🌌 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: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.45 AU - 0.69 AU

Year: 153 Days

Day: 46.2 Hours

Environment

Temp: 187 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.89 AU - 0.91 AU

Year: 303 Days

Day: 35.9 Hours

Environment

Temp: 99 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.75 AU - 1.15 AU

Year: 328 Days

Day: 41.8 Hours

Environment

Temp: 122 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.38 AU - 1.44 AU

Year: 594 Days

Day: 27.8 Hours

Environment

Temp: -1 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.79 AU - 2.05 AU

Year: 944 Days

Day: 26 Hours

Environment

Temp: -57 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 13.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 490.4

Radius: 4.1

Gravity: 29.17 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 13.38 AU - 13.68 AU

Year: 17656 Days

Day: 17.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 64,623,701 km

• M1: 113,545 km (0.083 R)
• M2: 392,545 km (0.089 R)
• M3: 570,566 km (0.096 R)
• M4: 880,383 km (0.057 R)
• M5: 948,002 km (0.071 R)
• M6: 1,088,175 km (0.068 R)
• M7: 1,440,777 km (0.095 R)
• M8: 1,467,256 km (0.098 R)
• M9: 1,574,667 km (0.074 R)
• M10: 1,657,096 km (0.064 R)
• M11: 2,180,539 km (0.091 R)
• M12: 2,210,907 km (0.045 R)
• M13: 2,459,987 km (0.065 R)
• M14: 2,718,044 km (0.116 R)
• M15: 2,917,158 km (0.065 R)
• M16: 3,294,444 km (0.085 R)
• M17: 4,751,228 km (0.119 R)
• M18: 5,031,126 km (0.032 R)
• M19: 5,275,419 km (0.049 R)
• M20: 5,440,426 km (0.09 R)
• M21: 5,565,190 km (0.076 R)
• M22: 5,775,375 km (0.083 R)
• M23: 6,421,489 km (0.097 R)
• M24: 6,465,321 km (0.025 R)
• M25: 7,135,519 km (0.093 R)
• M26: 8,444,501 km (0.092 R)
• M27: 10,232,494 km (0.056 R)
• M28: 10,801,415 km (0.097 R)
• M29: 11,063,361 km (0.059 R)
• M30: 11,540,279 km (0.097 R)
• M31: 11,700,648 km (0.072 R)
• M32: 12,899,675 km (0.1 R)
• M33: 12,955,026 km (0.082 R)
• M34: 13,682,820 km (0.116 R)
• M35: 13,739,218 km (0.069 R)
• M36: 14,423,628 km (0.077 R)
• M37: 14,654,159 km (0.057 R)
• M38: 15,002,273 km (0.103 R)
• M39: 15,294,587 km (0.086 R)
• M40: 16,482,095 km (0.11 R)
• M41: 18,069,478 km (0.093 R)
• M42: 20,734,863 km (0.073 R)
• M43: 20,864,714 km (0.111 R)
• M44: 21,256,212 km (0.092 R)
• M45: 21,914,143 km (0.025 R)
• M46: 22,245,503 km (0.034 R)
• M47: 23,182,284 km (0.103 R)
• M48: 24,337,030 km (0.095 R)
• M49: 25,371,350 km (0.087 R)
• M50: 26,420,031 km (0.108 R)
• M51: 26,843,393 km (0.12 R)
• M52: 28,055,136 km (0.085 R)
• M53: 28,703,942 km (0.105 R)
• M54: 28,848,753 km (0.081 R)
• M55: 28,921,308 km (0.053 R)
• M56: 29,576,546 km (0.084 R)
• M57: 29,869,309 km (0.042 R)
• M58: 30,901,684 km (0.106 R)
• M59: 32,925,594 km (0.12 R)
• M60: 33,228,978 km (0.084 R)
• M61: 35,146,524 km (0.102 R)
• M62: 35,379,148 km (0.049 R)
• M63: 36,079,715 km (0.039 R)
• M64: 36,942,147 km (0.028 R)
• M65: 37,970,184 km (0.108 R)
• M66: 38,288,378 km (0.099 R)
• M67: 40,054,231 km (0.111 R)
• M68: 41,110,093 km (0.097 R)
• M69: 43,166,316 km (0.12 R)
• M70: 47,720,225 km (0.104 R)
• M71: 48,149,571 km (0.098 R)
• M72: 49,792,604 km (0.095 R)
• M73: 50,228,083 km (0.115 R)
• M74: 51,102,782 km (0.103 R)
• M75: 54,382,416 km (0.114 R)
• M76: 59,197,373 km (0.101 R)
• M77: 60,677,644 km (0.112 R)
• M78: 62,450,978 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.4

Radius: 4.6

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 17.29 AU - 21.25 AU

Year: 30010 Days

Day: 23.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 64,623,701 km

• M1: 67,768 km (0.104 R)
• M2: 152,889 km (0.106 R)
• M3: 297,251 km (0.108 R)
• M4: 426,803 km (0.11 R)
• M5: 694,284 km (0.11 R)
• M6: 1,053,917 km (0.106 R)
• M7: 1,330,673 km (0.117 R)
• M8: 1,714,092 km (0.071 R)
• M9: 2,222,725 km (0.1 R)
• M10: 2,348,836 km (0.116 R)
• M11: 3,118,517 km (0.085 R)
• M12: 4,035,403 km (0.084 R)
• M13: 4,189,488 km (0.084 R)
• M14: 5,404,522 km (0.109 R)
• M15: 6,493,894 km (0.112 R)
• M16: 7,179,202 km (0.039 R)
• M17: 7,983,141 km (0.083 R)
• M18: 8,273,660 km (0.088 R)
• M19: 8,567,769 km (0.117 R)
• M20: 8,815,354 km (0.088 R)
• M21: 9,829,178 km (0.098 R)
• M22: 9,932,700 km (0.099 R)
• M23: 10,349,929 km (0.118 R)
• M24: 10,719,585 km (0.066 R)
• M25: 11,363,604 km (0.071 R)
• M26: 11,744,929 km (0.098 R)
• M27: 12,297,095 km (0.068 R)
• M28: 12,744,841 km (0.056 R)
• M29: 13,254,970 km (0.044 R)
• M30: 14,884,240 km (0.096 R)
• M31: 15,122,101 km (0.076 R)
• M32: 16,698,563 km (0.117 R)
• M33: 16,760,347 km (0.061 R)
• M34: 17,443,710 km (0.093 R)
• M35: 17,694,436 km (0.09 R)
• M36: 18,453,795 km (0.093 R)
• M37: 18,645,430 km (0.108 R)
• M38: 19,159,298 km (0.109 R)
• M39: 19,223,925 km (0.082 R)
• M40: 19,482,879 km (0.108 R)
• M41: 19,547,804 km (0.072 R)
• M42: 20,662,607 km (0.083 R)
• M43: 20,861,573 km (0.063 R)
• M44: 23,090,731 km (0.077 R)
• M45: 24,128,641 km (0.04 R)
• M46: 25,111,050 km (0.069 R)
• M47: 25,963,458 km (0.102 R)
• M48: 26,681,079 km (0.098 R)
• M49: 27,187,319 km (0.118 R)
• M50: 28,503,481 km (0.038 R)
• M51: 32,036,534 km (0.051 R)
• M52: 32,113,128 km (0.109 R)
• M53: 32,266,615 km (0.093 R)
• M54: 32,420,402 km (0.083 R)
• M55: 32,883,108 km (0.095 R)
• M56: 34,049,373 km (0.071 R)
• M57: 34,127,613 km (0.043 R)
• M58: 34,755,625 km (0.075 R)
• M59: 36,182,489 km (0.109 R)
• M60: 36,742,583 km (0.051 R)
• M61: 37,790,367 km (0.097 R)
• M62: 38,439,921 km (0.082 R)
• M63: 40,080,112 km (0.04 R)
• M64: 40,245,418 km (0.079 R)
• M65: 40,576,627 km (0.11 R)
• M66: 42,498,661 km (0.085 R)
• M67: 43,174,095 km (0.099 R)
• M68: 43,938,241 km (0.103 R)
• M69: 44,279,175 km (0.092 R)
• M70: 44,964,034 km (0.033 R)
• M71: 45,049,753 km (0.076 R)
• M72: 45,221,641 km (0.11 R)
• M73: 45,479,847 km (0.098 R)
• M74: 46,343,924 km (0.118 R)
• M75: 47,737,578 km (0.104 R)
• M76: 48,263,863 km (0.073 R)
• M77: 48,351,677 km (0.087 R)
• M78: 52,090,876 km (0.072 R)
• M79: 52,542,063 km (0.06 R)
• M80: 54,451,680 km (0.088 R)
• M81: 54,726,342 km (0.051 R)
• M82: 54,817,896 km (0.107 R)
• M83: 56,014,080 km (0.102 R)
• M84: 56,847,191 km (0.048 R)
• M85: 56,939,942 km (0.067 R)
• M86: 57,684,341 km (0.063 R)
• M87: 58,525,529 km (0.105 R)
• M88: 58,619,327 km (0.084 R)
• M89: 58,806,923 km (0.106 R)
• M90: 60,598,956 km (0.109 R)
• M91: 62,313,347 km (0.103 R)
• M92: 63,946,956 km (0.113 R)

Kuiper Belt

Range: 30.9 - 57.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 19,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit