🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.48 AU - 0.74 AU

Year: 179 Days

Day: 44.6 Hours

Environment

Temp: 212 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.84 AU - 2.26 AU

Year: 1106 Days

Day: 43.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.92 AU - 2.56 AU

Year: 1263 Days

Day: 27 Hours

Environment

Temp: -88 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,836,429 km

• M1: 885,470 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.74 AU - 3.3 AU

Year: 1977 Days

Day: 19.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,836,429 km

• M1: 777,161 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.23 AU - 4.11 AU

Year: 2649 Days

Day: 33.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,836,429 km

• M1: 2,113,220 km (0.066 R)

Asteroid Belt

Center: 4.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.7

Radius: 9.2

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.53 AU - 5.39 AU

Year: 4161 Days

Day: 14.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 33,836,429 km

• M1: 169,046 km (0.07 R)
• M2: 369,208 km (0.117 R)
• M3: 429,047 km (0.12 R)
• M4: 517,908 km (0.11 R)
• M5: 687,851 km (0.084 R)
• M6: 929,003 km (0.086 R)
• M7: 1,173,595 km (0.038 R)
• M8: 1,426,266 km (0.117 R)
• M9: 1,514,379 km (0.109 R)
• M10: 1,630,467 km (0.075 R)
• M11: 1,722,769 km (0.085 R)
• M12: 1,789,939 km (0.084 R)
• M13: 2,081,505 km (0.079 R)
• M14: 2,358,560 km (0.106 R)
• M15: 2,448,468 km (0.114 R)
• M16: 2,647,434 km (0.111 R)
• M17: 2,740,932 km (0.05 R)
• M18: 2,819,920 km (0.084 R)
• M19: 3,061,072 km (0.104 R)
• M20: 3,292,350 km (0.116 R)
• M21: 3,650,038 km (0.101 R)
• M22: 4,588,466 km (0.094 R)
• M23: 4,796,257 km (0.118 R)
• M24: 5,084,682 km (0.118 R)
• M25: 5,458,078 km (0.088 R)
• M26: 5,698,482 km (0.1 R)
• M27: 6,148,323 km (0.053 R)
• M28: 6,588,440 km (0.083 R)
• M29: 6,652,169 km (0.04 R)
• M30: 6,887,636 km (0.112 R)
• M31: 6,995,496 km (0.063 R)
• M32: 7,060,571 km (0.074 R)
• M33: 7,587,903 km (0.07 R)
• M34: 7,856,431 km (0.084 R)
• M35: 7,946,639 km (0.107 R)
• M36: 8,105,362 km (0.094 R)
• M37: 8,657,378 km (0.084 R)
• M38: 9,245,298 km (0.098 R)
• M39: 9,364,528 km (0.093 R)
• M40: 9,484,206 km (0.046 R)
• M41: 9,725,058 km (0.076 R)
• M42: 10,090,077 km (0.118 R)
• M43: 10,360,700 km (0.11 R)
• M44: 10,509,250 km (0.069 R)
• M45: 10,733,647 km (0.09 R)
• M46: 10,808,745 km (0.082 R)
• M47: 10,934,258 km (0.108 R)
• M48: 11,441,395 km (0.081 R)
• M49: 12,347,210 km (0.084 R)
• M50: 12,452,228 km (0.051 R)
• M51: 12,531,215 km (0.097 R)
• M52: 12,822,183 km (0.064 R)
• M53: 13,437,629 km (0.093 R)
• M54: 13,518,561 km (0.094 R)
• M55: 13,626,870 km (0.079 R)
• M56: 13,708,251 km (0.099 R)
• M57: 13,817,009 km (0.107 R)
• M58: 14,090,025 km (0.11 R)
• M59: 14,172,453 km (0.108 R)
• M60: 14,309,934 km (0.11 R)
• M61: 14,892,318 km (0.084 R)
• M62: 14,976,093 km (0.105 R)
• M63: 15,341,262 km (0.112 R)
• M64: 15,737,696 km (0.116 R)
• M65: 15,994,406 km (0.1 R)
• M66: 16,194,867 km (0.108 R)
• M67: 16,338,780 km (0.081 R)
• M68: 16,656,526 km (0.079 R)
• M69: 16,772,614 km (0.119 R)
• M70: 16,830,808 km (0.054 R)
• M71: 16,918,173 km (0.116 R)
• M72: 16,976,366 km (0.078 R)
• M73: 17,888,764 km (0.103 R)
• M74: 18,067,234 km (0.114 R)
• M75: 18,817,168 km (0.111 R)
• M76: 19,059,218 km (0.088 R)
• M77: 19,150,323 km (0.115 R)
• M78: 19,241,428 km (0.12 R)
• M79: 19,822,466 km (0.119 R)
• M80: 20,440,305 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.1

Radius: 13.2

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.26 AU - 6.1 AU

Year: 4441 Days

Day: 10.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 33,836,429 km

• M1: 211,083 km (0.105 R)
• M2: 302,936 km (0.078 R)
• M3: 487,689 km (0.112 R)
• M4: 583,880 km (0.078 R)
• M5: 668,702 km (0.104 R)
• M6: 842,236 km (0.055 R)
• M7: 929,751 km (0.089 R)
• M8: 1,102,985 km (0.118 R)
• M9: 1,403,378 km (0.087 R)
• M10: 1,888,823 km (0.116 R)
• M11: 2,392,968 km (0.107 R)
• M12: 2,521,472 km (0.089 R)
• M13: 2,752,152 km (0.091 R)
• M14: 3,007,216 km (0.082 R)
• M15: 3,413,375 km (0.093 R)
• M16: 3,650,936 km (0.118 R)
• M17: 3,818,486 km (0.112 R)
• M18: 3,969,729 km (0.066 R)
• M19: 4,376,187 km (0.114 R)
• M20: 4,674,933 km (0.083 R)
• M21: 5,292,324 km (0.062 R)
• M22: 6,023,259 km (0.041 R)
• M23: 6,199,934 km (0.104 R)
• M24: 6,400,694 km (0.107 R)
• M25: 6,513,192 km (0.116 R)
• M26: 6,603,699 km (0.04 R)
• M27: 7,248,914 km (0.084 R)
• M28: 7,555,291 km (0.102 R)
• M29: 7,674,371 km (0.093 R)
• M30: 7,914,326 km (0.084 R)
• M31: 8,010,966 km (0.111 R)
• M32: 8,303,430 km (0.07 R)
• M33: 8,898,829 km (0.079 R)
• M34: 8,999,359 km (0.067 R)
• M35: 9,277,910 km (0.067 R)
• M36: 9,791,779 km (0.063 R)
• M37: 10,157,097 km (0.091 R)
• M38: 10,315,072 km (0.086 R)
• M39: 10,686,673 km (0.047 R)
• M40: 11,443,340 km (0.113 R)
• M41: 11,828,105 km (0.077 R)
• M42: 12,525,830 km (0.105 R)
• M43: 13,179,572 km (0.107 R)
• M44: 13,265,741 km (0.095 R)
• M45: 14,078,356 km (0.036 R)
• M46: 14,225,262 km (0.117 R)
• M47: 14,461,177 km (0.119 R)
• M48: 14,907,129 km (0.117 R)
• M49: 15,056,876 km (0.099 R)
• M50: 15,267,211 km (0.077 R)
• M51: 15,418,155 km (0.117 R)
• M52: 15,721,390 km (0.11 R)
• M53: 16,395,478 km (0.104 R)
• M54: 16,891,694 km (0.053 R)
• M55: 17,298,600 km (0.066 R)
• M56: 17,898,936 km (0.074 R)
• M57: 18,121,987 km (0.043 R)
• M58: 18,667,271 km (0.066 R)
• M59: 19,446,227 km (0.091 R)
• M60: 20,434,920 km (0.105 R)
• M61: 20,568,062 km (0.086 R)
• M62: 21,204,002 km (0.055 R)
• M63: 21,305,130 km (0.113 R)
• M64: 21,609,113 km (0.06 R)
• M65: 22,289,784 km (0.067 R)
• M66: 23,150,719 km (0.055 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.2

Radius: 13.5

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.7 AU - 6.74 AU

Year: 5154 Days

Day: 7.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 33,836,429 km

• M1: 176,376 km (0.116 R)
• M2: 277,803 km (0.042 R)
• M3: 675,135 km (0.052 R)
• M4: 764,894 km (0.055 R)
• M5: 915,539 km (0.056 R)
• M6: 1,138,141 km (0.107 R)
• M7: 2,322,657 km (0.092 R)
• M8: 2,445,028 km (0.057 R)
• M9: 2,548,699 km (0.11 R)
• M10: 2,782,072 km (0.09 R)
• M11: 3,022,625 km (0.04 R)
• M12: 3,156,665 km (0.079 R)
• M13: 3,384,801 km (0.049 R)
• M14: 3,833,296 km (0.105 R)
• M15: 4,151,191 km (0.099 R)
• M16: 4,605,819 km (0.1 R)
• M17: 4,917,731 km (0.052 R)
• M18: 5,076,305 km (0.051 R)
• M19: 5,923,028 km (0.1 R)
• M20: 6,434,803 km (0.105 R)
• M21: 6,696,001 km (0.056 R)
• M22: 6,872,227 km (0.099 R)
• M23: 7,020,179 km (0.114 R)
• M24: 7,349,594 km (0.104 R)
• M25: 7,500,987 km (0.103 R)
• M26: 7,622,909 km (0.091 R)
• M27: 8,117,031 km (0.091 R)
• M28: 8,368,056 km (0.103 R)
• M29: 8,685,503 km (0.116 R)
• M30: 9,006,839 km (0.042 R)
• M31: 9,529,235 km (0.041 R)
• M32: 9,628,269 km (0.072 R)
• M33: 10,365,337 km (0.068 R)
• M34: 10,603,647 km (0.046 R)
• M35: 10,981,830 km (0.068 R)
• M36: 11,610,291 km (0.033 R)
• M37: 12,430,386 km (0.061 R)
• M38: 12,829,214 km (0.102 R)
• M39: 13,380,034 km (0.067 R)
• M40: 14,315,020 km (0.08 R)
• M41: 15,039,822 km (0.041 R)
• M42: 15,232,504 km (0.045 R)
• M43: 16,445,743 km (0.081 R)
• M44: 16,644,259 km (0.103 R)
• M45: 17,730,340 km (0.084 R)
• M46: 18,138,443 km (0.078 R)
• M47: 18,261,562 km (0.101 R)
• M48: 19,255,939 km (0.099 R)
• M49: 19,381,451 km (0.084 R)
• M50: 20,182,847 km (0.098 R)
• M51: 21,038,098 km (0.118 R)
• M52: 21,210,584 km (0.119 R)
• M53: 21,340,136 km (0.09 R)
• M54: 21,643,820 km (0.034 R)
• M55: 21,905,167 km (0.042 R)
• M56: 22,387,022 km (0.061 R)
• M57: 24,485,282 km (0.113 R)
• M58: 24,939,910 km (0.097 R)
• M59: 25,031,165 km (0.047 R)
• M60: 25,122,419 km (0.11 R)
• M61: 25,351,304 km (0.095 R)
• M62: 25,626,863 km (0.113 R)
• M63: 26,180,974 km (0.115 R)
• M64: 26,552,575 km (0.072 R)
• M65: 26,645,774 km (0.072 R)
• M66: 27,536,480 km (0.107 R)
• M67: 28,484,482 km (0.119 R)
• M68: 29,202,552 km (0.105 R)
• M69: 29,395,084 km (0.117 R)
• M70: 29,781,346 km (0.115 R)
• M71: 29,878,136 km (0.104 R)
• M72: 30,023,545 km (0.095 R)
• M73: 31,688,270 km (0.064 R)
• M74: 33,131,889 km (0.08 R)
• M75: 33,685,102 km (0.11 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 11,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit