🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.64 AU - 1 AU

Year: 263 Days

Day: 44.7 Hours

Environment

Temp: 116 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.95 AU - 1.41 AU

Year: 455 Days

Day: 12.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1 AU - 1.58 AU

Year: 520 Days

Day: 16.5 Hours

Environment

Temp: 25 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.41 AU - 1.67 AU

Year: 678 Days

Day: 22 Hours

Environment

Temp: -24 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,431,891 km

• M1: 517,459 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.39 AU - 1.73 AU

Year: 691 Days

Day: 26.8 Hours

Environment

Temp: -24 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.31 AU - 2.85 AU

Year: 1470 Days

Day: 36.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 55.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.4

Radius: 13.1

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 10.11 AU - 12.71 AU

Year: 13673 Days

Day: 13.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 67,431,891 km

• M1: 193,430 km (0.09 R)
• M2: 308,471 km (0.112 R)
• M3: 422,614 km (0.1 R)
• M4: 556,803 km (0.113 R)
• M5: 708,346 km (0.036 R)
• M6: 1,405,771 km (0.107 R)
• M7: 1,877,902 km (0.112 R)
• M8: 1,966,314 km (0.064 R)
• M9: 3,101,164 km (0.034 R)
• M10: 3,790,361 km (0.089 R)
• M11: 4,328,166 km (0.082 R)
• M12: 4,446,498 km (0.111 R)
• M13: 5,179,976 km (0.117 R)
• M14: 5,518,067 km (0.087 R)
• M15: 5,603,787 km (0.09 R)
• M16: 6,530,396 km (0.065 R)
• M17: 7,599,273 km (0.116 R)
• M18: 8,178,665 km (0.102 R)
• M19: 8,672,338 km (0.119 R)
• M20: 8,772,270 km (0.11 R)
• M21: 8,922,915 km (0.078 R)
• M22: 9,792,527 km (0.118 R)
• M23: 10,158,443 km (0.098 R)
• M24: 10,422,633 km (0.054 R)
• M25: 13,072,610 km (0.119 R)
• M26: 14,235,135 km (0.077 R)
• M27: 14,471,649 km (0.095 R)
• M28: 15,370,284 km (0.109 R)
• M29: 15,491,458 km (0.086 R)
• M30: 15,795,740 km (0.082 R)
• M31: 16,782,936 km (0.102 R)
• M32: 17,346,920 km (0.088 R)
• M33: 17,536,311 km (0.038 R)
• M34: 17,726,450 km (0.063 R)
• M35: 18,429,410 km (0.115 R)
• M36: 19,271,946 km (0.077 R)
• M37: 20,126,898 km (0.071 R)
• M38: 20,326,012 km (0.102 R)
• M39: 21,331,310 km (0.105 R)
• M40: 21,670,000 km (0.104 R)
• M41: 22,215,583 km (0.047 R)
• M42: 23,250,800 km (0.099 R)
• M43: 23,529,501 km (0.055 R)
• M44: 23,739,237 km (0.08 R)
• M45: 24,443,095 km (0.095 R)
• M46: 24,868,552 km (0.115 R)
• M47: 25,583,330 km (0.07 R)
• M48: 26,015,369 km (0.097 R)
• M49: 27,473,051 km (0.12 R)
• M50: 28,732,814 km (0.09 R)
• M51: 29,407,351 km (0.074 R)
• M52: 30,011,278 km (0.083 R)
• M53: 30,467,102 km (0.097 R)
• M54: 31,539,270 km (0.037 R)
• M55: 31,925,233 km (0.119 R)
• M56: 33,563,180 km (0.113 R)
• M57: 34,670,204 km (0.109 R)
• M58: 34,988,848 km (0.12 R)
• M59: 35,628,827 km (0.077 R)
• M60: 36,191,914 km (0.107 R)
• M61: 38,062,934 km (0.109 R)
• M62: 38,721,165 km (0.107 R)
• M63: 39,965,370 km (0.073 R)
• M64: 40,048,846 km (0.11 R)
• M65: 41,560,084 km (0.084 R)
• M66: 41,813,802 km (0.059 R)
• M67: 42,407,855 km (0.056 R)
• M68: 43,690,058 km (0.109 R)
• M69: 47,083,237 km (0.112 R)
• M70: 49,302,521 km (0.119 R)
• M71: 49,660,659 km (0.091 R)
• M72: 50,109,752 km (0.05 R)
• M73: 50,469,983 km (0.087 R)
• M74: 52,923,688 km (0.083 R)
• M75: 53,658,213 km (0.044 R)
• M76: 53,842,218 km (0.115 R)
• M77: 54,580,933 km (0.064 R)
• M78: 56,068,384 km (0.106 R)
• M79: 57,475,053 km (0.098 R)
• M80: 57,757,793 km (0.053 R)
• M81: 59,558,951 km (0.096 R)
• M82: 60,322,948 km (0.114 R)
• M83: 60,514,433 km (0.081 R)
• M84: 60,706,068 km (0.103 R)
• M85: 61,282,319 km (0.06 R)
• M86: 61,474,851 km (0.082 R)
• M87: 63,508,335 km (0.051 R)
• M88: 63,898,187 km (0.114 R)
• M89: 64,484,312 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.2

Radius: 6.7

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 14.99 AU - 15.05 AU

Year: 20651 Days

Day: 20.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 67,431,891 km

• M1: 89,310 km (0.053 R)
• M2: 207,043 km (0.108 R)
• M3: 288,275 km (0.12 R)
• M4: 905,067 km (0.118 R)
• M5: 1,277,566 km (0.034 R)
• M6: 1,411,606 km (0.081 R)
• M7: 1,752,389 km (0.09 R)
• M8: 1,811,630 km (0.105 R)
• M9: 1,993,392 km (0.112 R)
• M10: 2,213,001 km (0.11 R)
• M11: 2,540,321 km (0.044 R)
• M12: 2,675,558 km (0.078 R)
• M13: 3,573,594 km (0.079 R)
• M14: 3,649,141 km (0.07 R)
• M15: 3,801,880 km (0.064 R)
• M16: 4,597,292 km (0.085 R)
• M17: 4,804,036 km (0.096 R)
• M18: 4,929,549 km (0.099 R)
• M19: 5,312,520 km (0.092 R)
• M20: 6,657,404 km (0.103 R)
• M21: 7,319,225 km (0.104 R)
• M22: 8,101,024 km (0.088 R)
• M23: 8,200,656 km (0.069 R)
• M24: 9,322,939 km (0.111 R)
• M25: 10,330,331 km (0.065 R)
• M26: 10,438,341 km (0.1 R)
• M27: 11,764,077 km (0.079 R)
• M28: 12,966,844 km (0.075 R)
• M29: 13,612,509 km (0.072 R)
• M30: 13,969,000 km (0.077 R)
• M31: 14,812,882 km (0.099 R)
• M32: 15,364,001 km (0.087 R)
• M33: 15,735,153 km (0.103 R)
• M34: 15,859,618 km (0.1 R)
• M35: 16,234,660 km (0.092 R)
• M36: 18,415,049 km (0.115 R)
• M37: 19,672,868 km (0.044 R)
• M38: 19,739,888 km (0.12 R)
• M39: 20,958,362 km (0.112 R)
• M40: 21,026,729 km (0.06 R)
• M41: 21,095,245 km (0.112 R)
• M42: 22,972,099 km (0.103 R)
• M43: 23,467,268 km (0.07 R)
• M44: 25,702,560 km (0.038 R)
• M45: 26,585,935 km (0.073 R)
• M46: 27,929,623 km (0.109 R)
• M47: 30,295,065 km (0.061 R)
• M48: 30,372,407 km (0.102 R)
• M49: 30,837,955 km (0.059 R)
• M50: 30,915,746 km (0.119 R)
• M51: 31,149,717 km (0.048 R)
• M52: 32,248,813 km (0.094 R)
• M53: 32,406,938 km (0.115 R)
• M54: 33,041,682 km (0.033 R)
• M55: 33,360,624 km (0.086 R)
• M56: 33,440,510 km (0.074 R)
• M57: 35,214,292 km (0.106 R)
• M58: 35,785,157 km (0.083 R)
• M59: 37,848,560 km (0.071 R)
• M60: 39,865,439 km (0.104 R)
• M61: 40,460,240 km (0.117 R)
• M62: 40,630,632 km (0.098 R)
• M63: 41,057,884 km (0.075 R)
• M64: 41,315,042 km (0.076 R)
• M65: 41,744,687 km (0.038 R)
• M66: 42,608,466 km (0.099 R)
• M67: 43,390,862 km (0.113 R)
• M68: 44,529,302 km (0.086 R)
• M69: 46,032,910 km (0.081 R)
• M70: 46,835,503 km (0.117 R)
• M71: 47,373,307 km (0.075 R)
• M72: 48,003,264 km (0.106 R)
• M73: 49,726,931 km (0.091 R)
• M74: 50,275,506 km (0.089 R)
• M75: 51,378,641 km (0.074 R)
• M76: 54,358,929 km (0.088 R)
• M77: 55,112,753 km (0.089 R)
• M78: 55,491,086 km (0.081 R)
• M79: 55,965,012 km (0.092 R)
• M80: 56,345,140 km (0.087 R)
• M81: 56,821,610 km (0.112 R)
• M82: 58,162,455 km (0.098 R)
• M83: 59,707,801 km (0.11 R)
• M84: 62,444,395 km (0.093 R)
• M85: 62,641,416 km (0.119 R)
• M86: 63,036,204 km (0.114 R)
• M87: 65,021,967 km (0.105 R)
• M88: 65,521,623 km (0.072 R)
• M89: 65,922,246 km (0.1 R)
• M90: 66,223,237 km (0.081 R)
• M91: 66,927,395 km (0.089 R)
• M92: 67,431,839 km (0.117 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 20,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit