R)
• M29: 12,708,339 km (0.084 R)
• M30: 13,245,096 km (0.095 R)
• M31: 13,486,098 km (0.064 R)
• M32: 13,789,333 km (0.105 R)
• M33: 14,156,147 km (0.047 R)
• M34: 14,340,751 km (0.072 R)
• M35: 14,588,186 km (0.114 R)
• M36: 14,774,585 km (0.064 R)
• M37: 16,166,144 km (0.086 R)
• M38: 17,007,932 km (0.114 R)
• M39: 19,207,918 km (0.118 R)
• M40: 19,412,268 km (0.117 R)
• M41: 19,480,635 km (0.086 R)
• M42: 19,892,029 km (0.119 R)
• M43: 20,584,218 km (0.068 R)
• M44: 21,849,816 km (0.115 R)
• M45: 22,420,382 km (0.066 R)
• M46: 22,707,461 km (0.077 R)
• M47: 27,081,254 km (0.073 R)
• M48: 27,463,626 km (0.093 R)
• M49: 27,924,836 km (0.102 R)
• M50: 28,466,231 km (0.084 R)
• M51: 29,402,115 km (0.061 R)
• M52: 29,795,109 km (0.088 R)
• M53: 29,873,947 km (0.068 R)
• M54: 31,144,182 km (0.1 R)
• M55: 31,705,474 km (0.083 R)
• M56: 31,785,957 km (0.082 R)
• M57: 31,947,074 km (0.057 R)
• M58: 32,027,707 km (0.061 R)
• M59: 32,675,317 km (0.108 R)
• M60: 33,245,733 km (0.092 R)
• M61: 35,475,938 km (0.101 R)
• M62: 35,810,439 km (0.109 R)
• M63: 35,978,138 km (0.116 R)
• M64: 36,989,570 km (0.106 R)
• M65: 37,668,893 km (0.094 R)
• M66: 38,781,752 km (0.065 R)
• M67: 38,867,771 km (0.061 R)
• M68: 39,645,081 km (0.051 R)
• M69: 40,166,131 km (0.102 R)
• M70: 43,518,469 km (0.116 R)
• M71: 45,227,924 km (0.086 R)
• M72: 46,318,942 km (0.101 R)
• M73: 47,879,247 km (0.101 R)
• M74: 48,990,909 km (0.106 R)
• M75: 51,051,171 km (0.119 R)
• M76: 53,043,964 km (0.098 R)
• M77: 53,713,863 km (0.112 R)
• M78: 54,194,073 km (0.118 R)
• M79: 56,421,286 km (0.079 R)
• M80: 56,811,736 km (0.101 R)
• M81: 57,300,921 km (0.059 R)
• M82: 57,988,323 km (0.112 R)
• M83: 58,086,759 km (0.082 R)
• M84: 58,579,534 km (0.066 R)
• M85: 59,073,955 km (0.107 R)
• M86: 61,265,115 km (0.104 R)
• M87: 62,875,387 km (0.095 R)
• M88: 63,584,181 km (0.085 R)
• M89: 64,499,571 km (0.116 R)
• M90: 64,805,498 km (0.114 R)
• M91: 65,112,174 km (0.056 R)
• M92: 66,445,989 km (0.101 R)
• M93: 66,961,503 km (0.102 R)
• M94: 67,374,842 km (0.065 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 13,488 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit