🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.6 AU - 0.94 AU

Year: 255 Days

Day: 45.3 Hours

Environment

Temp: 122 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.26 AU - 1.74 AU

Year: 692 Days

Day: 16 Hours

Environment

Temp: -50 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,867,172 km

• M1: 238,609 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.76 AU - 1.94 AU

Year: 948 Days

Day: 28.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 56.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.38 AU - 3.22 AU

Year: 1765 Days

Day: 34.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,867,172 km

• M1: 567,724 km (0.116 R)

Asteroid Belt

Center: 6.99 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.4

Radius: 11.5

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.48 AU - 13.86 AU

Year: 14064 Days

Day: 9.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 42,867,172 km

• M1: 163,062 km (0.07 R)
• M2: 728,093 km (0.099 R)
• M3: 855,550 km (0.074 R)
• M4: 1,189,752 km (0.08 R)
• M5: 1,381,985 km (0.087 R)
• M6: 1,584,989 km (0.103 R)
• M7: 2,395,062 km (0.077 R)
• M8: 2,920,450 km (0.101 R)
• M9: 3,236,550 km (0.1 R)
• M10: 4,762,149 km (0.118 R)
• M11: 5,452,693 km (0.113 R)
• M12: 5,581,796 km (0.085 R)
• M13: 5,679,184 km (0.033 R)
• M14: 5,908,667 km (0.108 R)
• M15: 6,241,822 km (0.045 R)
• M16: 6,787,854 km (0.118 R)
• M17: 7,101,710 km (0.082 R)
• M18: 7,491,861 km (0.117 R)
• M19: 7,998,549 km (0.079 R)
• M20: 9,045,136 km (0.066 R)
• M21: 10,614,119 km (0.105 R)
• M22: 10,775,535 km (0.103 R)
• M23: 11,182,890 km (0.112 R)
• M24: 11,595,331 km (0.089 R)
• M25: 11,678,507 km (0.096 R)
• M26: 11,887,047 km (0.11 R)
• M27: 12,435,173 km (0.071 R)
• M28: 12,862,425 km (0.043 R)
• M29: 13,034,762 km (0.103 R)
• M30: 13,599,942 km (0.104 R)
• M31: 13,819,403 km (0.082 R)
• M32: 13,951,797 km (0.095 R)
• M33: 14,084,490 km (0.084 R)
• M34: 15,115,818 km (0.113 R)
• M35: 15,847,650 km (0.076 R)
• M36: 15,939,952 km (0.033 R)
• M37: 16,125,005 km (0.066 R)
• M38: 16,310,805 km (0.081 R)
• M39: 17,155,884 km (0.115 R)
• M40: 17,298,151 km (0.054 R)
• M41: 17,631,605 km (0.088 R)
• M42: 18,547,294 km (0.07 R)
• M43: 18,937,445 km (0.045 R)
• M44: 19,281,071 km (0.12 R)
• M45: 20,124,205 km (0.074 R)
• M46: 20,274,251 km (0.099 R)
• M47: 20,878,178 km (0.059 R)
• M48: 21,131,597 km (0.05 R)
• M49: 21,436,926 km (0.043 R)
• M50: 22,258,518 km (0.045 R)
• M51: 23,826,602 km (0.115 R)
• M52: 24,038,433 km (0.094 R)
• M53: 24,731,071 km (0.111 R)
• M54: 25,106,711 km (0.027 R)
• M55: 25,322,282 km (0.059 R)
• M56: 26,026,888 km (0.111 R)
• M57: 26,463,714 km (0.028 R)
• M58: 27,233,993 km (0.085 R)
• M59: 29,645,810 km (0.094 R)
• M60: 30,044,937 km (0.098 R)
• M61: 30,273,822 km (0.102 R)
• M62: 31,194,896 km (0.03 R)
• M63: 31,368,729 km (0.118 R)
• M64: 31,775,336 km (0.068 R)
• M65: 32,652,578 km (0.09 R)
• M66: 33,123,811 km (0.042 R)
• M67: 33,537,898 km (0.086 R)
• M68: 34,132,400 km (0.077 R)
• M69: 34,790,481 km (0.108 R)
• M70: 34,910,608 km (0.119 R)
• M71: 36,423,342 km (0.045 R)
• M72: 36,850,892 km (0.06 R)
• M73: 37,157,119 km (0.092 R)
• M74: 37,525,878 km (0.095 R)
• M75: 37,772,415 km (0.031 R)
• M76: 38,639,335 km (0.103 R)
• M77: 39,450,155 km (0.109 R)
• M78: 40,708,573 km (0.099 R)
• M79: 41,470,026 km (0.118 R)
• M80: 41,852,398 km (0.097 R)
• M81: 42,044,033 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.9

Radius: 13.5

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 9 AU - 13.58 AU

Year: 14291 Days

Day: 5.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 42,867,172 km

• M1: 192,832 km (0.037 R)
• M2: 307,274 km (0.096 R)
• M3: 548,575 km (0.08 R)
• M4: 764,296 km (0.081 R)
• M5: 958,623 km (0.1 R)
• M6: 1,152,203 km (0.055 R)
• M7: 1,282,503 km (0.103 R)
• M8: 1,418,188 km (0.091 R)
• M9: 1,641,537 km (0.105 R)
• M10: 1,920,687 km (0.11 R)
• M11: 2,100,354 km (0.106 R)
• M12: 2,380,701 km (0.086 R)
• M13: 3,428,783 km (0.094 R)
• M14: 3,816,391 km (0.071 R)
• M15: 4,335,795 km (0.108 R)
• M16: 4,514,116 km (0.101 R)
• M17: 4,664,462 km (0.108 R)
• M18: 4,970,240 km (0.051 R)
• M19: 5,377,744 km (0.082 R)
• M20: 5,569,529 km (0.098 R)
• M21: 6,225,067 km (0.091 R)
• M22: 6,732,951 km (0.093 R)
• M23: 7,752,760 km (0.038 R)
• M24: 8,115,684 km (0.071 R)
• M25: 8,299,241 km (0.092 R)
• M26: 8,633,144 km (0.083 R)
• M27: 8,971,384 km (0.104 R)
• M28: 9,199,521 km (0.116 R)
• M29: 9,429,453 km (0.11 R)
• M30: 11,010,553 km (0.097 R)
• M31: 11,459,795 km (0.033 R)
• M32: 11,583,363 km (0.111 R)
• M33: 11,748,818 km (0.119 R)
• M34: 12,081,973 km (0.069 R)
• M35: 12,207,785 km (0.106 R)
• M36: 13,882,383 km (0.116 R)
• M37: 14,456,540 km (0.085 R)
• M38: 15,902,852 km (0.074 R)
• M39: 16,271,611 km (0.037 R)
• M40: 16,457,112 km (0.117 R)
• M41: 16,876,884 km (0.082 R)
• M42: 17,158,726 km (0.09 R)
• M43: 17,727,198 km (0.116 R)
• M44: 18,157,591 km (0.039 R)
• M45: 18,736,834 km (0.098 R)
• M46: 19,077,618 km (0.058 R)
• M47: 19,371,279 km (0.069 R)
• M48: 19,715,803 km (0.099 R)
• M49: 19,864,054 km (0.061 R)
• M50: 20,862,021 km (0.03 R)
• M51: 21,063,679 km (0.055 R)
• M52: 21,164,658 km (0.057 R)
• M53: 21,570,367 km (0.088 R)
• M54: 22,596,010 km (0.057 R)
• M55: 24,111,138 km (0.043 R)
• M56: 24,269,861 km (0.103 R)
• M57: 24,481,841 km (0.09 R)
• M58: 24,588,056 km (0.105 R)
• M59: 25,336,195 km (0.096 R)
• M60: 27,238,930 km (0.091 R)
• M61: 27,901,948 km (0.117 R)
• M62: 28,402,652 km (0.081 R)
• M63: 28,682,101 km (0.105 R)
• M64: 29,300,089 km (0.093 R)
• M65: 29,922,566 km (0.1 R)
• M66: 30,206,952 km (0.079 R)
• M67: 30,320,945 km (0.115 R)
• M68: 31,526,554 km (0.109 R)
• M69: 32,747,871 km (0.066 R)
• M70: 33,511,569 km (0.025 R)
• M71: 34,043,838 km (0.066 R)
• M72: 34,340,790 km (0.081 R)
• M73: 34,519,260 km (0.075 R)
• M74: 35,176,593 km (0.113 R)
• M75: 35,356,709 km (0.065 R)
• M76: 36,564,412 km (0.033 R)
• M77: 36,990,317 km (0.119 R)
• M78: 39,144,527 km (0.109 R)
• M79: 39,767,602 km (0.102 R)
• M80: 40,771,104 km (0.099 R)
• M81: 41,655,976 km (0.083 R)
• M82: 42,803,092 km (0.08 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 16,793 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit