🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.56 AU - 0.58 AU

Year: 156 Days

Day: 12.6 Hours

Environment

Temp: 213 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.98 AU - 1.28 AU

Year: 434 Days

Day: 20.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 84,429,810 km

• M1: 291,865 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.19 AU - 2.73 AU

Year: 1395 Days

Day: 23.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,429,810 km

• M1: 766,689 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.3 AU - 2.82 AU

Year: 1481 Days

Day: 27.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.57 AU - 3.95 AU

Year: 2129 Days

Day: 33 Hours

Environment

Temp: -98 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,429,810 km

• M1: 100,231 km (0.08 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.43 AU - 5.11 AU

Year: 3191 Days

Day: 19.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385

Radius: 13

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.22 AU - 11.22 AU

Year: 10125 Days

Day: 14.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 84,429,810 km

• M1: 165,156 km (0.043 R)
• M2: 328,218 km (0.073 R)
• M3: 503,546 km (0.117 R)
• M4: 835,205 km (0.079 R)
• M5: 1,234,182 km (0.119 R)
• M6: 1,380,340 km (0.096 R)
• M7: 1,494,034 km (0.09 R)
• M8: 1,591,123 km (0.041 R)
• M9: 2,088,386 km (0.047 R)
• M10: 2,377,709 km (0.08 R)
• M11: 2,562,312 km (0.095 R)
• M12: 2,799,874 km (0.101 R)
• M13: 3,020,082 km (0.105 R)
• M14: 3,144,846 km (0.078 R)
• M15: 3,688,036 km (0.113 R)
• M16: 4,288,672 km (0.087 R)
• M17: 4,715,923 km (0.058 R)
• M18: 4,920,124 km (0.048 R)
• M19: 5,097,398 km (0.075 R)
• M20: 5,428,009 km (0.116 R)
• M21: 6,205,619 km (0.118 R)
• M22: 7,051,296 km (0.11 R)
• M23: 7,726,431 km (0.098 R)
• M24: 8,141,415 km (0.108 R)
• M25: 8,885,366 km (0.1 R)
• M26: 8,993,525 km (0.073 R)
• M27: 9,948,408 km (0.063 R)
• M28: 10,476,040 km (0.117 R)
• M29: 10,974,201 km (0.085 R)
• M30: 11,167,780 km (0.064 R)
• M31: 11,440,796 km (0.068 R)
• M32: 12,433,977 km (0.097 R)
• M33: 12,555,001 km (0.102 R)
• M34: 13,620,437 km (0.114 R)
• M35: 13,912,303 km (0.087 R)
• M36: 14,037,965 km (0.118 R)
• M37: 14,714,746 km (0.116 R)
• M38: 15,402,298 km (0.114 R)
• M39: 15,488,915 km (0.113 R)
• M40: 16,408,792 km (0.102 R)
• M41: 16,586,066 km (0.096 R)
• M42: 17,935,588 km (0.064 R)
• M43: 18,393,357 km (0.043 R)
• M44: 18,901,242 km (0.073 R)
• M45: 19,087,043 km (0.118 R)
• M46: 19,507,413 km (0.058 R)
• M47: 19,601,360 km (0.114 R)
• M48: 19,695,308 km (0.097 R)
• M49: 20,120,166 km (0.113 R)
• M50: 20,405,000 km (0.1 R)
• M51: 20,834,795 km (0.052 R)
• M52: 21,509,481 km (0.119 R)
• M53: 21,703,509 km (0.115 R)
• M54: 22,044,593 km (0.093 R)
• M55: 22,633,260 km (0.119 R)
• M56: 22,731,995 km (0.095 R)
• M57: 22,979,131 km (0.089 R)
• M58: 23,177,497 km (0.104 R)
• M59: 23,776,188 km (0.115 R)
• M60: 24,027,213 km (0.096 R)
• M61: 24,329,551 km (0.036 R)
• M62: 25,141,867 km (0.088 R)
• M63: 25,654,090 km (0.089 R)
• M64: 25,963,010 km (0.102 R)
• M65: 26,949,608 km (0.103 R)
• M66: 27,106,536 km (0.068 R)
• M67: 27,790,048 km (0.089 R)
• M68: 27,895,665 km (0.098 R)
• M69: 28,213,410 km (0.111 R)
• M70: 28,639,016 km (0.111 R)
• M71: 29,281,390 km (0.107 R)
• M72: 29,982,555 km (0.113 R)
• M73: 33,010,117 km (0.091 R)
• M74: 34,248,189 km (0.102 R)
• M75: 34,531,676 km (0.092 R)
• M76: 35,101,046 km (0.027 R)
• M77: 35,215,189 km (0.072 R)
• M78: 35,329,632 km (0.107 R)
• M79: 37,059,881 km (0.079 R)
• M80: 37,176,268 km (0.107 R)
• M81: 37,876,834 km (0.073 R)
• M82: 38,699,772 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.5

Radius: 4.1

Gravity: 31.5 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 16.87 AU - 18.23 AU

Year: 26589 Days

Day: 15.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 84,429,810 km

• M1: 72,405 km (0.116 R)
• M2: 345,272 km (0.088 R)
• M3: 994,377 km (0.095 R)
• M4: 2,253,692 km (0.076 R)
• M5: 2,291,391 km (0.079 R)
• M6: 3,004,224 km (0.115 R)
• M7: 3,869,947 km (0.087 R)
• M8: 4,471,032 km (0.053 R)
• M9: 4,566,026 km (0.107 R)
• M10: 4,613,898 km (0.087 R)
• M11: 4,758,259 km (0.113 R)
• M12: 5,100,689 km (0.039 R)
• M13: 5,400,633 km (0.074 R)
• M14: 6,334,423 km (0.108 R)
• M15: 6,765,115 km (0.093 R)
• M16: 7,205,381 km (0.111 R)
• M17: 7,882,910 km (0.103 R)
• M18: 8,698,667 km (0.03 R)
• M19: 8,876,988 km (0.049 R)
• M20: 8,996,517 km (0.106 R)
• M21: 9,848,177 km (0.06 R)
• M22: 9,909,961 km (0.042 R)
• M23: 11,173,016 km (0.037 R)
• M24: 11,431,671 km (0.093 R)
• M25: 12,086,910 km (0.084 R)
• M26: 12,352,296 km (0.113 R)
• M27: 12,419,017 km (0.089 R)
• M28: 13,433,440 km (0.114 R)
• M29: 14,054,720 km (0.102 R)
• M30: 14,193,996 km (0.119 R)
• M31: 14,544,354 km (0.113 R)
• M32: 14,756,035 km (0.036 R)
• M33: 15,396,912 km (0.056 R)
• M34: 15,756,845 km (0.115 R)
• M35: 19,816,482 km (0.111 R)
• M36: 20,207,980 km (0.12 R)
• M37: 20,760,145 km (0.06 R)
• M38: 20,839,432 km (0.096 R)
• M39: 21,637,986 km (0.086 R)
• M40: 22,202,867 km (0.099 R)
• M41: 22,772,536 km (0.12 R)
• M42: 23,182,434 km (0.09 R)
• M43: 24,092,737 km (0.091 R)
• M44: 25,014,559 km (0.095 R)
• M45: 25,352,800 km (0.106 R)
• M46: 26,290,330 km (0.086 R)
• M47: 28,727,578 km (0.105 R)
• M48: 29,170,238 km (0.117 R)
• M49: 29,259,100 km (0.06 R)
• M50: 29,348,110 km (0.096 R)
• M51: 29,972,981 km (0.051 R)
• M52: 30,602,189 km (0.098 R)
• M53: 31,873,921 km (0.097 R)
• M54: 32,424,142 km (0.037 R)
• M55: 36,649,683 km (0.119 R)
• M56: 37,129,743 km (0.104 R)
• M57: 37,418,766 km (0.106 R)
• M58: 37,902,266 km (0.09 R)
• M59: 40,053,633 km (0.115 R)
• M60: 41,743,042 km (0.039 R)
• M61: 43,252,933 km (0.104 R)
• M62: 44,883,101 km (0.09 R)
• M63: 45,499,594 km (0.075 R)
• M64: 46,325,973 km (0.102 R)
• M65: 47,365,827 km (0.1 R)
• M66: 48,518,479 km (0.096 R)
• M67: 49,151,128 km (0.085 R)
• M68: 49,574,341 km (0.12 R)
• M69: 49,680,406 km (0.047 R)
• M70: 49,786,471 km (0.108 R)
• M71: 50,105,114 km (0.038 R)
• M72: 50,211,628 km (0.086 R)
• M73: 50,851,458 km (0.07 R)
• M74: 52,355,066 km (0.112 R)
• M75: 55,075,952 km (0.083 R)
• M76: 57,954,215 km (0.069 R)
• M77: 58,737,510 km (0.118 R)
• M78: 61,449,270 km (0.095 R)
• M79: 62,019,388 km (0.062 R)
• M80: 62,476,708 km (0.091 R)
• M81: 63,394,641 km (0.114 R)
• M82: 66,642,710 km (0.091 R)
• M83: 67,815,707 km (0.042 R)
• M84: 68,877,403 km (0.104 R)
• M85: 69,350,880 km (0.07 R)
• M86: 74,388,289 km (0.1 R)
• M87: 74,631,087 km (0.069 R)
• M88: 78,428,030 km (0.072 R)
• M89: 79,294,052 km (0.056 R)
• M90: 80,287,681 km (0.096 R)
• M91: 81,660,690 km (0.105 R)
• M92: 82,036,480 km (0.106 R)
• M93: 82,789,855 km (0.075 R)
• M94: 84,303,337 km (0.075 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 19,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit