🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.45 AU - 0.65 AU

Year: 153 Days

Day: 21.7 Hours

Environment

Temp: 189 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,515,058 km

• M1: 366,664 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.67 AU - 1.05 AU

Year: 299 Days

Day: 26.1 Hours

Environment

Temp: 160 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,515,058 km

• M1: 420,669 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.17 AU - 1.61 AU

Year: 614 Days

Day: 17.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.16 AU - 1.8 AU

Year: 675 Days

Day: 15.7 Hours

Environment

Temp: -41 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.45 AU - 1.65 AU

Year: 723 Days

Day: 28.9 Hours

Environment

Temp: -56 °C

Axial Tilt: 127.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,515,058 km

• M1: 107,411 km (0.041 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.05 AU - 2.63 AU

Year: 1341 Days

Day: 12.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,515,058 km

• M1: 1,218,624 km (0.081 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.63 AU - 4.87 AU

Year: 3283 Days

Day: 18.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 139.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.62 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.4

Radius: 4.4

Gravity: 24.56 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 12.6 AU - 17.36 AU

Year: 21727 Days

Day: 16.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 57,515,058 km

• M1: 105,616 km (0.076 R)
• M2: 185,352 km (0.071 R)
• M3: 271,221 km (0.086 R)
• M4: 388,057 km (0.117 R)
• M5: 850,015 km (0.109 R)
• M6: 972,237 km (0.111 R)
• M7: 1,428,959 km (0.077 R)
• M8: 1,975,440 km (0.082 R)
• M9: 2,509,654 km (0.118 R)
• M10: 2,649,977 km (0.118 R)
• M11: 2,974,903 km (0.116 R)
• M12: 3,048,805 km (0.077 R)
• M13: 3,123,304 km (0.063 R)
• M14: 3,312,396 km (0.08 R)
• M15: 3,427,586 km (0.095 R)
• M16: 3,583,168 km (0.056 R)
• M17: 3,781,086 km (0.101 R)
• M18: 4,353,747 km (0.082 R)
• M19: 4,953,036 km (0.109 R)
• M20: 5,441,922 km (0.103 R)
• M21: 6,512,893 km (0.082 R)
• M22: 6,657,404 km (0.083 R)
• M23: 6,900,351 km (0.088 R)
• M24: 7,395,072 km (0.084 R)
• M25: 7,850,148 km (0.106 R)
• M26: 8,158,469 km (0.092 R)
• M27: 8,210,230 km (0.066 R)
• M28: 8,262,141 km (0.083 R)
• M29: 9,107,219 km (0.111 R)
• M30: 9,540,006 km (0.111 R)
• M31: 10,425,326 km (0.098 R)
• M32: 10,707,468 km (0.043 R)
• M33: 10,877,860 km (0.071 R)
• M34: 11,860,568 km (0.029 R)
• M35: 13,173,888 km (0.107 R)
• M36: 14,532,386 km (0.078 R)
• M37: 14,847,439 km (0.108 R)
• M38: 14,910,719 km (0.101 R)
• M39: 15,228,315 km (0.096 R)
• M40: 15,484,128 km (0.09 R)
• M41: 15,805,763 km (0.047 R)
• M42: 16,194,568 km (0.116 R)
• M43: 16,325,017 km (0.081 R)
• M44: 19,278,977 km (0.101 R)
• M45: 19,417,205 km (0.113 R)
• M46: 19,763,973 km (0.084 R)
• M47: 20,745,784 km (0.05 R)
• M48: 21,456,823 km (0.049 R)
• M49: 21,743,452 km (0.087 R)
• M50: 22,175,790 km (0.09 R)
• M51: 23,342,504 km (0.118 R)
• M52: 25,355,941 km (0.08 R)
• M53: 25,887,014 km (0.082 R)
• M54: 26,039,454 km (0.083 R)
• M55: 26,498,420 km (0.103 R)
• M56: 27,424,431 km (0.083 R)
• M57: 28,991,170 km (0.062 R)
• M58: 31,151,812 km (0.089 R)
• M59: 32,210,516 km (0.055 R)
• M60: 32,292,496 km (0.053 R)
• M61: 32,785,421 km (0.072 R)
• M62: 34,446,705 km (0.103 R)
• M63: 35,118,848 km (0.032 R)
• M64: 35,795,330 km (0.078 R)
• M65: 36,390,729 km (0.084 R)
• M66: 37,764,038 km (0.061 R)
• M67: 38,196,675 km (0.034 R)
• M68: 38,630,808 km (0.083 R)
• M69: 40,560,919 km (0.113 R)
• M70: 44,605,298 km (0.05 R)
• M71: 46,073,900 km (0.111 R)
• M72: 46,166,202 km (0.08 R)
• M73: 48,494,095 km (0.038 R)
• M74: 49,341,417 km (0.072 R)
• M75: 49,624,905 km (0.068 R)
• M76: 50,955,129 km (0.102 R)
• M77: 51,337,352 km (0.069 R)
• M78: 52,972,456 km (0.108 R)
• M79: 53,844,911 km (0.108 R)
• M80: 54,526,928 km (0.077 R)
• M81: 54,819,990 km (0.077 R)
• M82: 55,407,760 km (0.03 R)
• M83: 57,382,302 km (0.118 R)
• M84: 59,178,823 km (0.085 R)
• M85: 60,690,061 km (0.069 R)
• M86: 61,298,176 km (0.03 R)
• M87: 61,908,236 km (0.062 R)
• M88: 62,418,066 km (0.116 R)
• M89: 62,520,241 km (0.077 R)
• M90: 64,162,228 km (0.109 R)
• M91: 64,885,084 km (0.105 R)
• M92: 66,338,727 km (0.105 R)
• M93: 69,383,941 km (0.038 R)
• M94: 70,125,947 km (0.087 R)
• M95: 70,763,832 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.7

Radius: 3.8

Gravity: 50.26 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 12.77 AU - 17.75 AU

Year: 22339 Days

Day: 20.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 57,515,058 km

• M1: 54,753 km (0.085 R)
• M2: 86,019 km (0.08 R)
• M3: 765,642 km (0.068 R)
• M4: 1,304,643 km (0.081 R)
• M5: 1,494,632 km (0.054 R)
• M6: 1,626,129 km (0.079 R)
• M7: 1,727,257 km (0.11 R)
• M8: 2,725,972 km (0.117 R)
• M9: 3,387,195 km (0.086 R)
• M10: 3,516,448 km (0.091 R)
• M11: 3,779,740 km (0.06 R)
• M12: 4,049,614 km (0.113 R)
• M13: 4,186,796 km (0.094 R)
• M14: 4,895,590 km (0.107 R)
• M15: 5,288,584 km (0.09 R)
• M16: 5,338,400 km (0.094 R)
• M17: 6,367,484 km (0.082 R)
• M18: 6,634,067 km (0.113 R)
• M19: 6,850,086 km (0.098 R)
• M20: 6,904,391 km (0.039 R)
• M21: 7,068,350 km (0.091 R)
• M22: 7,344,358 km (0.096 R)
• M23: 7,455,808 km (0.111 R)
• M24: 7,623,956 km (0.079 R)
• M25: 10,793,636 km (0.104 R)
• M26: 11,561,073 km (0.104 R)
• M27: 11,690,625 km (0.071 R)
• M28: 11,951,224 km (0.117 R)
• M29: 12,148,095 km (0.092 R)
• M30: 14,035,422 km (0.088 R)
• M31: 14,521,316 km (0.075 R)
• M32: 15,438,351 km (0.067 R)
• M33: 18,982,175 km (0.1 R)
• M34: 19,058,619 km (0.086 R)
• M35: 19,673,466 km (0.043 R)
• M36: 20,608,004 km (0.041 R)
• M37: 21,796,260 km (0.105 R)
• M38: 22,439,082 km (0.09 R)
• M39: 22,925,275 km (0.093 R)
• M40: 25,829,718 km (0.119 R)
• M41: 25,999,212 km (0.054 R)
• M42: 26,084,034 km (0.112 R)
• M43: 26,424,369 km (0.064 R)
• M44: 26,766,201 km (0.118 R)
• M45: 28,584,563 km (0.103 R)
• M46: 29,111,446 km (0.101 R)
• M47: 29,552,910 km (0.116 R)
• M48: 29,818,895 km (0.079 R)
• M49: 31,431,111 km (0.062 R)
• M50: 33,071,452 km (0.083 R)
• M51: 33,255,457 km (0.093 R)
• M52: 33,624,515 km (0.117 R)
• M53: 33,902,169 km (0.12 R)
• M54: 34,459,570 km (0.11 R)
• M55: 35,678,045 km (0.116 R)
• M56: 38,349,564 km (0.091 R)
• M57: 39,221,869 km (0.059 R)
• M58: 39,807,096 km (0.051 R)
• M59: 40,788,757 km (0.104 R)
• M60: 41,877,830 km (0.077 R)
• M61: 42,076,944 km (0.076 R)
• M62: 42,276,209 km (0.102 R)
• M63: 42,575,853 km (0.102 R)
• M64: 43,781,313 km (0.09 R)
• M65: 44,591,236 km (0.118 R)
• M66: 45,099,868 km (0.047 R)
• M67: 46,122,968 km (0.118 R)
• M68: 47,257,219 km (0.058 R)
• M69: 49,028,159 km (0.11 R)
• M70: 49,342,913 km (0.077 R)
• M71: 49,763,732 km (0.082 R)
• M72: 49,869,049 km (0.046 R)
• M73: 50,291,214 km (0.066 R)
• M74: 52,312,879 km (0.092 R)
• M75: 53,064,459 km (0.119 R)
• M76: 54,686,848 km (0.103 R)
• M77: 54,795,456 km (0.112 R)
• M78: 56,325,393 km (0.101 R)
• M79: 59,203,507 km (0.079 R)
• M80: 61,449,869 km (0.117 R)
• M81: 63,952,791 km (0.097 R)
• M82: 64,641,090 km (0.097 R)
• M83: 66,837,187 km (0.039 R)
• M84: 68,470,945 km (0.109 R)
• M85: 70,235,901 km (0.093 R)
• M86: 71,777,507 km (0.112 R)
• M87: 72,015,667 km (0.069 R)
• M88: 74,894,229 km (0.036 R)
• M89: 76,347,573 km (0.106 R)
• M90: 77,810,191 km (0.103 R)
• M91: 80,144,815 km (0.1 R)
• M92: 81,755,386 km (0.073 R)
• M93: 82,377,713 km (0.034 R)
• M94: 82,751,857 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.2

Radius: 7.3

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 13.88 AU - 21.58 AU

Year: 27976 Days

Day: 22.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 57,515,058 km

• M1: 291,117 km (0.065 R)
• M2: 404,213 km (0.099 R)
• M3: 450,738 km (0.104 R)
• M4: 872,305 km (0.063 R)
• M5: 1,064,389 km (0.111 R)
• M6: 1,365,829 km (0.072 R)
• M7: 1,693,149 km (0.055 R)
• M8: 1,852,470 km (0.098 R)
• M9: 2,243,220 km (0.097 R)
• M10: 2,448,020 km (0.033 R)
• M11: 2,567,997 km (0.087 R)
• M12: 3,294,295 km (0.043 R)
• M13: 3,426,838 km (0.12 R)
• M14: 3,493,709 km (0.115 R)
• M15: 4,115,886 km (0.103 R)
• M16: 4,258,752 km (0.11 R)
• M17: 4,512,769 km (0.113 R)
• M18: 4,846,672 km (0.042 R)
• M19: 4,997,616 km (0.087 R)
• M20: 5,188,503 km (0.116 R)
• M21: 5,696,089 km (0.096 R)
• M22: 6,590,833 km (0.092 R)
• M23: 7,097,222 km (0.079 R)
• M24: 8,417,274 km (0.102 R)
• M25: 9,012,374 km (0.088 R)
• M26: 9,385,322 km (0.09 R)
• M27: 10,098,305 km (0.086 R)
• M28: 10,242,966 km (0.109 R)
• M29: 11,879,417 km (0.104 R)
• M30: 13,067,224 km (0.056 R)
• M31: 13,224,901 km (0.066 R)
• M32: 13,542,347 km (0.088 R)
• M33: 14,023,005 km (0.103 R)
• M34: 15,001,076 km (0.116 R)
• M35: 16,001,138 km (0.093 R)
• M36: 16,057,237 km (0.11 R)
• M37: 16,452,475 km (0.055 R)
• M38: 16,679,714 km (0.101 R)
• M39: 17,194,779 km (0.105 R)
• M40: 17,598,993 km (0.103 R)
• M41: 18,889,873 km (0.094 R)
• M42: 19,606,746 km (0.084 R)
• M43: 19,666,884 km (0.073 R)
• M44: 20,393,331 km (0.046 R)
• M45: 21,685,707 km (0.044 R)
• M46: 21,997,320 km (0.106 R)
• M47: 22,059,852 km (0.044 R)
• M48: 22,941,133 km (0.093 R)
• M49: 23,131,421 km (0.117 R)
• M50: 23,195,000 km (0.046 R)
• M51: 23,962,138 km (0.109 R)
• M52: 24,284,372 km (0.107 R)
• M53: 24,413,625 km (0.075 R)
• M54: 24,607,952 km (0.116 R)
• M55: 25,128,702 km (0.116 R)
• M56: 27,718,690 km (0.093 R)
• M57: 28,805,668 km (0.093 R)
• M58: 29,492,023 km (0.097 R)
• M59: 30,601,441 km (0.117 R)
• M60: 30,880,890 km (0.087 R)
• M61: 31,653,862 km (0.1 R)
• M62: 31,724,472 km (0.108 R)
• M63: 32,149,031 km (0.096 R)
• M64: 32,575,535 km (0.105 R)
• M65: 33,794,159 km (0.099 R)
• M66: 34,010,627 km (0.109 R)
• M67: 35,686,422 km (0.074 R)
• M68: 38,062,336 km (0.114 R)
• M69: 38,966,356 km (0.071 R)
• M70: 39,496,979 km (0.11 R)
• M71: 40,565,407 km (0.117 R)
• M72: 41,875,586 km (0.117 R)
• M73: 42,730,687 km (0.075 R)
• M74: 44,142,442 km (0.107 R)
• M75: 44,537,231 km (0.053 R)
• M76: 45,569,307 km (0.042 R)
• M77: 46,288,424 km (0.109 R)
• M78: 46,689,495 km (0.073 R)
• M79: 48,549,595 km (0.105 R)
• M80: 49,120,461 km (0.1 R)
• M81: 49,447,781 km (0.096 R)
• M82: 49,693,570 km (0.1 R)
• M83: 51,758,470 km (0.069 R)
• M84: 52,425,227 km (0.096 R)
• M85: 53,262,527 km (0.082 R)
• M86: 54,188,687 km (0.025 R)
• M87: 54,273,210 km (0.106 R)
• M88: 54,696,123 km (0.112 R)
• M89: 55,460,269 km (0.055 R)
• M90: 56,057,015 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 16,326 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit