🌌 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: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.5 AU - 0.66 AU

Year: 158 Days

Day: 25.4 Hours

Environment

Temp: 226 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.83 AU - 0.87 AU

Year: 281 Days

Day: 23.3 Hours

Environment

Temp: 132 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,681,174 km

• M1: 66,421 km (0.108 R)
• M2: 153,936 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.92 AU - 1.16 AU

Year: 380 Days

Day: 44.1 Hours

Environment

Temp: 38 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.87 AU - 1.23 AU

Year: 385 Days

Day: 40.2 Hours

Environment

Temp: 34 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.15 AU - 3.41 AU

Year: 1660 Days

Day: 36.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,681,174 km

• M1: 169,195 km (0.118 R)
• M2: 343,178 km (0.101 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.82 AU - 5 AU

Year: 3317 Days

Day: 30.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,681,174 km

• M1: 2,180,539 km (0.083 R)
• M2: 2,956,503 km (0.095 R)

Asteroid Belt

Center: 9.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615

Radius: 7.4

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 11.82 AU - 15.52 AU

Year: 18102 Days

Day: 23.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 75,681,174 km

• M1: 116,238 km (0.089 R)
• M2: 315,801 km (0.043 R)
• M3: 379,530 km (0.036 R)
• M4: 484,697 km (0.115 R)
• M5: 620,233 km (0.101 R)
• M6: 1,000,959 km (0.073 R)
• M7: 1,444,816 km (0.113 R)
• M8: 1,615,059 km (0.119 R)
• M9: 1,673,252 km (0.059 R)
• M10: 1,821,952 km (0.059 R)
• M11: 2,326,396 km (0.107 R)
• M12: 3,608,301 km (0.096 R)
• M13: 3,840,028 km (0.077 R)
• M14: 4,440,663 km (0.12 R)
• M15: 4,984,751 km (0.11 R)
• M16: 5,070,470 km (0.052 R)
• M17: 5,683,223 km (0.102 R)
• M18: 6,834,678 km (0.113 R)
• M19: 7,412,425 km (0.084 R)
• M20: 7,608,548 km (0.119 R)
• M21: 7,756,799 km (0.109 R)
• M22: 8,055,995 km (0.1 R)
• M23: 8,460,956 km (0.073 R)
• M24: 10,254,485 km (0.112 R)
• M25: 11,418,955 km (0.097 R)
• M26: 11,759,290 km (0.109 R)
• M27: 11,988,175 km (0.069 R)
• M28: 12,045,471 km (0.048 R)
• M29: 12,508,177 km (0.111 R)
• M30: 13,153,842 km (0.103 R)
• M31: 13,213,082 km (0.062 R)
• M32: 13,391,403 km (0.12 R)
• M33: 15,217,245 km (0.113 R)
• M34: 15,906,143 km (0.076 R)
• M35: 16,286,122 km (0.051 R)
• M36: 16,990,728 km (0.07 R)
• M37: 18,628,525 km (0.098 R)
• M38: 20,521,836 km (0.109 R)
• M39: 21,212,828 km (0.117 R)
• M40: 22,052,073 km (0.099 R)
• M41: 22,122,384 km (0.113 R)
• M42: 23,044,804 km (0.088 R)
• M43: 23,690,618 km (0.114 R)
• M44: 25,147,103 km (0.072 R)
• M45: 25,368,059 km (0.073 R)
• M46: 26,857,605 km (0.069 R)
• M47: 27,234,292 km (0.114 R)
• M48: 28,758,994 km (0.092 R)
• M49: 29,609,308 km (0.077 R)
• M50: 30,546,240 km (0.107 R)
• M51: 31,255,483 km (0.058 R)
• M52: 31,334,620 km (0.12 R)
• M53: 31,810,790 km (0.081 R)
• M54: 31,890,376 km (0.109 R)
• M55: 32,931,129 km (0.118 R)
• M56: 33,011,613 km (0.109 R)
• M57: 33,334,295 km (0.066 R)
• M58: 34,472,137 km (0.071 R)
• M59: 34,799,606 km (0.083 R)
• M60: 35,045,844 km (0.096 R)
• M61: 35,128,123 km (0.119 R)
• M62: 35,210,402 km (0.109 R)
• M63: 35,457,538 km (0.043 R)
• M64: 38,638,437 km (0.103 R)
• M65: 39,063,744 km (0.043 R)
• M66: 40,348,939 km (0.048 R)
• M67: 43,843,246 km (0.104 R)
• M68: 45,089,097 km (0.109 R)
• M69: 45,896,028 km (0.025 R)
• M70: 46,166,052 km (0.06 R)
• M71: 48,620,206 km (0.107 R)
• M72: 48,711,909 km (0.037 R)
• M73: 49,079,321 km (0.113 R)
• M74: 50,094,493 km (0.103 R)
• M75: 50,279,695 km (0.08 R)
• M76: 50,558,096 km (0.055 R)
• M77: 50,930,146 km (0.081 R)
• M78: 53,370,088 km (0.06 R)
• M79: 56,810,839 km (0.068 R)
• M80: 57,779,335 km (0.118 R)
• M81: 58,557,992 km (0.071 R)
• M82: 58,850,905 km (0.07 R)
• M83: 59,634,349 km (0.079 R)
• M84: 60,322,649 km (0.107 R)
• M85: 63,202,258 km (0.092 R)
• M86: 63,502,800 km (0.047 R)
• M87: 63,603,031 km (0.053 R)
• M88: 64,306,290 km (0.109 R)
• M89: 65,416,606 km (0.116 R)
• M90: 65,821,866 km (0.041 R)
• M91: 66,533,204 km (0.078 R)
• M92: 66,635,080 km (0.078 R)
• M93: 67,963,509 km (0.073 R)
• M94: 68,476,780 km (0.045 R)
• M95: 68,579,553 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.1

Radius: 5.4

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 16.52 AU - 22.36 AU

Year: 30699 Days

Day: 15.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 75,681,174 km

• M1: 86,318 km (0.103 R)
• M2: 121,324 km (0.06 R)
• M3: 718,070 km (0.113 R)
• M4: 1,096,104 km (0.06 R)
• M5: 1,527,993 km (0.046 R)
• M6: 1,842,597 km (0.111 R)
• M7: 2,211,655 km (0.106 R)
• M8: 2,316,224 km (0.054 R)
• M9: 2,386,834 km (0.108 R)
• M10: 2,530,298 km (0.107 R)
• M11: 2,939,449 km (0.025 R)
• M12: 3,570,602 km (0.079 R)
• M13: 3,693,422 km (0.101 R)
• M14: 4,285,381 km (0.066 R)
• M15: 5,889,818 km (0.102 R)
• M16: 7,085,404 km (0.079 R)
• M17: 8,029,815 km (0.101 R)
• M18: 8,462,153 km (0.077 R)
• M19: 9,349,269 km (0.116 R)
• M20: 13,754,776 km (0.084 R)
• M21: 14,206,263 km (0.098 R)
• M22: 14,401,338 km (0.119 R)
• M23: 15,723,933 km (0.053 R)
• M24: 16,331,749 km (0.101 R)
• M25: 19,339,863 km (0.052 R)
• M26: 21,611,507 km (0.054 R)
• M27: 23,504,069 km (0.116 R)
• M28: 24,198,353 km (0.088 R)
• M29: 24,508,918 km (0.047 R)
• M30: 26,241,262 km (0.091 R)
• M31: 27,202,727 km (0.063 R)
• M32: 28,175,712 km (0.074 R)
• M33: 31,500,076 km (0.049 R)
• M34: 31,924,335 km (0.025 R)
• M35: 32,350,390 km (0.11 R)
• M36: 33,553,456 km (0.061 R)
• M37: 35,121,541 km (0.031 R)
• M38: 35,297,318 km (0.068 R)
• M39: 35,385,282 km (0.057 R)
• M40: 35,561,359 km (0.035 R)
• M41: 36,357,668 km (0.1 R)
• M42: 38,148,055 km (0.099 R)
• M43: 39,418,441 km (0.1 R)
• M44: 40,518,284 km (0.067 R)
• M45: 40,979,494 km (0.105 R)
• M46: 41,442,500 km (0.119 R)
• M47: 46,455,375 km (0.107 R)
• M48: 47,034,917 km (0.042 R)
• M49: 48,200,883 km (0.073 R)
• M50: 49,474,858 km (0.068 R)
• M51: 51,057,903 km (0.109 R)
• M52: 53,564,565 km (0.097 R)
• M53: 53,665,693 km (0.116 R)
• M54: 56,008,396 km (0.091 R)
• M55: 56,625,038 km (0.086 R)
• M56: 57,347,297 km (0.116 R)
• M57: 59,741,760 km (0.093 R)
• M58: 60,687,518 km (0.102 R)
• M59: 61,850,192 km (0.078 R)
• M60: 62,168,537 km (0.108 R)
• M61: 62,700,507 km (0.12 R)
• M62: 66,356,828 km (0.112 R)
• M63: 68,759,221 km (0.048 R)
• M64: 69,971,113 km (0.045 R)
• M65: 71,969,292 km (0.092 R)
• M66: 74,211,465 km (0.089 R)
• M67: 74,888,544 km (0.114 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 18,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit