🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.45 AU - 0.73 AU

Year: 162 Days

Day: 44.2 Hours

Environment

Temp: 163 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.79 AU - 1.23 AU

Year: 362 Days

Day: 17.4 Hours

Environment

Temp: 157 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,962,546 km

• M1: 108,758 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.33 AU - 2.07 AU

Year: 790 Days

Day: 46.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,962,546 km

• M1: 941,270 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.38 AU - 5.08 AU

Year: 3101 Days

Day: 31.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,962,546 km

• M1: 2,742,129 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260

Radius: 13

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.37 AU - 6.69 AU

Year: 4635 Days

Day: 6.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 46,962,546 km

• M1: 179,218 km (0.075 R)
• M2: 296,653 km (0.079 R)
• M3: 399,277 km (0.055 R)
• M4: 551,867 km (0.072 R)
• M5: 700,118 km (0.063 R)
• M6: 863,479 km (0.082 R)
• M7: 1,359,845 km (0.094 R)
• M8: 1,494,034 km (0.117 R)
• M9: 1,736,682 km (0.096 R)
• M10: 1,978,881 km (0.115 R)
• M11: 2,174,854 km (0.117 R)
• M12: 2,289,895 km (0.083 R)
• M13: 2,392,369 km (0.11 R)
• M14: 3,071,394 km (0.115 R)
• M15: 3,184,789 km (0.118 R)
• M16: 3,365,952 km (0.048 R)
• M17: 3,584,664 km (0.107 R)
• M18: 3,687,139 km (0.097 R)
• M19: 3,825,367 km (0.054 R)
• M20: 4,250,674 km (0.113 R)
• M21: 4,468,937 km (0.062 R)
• M22: 5,556,514 km (0.081 R)
• M23: 5,856,009 km (0.079 R)
• M24: 6,408,474 km (0.11 R)
• M25: 6,764,965 km (0.114 R)
• M26: 6,849,787 km (0.113 R)
• M27: 7,497,546 km (0.116 R)
• M28: 7,784,325 km (0.107 R)
• M29: 8,255,259 km (0.107 R)
• M30: 8,414,282 km (0.088 R)
• M31: 9,060,844 km (0.119 R)
• M32: 9,413,745 km (0.098 R)
• M33: 9,556,162 km (0.111 R)
• M34: 9,795,220 km (0.043 R)
• M35: 9,915,496 km (0.072 R)
• M36: 10,036,222 km (0.112 R)
• M37: 11,220,439 km (0.096 R)
• M38: 11,447,379 km (0.032 R)
• M39: 11,854,734 km (0.096 R)
• M40: 12,163,354 km (0.088 R)
• M41: 12,422,607 km (0.061 R)
• M42: 14,479,129 km (0.116 R)
• M43: 15,169,374 km (0.105 R)
• M44: 15,588,697 km (0.102 R)
• M45: 15,757,593 km (0.074 R)
• M46: 16,125,304 km (0.092 R)
• M47: 16,927,298 km (0.077 R)
• M48: 17,508,037 km (0.114 R)
• M49: 18,213,541 km (0.062 R)
• M50: 18,302,402 km (0.095 R)
• M51: 18,421,183 km (0.081 R)
• M52: 19,743,777 km (0.071 R)
• M53: 19,926,436 km (0.111 R)
• M54: 20,201,547 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.7

Radius: 13.9

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 5.32 AU - 6.02 AU

Year: 4812 Days

Day: 10.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 46,962,546 km

• M1: 229,184 km (0.098 R)
• M2: 340,335 km (0.037 R)
• M3: 495,468 km (0.088 R)
• M4: 612,603 km (0.092 R)
• M5: 728,990 km (0.076 R)
• M6: 828,323 km (0.112 R)
• M7: 1,114,055 km (0.12 R)
• M8: 1,307,485 km (0.099 R)
• M9: 2,399,550 km (0.083 R)
• M10: 2,535,385 km (0.089 R)
• M11: 2,753,947 km (0.107 R)
• M12: 2,855,375 km (0.103 R)
• M13: 3,317,034 km (0.073 R)
• M14: 3,447,184 km (0.095 R)
• M15: 3,534,848 km (0.1 R)
• M16: 3,667,841 km (0.107 R)
• M17: 3,847,807 km (0.118 R)
• M18: 4,123,366 km (0.103 R)
• M19: 4,548,972 km (0.096 R)
• M20: 5,113,554 km (0.064 R)
• M21: 5,700,427 km (0.062 R)
• M22: 5,962,373 km (0.061 R)
• M23: 6,201,580 km (0.101 R)
• M24: 6,938,200 km (0.119 R)
• M25: 7,218,097 km (0.053 R)
• M26: 7,416,314 km (0.104 R)
• M27: 7,673,772 km (0.087 R)
• M28: 7,789,112 km (0.1 R)
• M29: 8,050,909 km (0.107 R)
• M30: 8,168,193 km (0.086 R)
• M31: 8,434,178 km (0.092 R)
• M32: 8,944,457 km (0.077 R)
• M33: 9,682,124 km (0.111 R)
• M34: 9,806,888 km (0.091 R)
• M35: 10,407,374 km (0.044 R)
• M36: 10,922,141 km (0.064 R)
• M37: 11,117,515 km (0.056 R)
• M38: 12,245,633 km (0.112 R)
• M39: 13,514,672 km (0.088 R)
• M40: 13,794,569 km (0.053 R)
• M41: 14,005,801 km (0.038 R)
• M42: 14,933,308 km (0.082 R)
• M43: 15,077,820 km (0.106 R)
• M44: 15,258,983 km (0.092 R)
• M45: 15,733,657 km (0.061 R)
• M46: 15,880,712 km (0.075 R)
• M47: 16,102,116 km (0.103 R)
• M48: 16,436,168 km (0.08 R)
• M49: 16,548,068 km (0.116 R)
• M50: 16,697,516 km (0.106 R)
• M51: 16,960,359 km (0.038 R)
• M52: 17,073,455 km (0.103 R)
• M53: 17,300,246 km (0.116 R)
• M54: 17,566,231 km (0.076 R)
• M55: 17,795,265 km (0.091 R)
• M56: 18,063,644 km (0.098 R)
• M57: 18,488,202 km (0.045 R)
• M58: 19,662,995 km (0.116 R)
• M59: 19,781,775 km (0.072 R)
• M60: 20,459,454 km (0.107 R)
• M61: 20,579,880 km (0.099 R)
• M62: 20,861,722 km (0.087 R)
• M63: 20,982,897 km (0.09 R)
• M64: 21,225,993 km (0.102 R)
• M65: 21,633,198 km (0.073 R)
• M66: 21,796,859 km (0.11 R)
• M67: 21,960,818 km (0.111 R)
• M68: 22,953,549 km (0.112 R)
• M69: 23,329,638 km (0.07 R)
• M70: 24,768,770 km (0.08 R)
• M71: 25,672,042 km (0.085 R)
• M72: 26,062,343 km (0.103 R)
• M73: 26,498,420 km (0.045 R)
• M74: 27,954,756 km (0.119 R)
• M75: 28,985,036 km (0.088 R)
• M76: 29,982,106 km (0.112 R)
• M77: 30,576,608 km (0.066 R)
• M78: 30,806,241 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.8

Radius: 9.4

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 10.67 AU - 11.63 AU

Year: 13271 Days

Day: 9.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 46,962,546 km

• M1: 191,485 km (0.08 R)
• M2: 534,214 km (0.087 R)
• M3: 730,337 km (0.038 R)
• M4: 1,047,933 km (0.115 R)
• M5: 1,659,190 km (0.104 R)
• M6: 2,232,748 km (0.116 R)
• M7: 2,638,158 km (0.056 R)
• M8: 3,095,928 km (0.104 R)
• M9: 3,244,179 km (0.08 R)
• M10: 3,640,464 km (0.09 R)
• M11: 3,702,846 km (0.065 R)
• M12: 3,797,093 km (0.092 R)
• M13: 4,117,083 km (0.109 R)
• M14: 4,379,328 km (0.03 R)
• M15: 4,545,980 km (0.12 R)
• M16: 5,339,746 km (0.119 R)
• M17: 5,589,874 km (0.067 R)
• M18: 5,661,980 km (0.102 R)
• M19: 5,807,240 km (0.102 R)
• M20: 6,064,548 km (0.055 R)
• M21: 7,248,166 km (0.103 R)
• M22: 7,327,005 km (0.119 R)
• M23: 8,626,262 km (0.114 R)
• M24: 9,345,080 km (0.091 R)
• M25: 9,474,033 km (0.12 R)
• M26: 10,215,440 km (0.089 R)
• M27: 11,846,207 km (0.111 R)
• M28: 11,985,781 km (0.104 R)
• M29: 15,241,480 km (0.12 R)
• M30: 15,342,758 km (0.061 R)
• M31: 16,263,233 km (0.119 R)
• M32: 16,834,548 km (0.102 R)
• M33: 19,349,138 km (0.094 R)
• M34: 21,693,486 km (0.096 R)
• M35: 22,207,505 km (0.039 R)
• M36: 24,480,644 km (0.119 R)
• M37: 25,015,606 km (0.071 R)
• M38: 26,582,794 km (0.112 R)
• M39: 26,643,680 km (0.09 R)
• M40: 27,132,715 km (0.089 R)
• M41: 28,057,529 km (0.058 R)
• M42: 28,181,546 km (0.04 R)
• M43: 29,495,464 km (0.113 R)
• M44: 29,937,975 km (0.117 R)
• M45: 30,255,272 km (0.088 R)
• M46: 31,988,213 km (0.119 R)
• M47: 32,507,767 km (0.111 R)
• M48: 33,687,197 km (0.106 R)
• M49: 33,885,114 km (0.093 R)
• M50: 34,149,604 km (0.103 R)
• M51: 38,061,289 km (0.107 R)
• M52: 38,888,116 km (0.081 R)
• M53: 39,234,435 km (0.076 R)
• M54: 39,860,203 km (0.113 R)
• M55: 43,253,532 km (0.084 R)
• M56: 43,540,460 km (0.065 R)
• M57: 44,044,156 km (0.1 R)
• M58: 45,202,642 km (0.067 R)
• M59: 46,591,359 km (0.09 R)
• M60: 48,216,740 km (0.031 R)
• M61: 48,737,789 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.5

Radius: 8

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 13.7 AU - 18.5 AU

Year: 23027 Days

Day: 22.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 46,962,546 km

• M1: 111,301 km (0.053 R)
• M2: 242,049 km (0.026 R)
• M3: 561,890 km (0.064 R)
• M4: 720,463 km (0.1 R)
• M5: 1,240,466 km (0.082 R)
• M6: 1,428,510 km (0.104 R)
• M7: 2,023,311 km (0.089 R)
• M8: 2,096,465 km (0.087 R)
• M9: 2,372,473 km (0.042 R)
• M10: 2,767,710 km (0.078 R)
• M11: 3,471,568 km (0.073 R)
• M12: 4,166,002 km (0.09 R)
• M13: 6,169,566 km (0.036 R)
• M14: 6,276,528 km (0.101 R)
• M15: 7,722,990 km (0.053 R)
• M16: 8,032,059 km (0.073 R)
• M17: 8,345,168 km (0.056 R)
• M18: 8,942,961 km (0.103 R)
• M19: 11,821,822 km (0.091 R)
• M20: 12,088,705 km (0.11 R)
• M21: 12,178,015 km (0.115 R)
• M22: 12,900,722 km (0.069 R)
• M23: 13,037,903 km (0.099 R)
• M24: 13,683,867 km (0.106 R)
• M25: 14,720,131 km (0.058 R)
• M26: 14,815,575 km (0.117 R)
• M27: 15,928,134 km (0.114 R)
• M28: 16,173,475 km (0.084 R)
• M29: 16,272,060 km (0.109 R)
• M30: 16,568,712 km (0.114 R)
• M31: 16,767,528 km (0.1 R)
• M32: 17,520,155 km (0.093 R)
• M33: 18,079,202 km (0.063 R)
• M34: 18,437,938 km (0.068 R)
• M35: 18,489,250 km (0.059 R)
• M36: 19,896,218 km (0.05 R)
• M37: 21,553,612 km (0.086 R)
• M38: 22,866,932 km (0.069 R)
• M39: 22,977,485 km (0.117 R)
• M40: 24,318,630 km (0.055 R)
• M41: 24,488,124 km (0.115 R)
• M42: 27,310,438 km (0.11 R)
• M43: 28,254,101 km (0.077 R)
• M44: 29,448,790 km (0.044 R)
• M45: 29,569,066 km (0.101 R)
• M46: 30,781,707 km (0.077 R)
• M47: 31,825,301 km (0.116 R)
• M48: 35,343,843 km (0.104 R)
• M49: 35,728,011 km (0.086 R)
• M50: 36,436,057 km (0.106 R)
• M51: 36,889,040 km (0.11 R)
• M52: 37,148,742 km (0.069 R)
• M53: 37,735,315 km (0.106 R)
• M54: 38,062,485 km (0.099 R)
• M55: 40,245,268 km (0.116 R)
• M56: 41,250,865 km (0.102 R)
• M57: 41,655,377 km (0.107 R)
• M58: 41,790,614 km (0.087 R)
• M59: 45,146,842 km (0.033 R)
• M60: 45,981,898 km (0.118 R)
• M61: 46,051,760 km (0.049 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 551 - 19,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit