🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.49 AU - 0.55 AU

Year: 141 Days

Day: 40.4 Hours

Environment

Temp: 237 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.58 AU - 0.74 AU

Year: 201 Days

Day: 18.4 Hours

Environment

Temp: 188 °C

Axial Tilt: 44.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.84 AU - 0.92 AU

Year: 309 Days

Day: 37.7 Hours

Environment

Temp: 47 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.11 AU - 1.67 AU

Year: 614 Days

Day: 17.9 Hours

Environment

Temp: -38 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,674,821 km

• M1: 231,877 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.67 AU - 2.27 AU

Year: 1036 Days

Day: 15.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 85.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,674,821 km

• M1: 113,395 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.68 AU - 2.58 AU

Year: 1165 Days

Day: 35.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.23 AU - 2.71 AU

Year: 1455 Days

Day: 45.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,674,821 km

• M1: 468,241 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.4

Radius: 12.2

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.08 AU - 6.04 AU

Year: 4265 Days

Day: 6.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 73,674,821 km

• M1: 198,516 km (0.109 R)
• M2: 312,510 km (0.112 R)
• M3: 443,558 km (0.067 R)
• M4: 565,630 km (0.083 R)
• M5: 718,967 km (0.099 R)
• M6: 848,818 km (0.032 R)
• M7: 956,978 km (0.115 R)
• M8: 1,101,938 km (0.081 R)
• M9: 1,265,897 km (0.059 R)
• M10: 2,015,831 km (0.115 R)
• M11: 2,191,609 km (0.073 R)
• M12: 2,486,466 km (0.117 R)
• M13: 2,705,029 km (0.111 R)
• M14: 3,006,468 km (0.119 R)
• M15: 3,099,069 km (0.114 R)
• M16: 3,176,860 km (0.061 R)
• M17: 3,287,114 km (0.074 R)
• M18: 3,757,300 km (0.083 R)
• M19: 3,907,646 km (0.107 R)
• M20: 4,197,267 km (0.079 R)
• M21: 4,546,878 km (0.051 R)
• M22: 4,997,317 km (0.115 R)
• M23: 5,144,521 km (0.06 R)
• M24: 5,480,967 km (0.081 R)
• M25: 5,844,041 km (0.112 R)
• M26: 6,175,550 km (0.098 R)
• M27: 6,493,296 km (0.055 R)
• M28: 6,573,630 km (0.115 R)
• M29: 6,816,427 km (0.082 R)
• M30: 6,938,948 km (0.114 R)
• M31: 7,352,735 km (0.106 R)
• M32: 7,626,051 km (0.118 R)
• M33: 7,795,844 km (0.108 R)
• M34: 8,031,461 km (0.052 R)
• M35: 8,182,704 km (0.028 R)
• M36: 8,531,866 km (0.101 R)
• M37: 8,908,254 km (0.102 R)
• M38: 9,222,260 km (0.116 R)
• M39: 9,312,617 km (0.109 R)
• M40: 9,426,012 km (0.109 R)
• M41: 9,930,606 km (0.111 R)
• M42: 10,514,636 km (0.078 R)
• M43: 10,870,529 km (0.087 R)
• M44: 10,966,122 km (0.054 R)
• M45: 11,520,981 km (0.081 R)
• M46: 12,159,315 km (0.091 R)
• M47: 12,358,131 km (0.115 R)
• M48: 12,582,976 km (0.101 R)
• M49: 13,419,228 km (0.113 R)
• M50: 13,779,460 km (0.062 R)
• M51: 14,064,593 km (0.104 R)
• M52: 14,168,863 km (0.057 R)
• M53: 14,693,802 km (0.096 R)
• M54: 14,852,525 km (0.054 R)
• M55: 15,225,174 km (0.12 R)
• M56: 16,912,189 km (0.09 R)
• M57: 18,600,550 km (0.051 R)
• M58: 18,714,993 km (0.111 R)
• M59: 19,059,966 km (0.083 R)
• M60: 19,175,305 km (0.1 R)
• M61: 19,319,967 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.5

Radius: 6.8

Gravity: 17.68 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.24 AU - 14.64 AU

Year: 17443 Days

Day: 18.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 73,674,821 km

• M1: 206,445 km (0.095 R)
• M2: 308,471 km (0.09 R)
• M3: 429,346 km (0.076 R)
• M4: 608,265 km (0.082 R)
• M5: 740,809 km (0.107 R)
• M6: 932,144 km (0.058 R)
• M7: 3,494,157 km (0.03 R)
• M8: 3,653,928 km (0.119 R)
• M9: 4,189,937 km (0.06 R)
• M10: 4,618,834 km (0.064 R)
• M11: 5,892,810 km (0.074 R)
• M12: 6,083,248 km (0.073 R)
• M13: 6,227,460 km (0.101 R)
• M14: 6,421,339 km (0.104 R)
• M15: 6,519,176 km (0.097 R)
• M16: 7,472,114 km (0.043 R)
• M17: 9,063,537 km (0.037 R)
• M18: 9,672,400 km (0.07 R)
• M19: 10,180,434 km (0.111 R)
• M20: 10,409,020 km (0.089 R)
• M21: 10,871,277 km (0.075 R)
• M22: 11,458,449 km (0.08 R)
• M23: 11,577,080 km (0.061 R)
• M24: 11,755,999 km (0.044 R)
• M25: 11,995,804 km (0.115 R)
• M26: 12,116,231 km (0.115 R)
• M27: 13,719,322 km (0.088 R)
• M28: 14,545,401 km (0.039 R)
• M29: 14,738,382 km (0.098 R)
• M30: 15,847,800 km (0.098 R)
• M31: 16,179,159 km (0.11 R)
• M32: 16,245,730 km (0.05 R)
• M33: 16,646,952 km (0.071 R)
• M34: 16,714,121 km (0.058 R)
• M35: 17,322,985 km (0.115 R)
• M36: 18,562,104 km (0.084 R)
• M37: 19,333,430 km (0.031 R)
• M38: 19,687,529 km (0.083 R)
• M39: 19,829,647 km (0.086 R)
• M40: 21,270,573 km (0.099 R)
• M41: 21,416,581 km (0.118 R)
• M42: 22,745,010 km (0.065 R)
• M43: 22,894,159 km (0.114 R)
• M44: 23,796,533 km (0.093 R)
• M45: 24,404,499 km (0.03 R)
• M46: 25,713,331 km (0.056 R)
• M47: 26,180,675 km (0.111 R)
• M48: 26,415,543 km (0.083 R)
• M49: 26,572,322 km (0.076 R)
• M50: 26,887,076 km (0.081 R)
• M51: 27,520,174 km (0.067 R)
• M52: 27,838,668 km (0.069 R)
• M53: 31,836,820 km (0.109 R)
• M54: 32,506,421 km (0.092 R)
• M55: 32,674,569 km (0.065 R)
• M56: 32,843,016 km (0.12 R)
• M57: 34,371,756 km (0.107 R)
• M58: 34,886,523 km (0.034 R)
• M59: 35,144,878 km (0.072 R)
• M60: 35,317,365 km (0.081 R)
• M61: 38,560,347 km (0.114 R)
• M62: 38,649,358 km (0.109 R)
• M63: 40,533,244 km (0.05 R)
• M64: 41,714,319 km (0.098 R)
• M65: 43,275,971 km (0.119 R)
• M66: 47,405,620 km (0.075 R)
• M67: 49,807,414 km (0.111 R)
• M68: 50,876,740 km (0.077 R)
• M69: 54,329,010 km (0.066 R)
• M70: 54,628,505 km (0.036 R)
• M71: 54,728,436 km (0.038 R)
• M72: 59,801,749 km (0.118 R)
• M73: 60,317,263 km (0.062 R)
• M74: 61,664,541 km (0.099 R)
• M75: 61,872,782 km (0.093 R)
• M76: 63,336,447 km (0.043 R)
• M77: 63,441,315 km (0.093 R)
• M78: 64,811,333 km (0.042 R)
• M79: 66,297,737 km (0.081 R)
• M80: 68,225,156 km (0.113 R)
• M81: 68,763,858 km (0.104 R)
• M82: 69,195,747 km (0.062 R)
• M83: 70,062,368 km (0.081 R)
• M84: 70,388,192 km (0.083 R)
• M85: 70,496,949 km (0.108 R)
• M86: 71,041,486 km (0.099 R)
• M87: 71,259,749 km (0.085 R)
• M88: 72,244,552 km (0.1 R)
• M89: 72,354,207 km (0.057 R)
• M90: 72,463,862 km (0.088 R)
• M91: 72,683,621 km (0.098 R)
• M92: 73,233,693 km (0.068 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 12,518 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit