🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.06 AU - 1.44 AU

Year: 505 Days

Day: 21.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.31 AU - 1.87 AU

Year: 725 Days

Day: 23.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.48 AU - 1.98 AU

Year: 823 Days

Day: 26.5 Hours

Environment

Temp: -43 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.18 AU - 2.88 AU

Year: 1455 Days

Day: 15.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,415,594 km

• M1: 106,514 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.69 AU - 5.07 AU

Year: 3315 Days

Day: 48 Hours

Environment

Temp: -125 °C

Axial Tilt: 39.3 °

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: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297

Radius: 13.9

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.61 AU - 5.33 AU

Year: 4007 Days

Day: 9.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 35,415,594 km

• M1: 198,516 km (0.106 R)
• M2: 329,265 km (0.12 R)
• M3: 460,163 km (0.108 R)
• M4: 598,691 km (0.11 R)
• M5: 709,393 km (0.082 R)
• M6: 915,240 km (0.079 R)
• M7: 1,174,792 km (0.119 R)
• M8: 1,297,014 km (0.086 R)
• M9: 1,653,056 km (0.071 R)
• M10: 1,817,165 km (0.116 R)
• M11: 2,053,829 km (0.105 R)
• M12: 2,162,288 km (0.102 R)
• M13: 2,328,790 km (0.105 R)
• M14: 2,674,960 km (0.111 R)
• M15: 2,824,109 km (0.106 R)
• M16: 3,053,293 km (0.078 R)
• M17: 3,320,474 km (0.109 R)
• M18: 3,448,979 km (0.041 R)
• M19: 3,546,367 km (0.098 R)
• M20: 3,760,890 km (0.113 R)
• M21: 3,979,603 km (0.115 R)
• M22: 4,168,096 km (0.12 R)
• M23: 4,307,072 km (0.076 R)
• M24: 4,447,545 km (0.079 R)
• M25: 4,589,663 km (0.113 R)
• M26: 4,733,277 km (0.069 R)
• M27: 5,080,493 km (0.102 R)
• M28: 5,379,390 km (0.072 R)
• M29: 5,607,377 km (0.075 R)
• M30: 5,722,567 km (0.111 R)
• M31: 6,053,478 km (0.116 R)
• M32: 6,510,948 km (0.101 R)
• M33: 6,795,034 km (0.078 R)
• M34: 7,354,531 km (0.109 R)
• M35: 7,502,034 km (0.118 R)
• M36: 7,714,463 km (0.093 R)
• M37: 7,972,071 km (0.115 R)
• M38: 8,298,044 km (0.041 R)
• M39: 8,495,663 km (0.111 R)
• M40: 9,053,214 km (0.067 R)
• M41: 9,166,161 km (0.114 R)
• M42: 9,325,034 km (0.09 R)
• M43: 9,645,622 km (0.104 R)
• M44: 9,923,276 km (0.102 R)
• M45: 10,321,206 km (0.096 R)
• M46: 10,916,007 km (0.103 R)
• M47: 11,522,028 km (0.078 R)
• M48: 12,263,585 km (0.062 R)
• M49: 12,464,046 km (0.101 R)
• M50: 12,766,682 km (0.051 R)
• M51: 13,276,512 km (0.076 R)
• M52: 14,184,721 km (0.115 R)
• M53: 14,500,821 km (0.075 R)
• M54: 14,952,606 km (0.086 R)
• M55: 15,274,242 km (0.026 R)
• M56: 15,625,348 km (0.094 R)
• M57: 15,951,771 km (0.114 R)
• M58: 16,335,489 km (0.114 R)
• M59: 16,833,351 km (0.108 R)
• M60: 16,944,652 km (0.119 R)
• M61: 17,056,252 km (0.1 R)
• M62: 17,476,771 km (0.104 R)
• M63: 17,844,034 km (0.06 R)
• M64: 18,099,846 km (0.111 R)
• M65: 18,672,507 km (0.068 R)
• M66: 19,018,976 km (0.097 R)
• M67: 19,689,174 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.7

Radius: 14.1

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 11.47 AU - 13.51 AU

Year: 15964 Days

Day: 8.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 35,415,594 km

• M1: 201,508 km (0.079 R)
• M2: 540,198 km (0.044 R)
• M3: 788,830 km (0.108 R)
• M4: 1,602,941 km (0.076 R)
• M5: 1,754,185 km (0.088 R)
• M6: 1,847,235 km (0.083 R)
• M7: 2,137,305 km (0.03 R)
• M8: 3,170,428 km (0.043 R)
• M9: 3,559,083 km (0.066 R)
• M10: 3,881,317 km (0.107 R)
• M11: 5,218,123 km (0.116 R)
• M12: 7,286,164 km (0.082 R)
• M13: 8,114,039 km (0.067 R)
• M14: 9,411,651 km (0.045 R)
• M15: 9,746,152 km (0.115 R)
• M16: 10,027,994 km (0.117 R)
• M17: 10,312,380 km (0.086 R)
• M18: 11,358,518 km (0.107 R)
• M19: 11,476,849 km (0.098 R)
• M20: 13,992,338 km (0.11 R)
• M21: 14,889,027 km (0.065 R)
• M22: 15,018,729 km (0.083 R)
• M23: 15,213,804 km (0.056 R)
• M24: 16,202,347 km (0.076 R)
• M25: 16,402,509 km (0.075 R)
• M26: 17,620,984 km (0.071 R)
• M27: 18,310,480 km (0.076 R)
• M28: 18,658,445 km (0.046 R)
• M29: 19,290,496 km (0.064 R)
• M30: 19,929,728 km (0.11 R)
• M31: 20,720,203 km (0.083 R)
• M32: 22,183,868 km (0.12 R)
• M33: 22,480,670 km (0.118 R)
• M34: 23,529,651 km (0.101 R)
• M35: 24,212,415 km (0.118 R)
• M36: 24,518,044 km (0.105 R)
• M37: 24,901,762 km (0.082 R)
• M38: 25,132,891 km (0.104 R)
• M39: 25,364,917 km (0.109 R)
• M40: 26,771,287 km (0.098 R)
• M41: 27,802,764 km (0.114 R)
• M42: 28,363,607 km (0.119 R)
• M43: 29,090,204 km (0.106 R)
• M44: 29,741,104 km (0.119 R)
• M45: 30,561,648 km (0.056 R)
• M46: 30,809,233 km (0.118 R)
• M47: 31,639,351 km (0.119 R)
• M48: 31,889,928 km (0.087 R)
• M49: 32,057,178 km (0.044 R)
• M50: 32,645,247 km (0.08 R)
• M51: 33,067,562 km (0.072 R)
• M52: 36,685,138 km (0.082 R)
• M53: 37,036,244 km (0.064 R)
• M54: 38,540,600 km (0.09 R)
• M55: 38,629,761 km (0.063 R)
• M56: 39,345,138 km (0.099 R)
• M57: 40,336,074 km (0.114 R)
• M58: 40,426,581 km (0.096 R)
• M59: 42,342,331 km (0.043 R)
• M60: 43,357,652 km (0.064 R)
• M61: 43,543,153 km (0.092 R)
• M62: 43,635,904 km (0.094 R)
• M63: 44,942,492 km (0.086 R)
• M64: 45,224,184 km (0.106 R)
• M65: 46,831,314 km (0.066 R)
• M66: 48,842,209 km (0.119 R)
• M67: 49,906,897 km (0.054 R)
• M68: 50,783,540 km (0.1 R)
• M69: 52,059,012 km (0.038 R)
• M70: 53,245,622 km (0.074 R)
• M71: 54,341,277 km (0.106 R)
• M72: 54,441,208 km (0.093 R)
• M73: 54,941,912 km (0.085 R)
• M74: 55,645,621 km (0.084 R)
• M75: 55,746,300 km (0.071 R)
• M76: 56,352,172 km (0.087 R)
• M77: 57,061,864 km (0.105 R)
• M78: 58,899,973 km (0.064 R)
• M79: 59,414,141 km (0.086 R)
• M80: 59,826,432 km (0.063 R)
• M81: 59,929,655 km (0.08 R)
• M82: 60,033,027 km (0.07 R)
• M83: 60,343,144 km (0.069 R)
• M84: 61,277,083 km (0.094 R)
• M85: 63,790,776 km (0.103 R)
• M86: 64,213,091 km (0.082 R)
• M87: 67,409,249 km (0.116 R)
• M88: 67,731,633 km (0.07 R)
• M89: 70,112,034 km (0.087 R)
• M90: 70,547,813 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 56.4

Radius: 4.1

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 14.66 AU - 16.4 AU

Year: 22133 Days

Day: 17.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 35,415,594 km

• M1: 253,419 km (0.086 R)
• M2: 399,875 km (0.048 R)
• M3: 836,252 km (0.111 R)
• M4: 1,613,862 km (0.044 R)
• M5: 1,747,004 km (0.065 R)
• M6: 2,706,824 km (0.037 R)
• M7: 2,796,882 km (0.105 R)
• M8: 3,357,425 km (0.057 R)
• M9: 4,234,966 km (0.063 R)
• M10: 5,290,678 km (0.114 R)
• M11: 6,037,172 km (0.101 R)
• M12: 7,279,732 km (0.094 R)
• M13: 7,373,679 km (0.103 R)
• M14: 8,172,083 km (0.06 R)
• M15: 8,400,519 km (0.097 R)
• M16: 9,849,374 km (0.095 R)
• M17: 10,655,408 km (0.066 R)
• M18: 12,591,802 km (0.12 R)
• M19: 12,666,901 km (0.1 R)
• M20: 13,083,082 km (0.044 R)
• M21: 14,397,299 km (0.115 R)
• M22: 16,159,412 km (0.096 R)
• M23: 16,610,450 km (0.103 R)
• M24: 17,107,115 km (0.108 R)
• M25: 17,945,910 km (0.06 R)
• M26: 18,072,919 km (0.11 R)
• M27: 19,837,725 km (0.034 R)
• M28: 22,700,130 km (0.062 R)
• M29: 24,272,404 km (0.061 R)
• M30: 24,366,052 km (0.083 R)
• M31: 24,459,701 km (0.106 R)
• M32: 25,498,359 km (0.063 R)
• M33: 25,593,503 km (0.097 R)
• M34: 26,070,870 km (0.078 R)
• M35: 26,358,696 km (0.088 R)
• M36: 27,131,519 km (0.083 R)
• M37: 27,228,608 km (0.073 R)
• M38: 28,452,318 km (0.076 R)
• M39: 35,203,670 km (0.075 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 18,514 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit