🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.54 AU - 0.56 AU

Year: 145 Days

Day: 36.8 Hours

Environment

Temp: 262 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.65 AU - 0.99 AU

Year: 265 Days

Day: 46.6 Hours

Environment

Temp: 154 °C

Axial Tilt: 44.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,382,397 km

• M1: 326,871 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.91 AU - 1.41 AU

Year: 445 Days

Day: 44 Hours

Environment

Temp: 32 °C

Axial Tilt: 20.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.93 AU - 1.41 AU

Year: 451 Days

Day: 37.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.01 AU - 6.25 AU

Year: 4142 Days

Day: 33.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.66 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.8

Radius: 13.2

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 10.09 AU - 14.29 AU

Year: 15171 Days

Day: 13.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 90,382,397 km

• M1: 169,345 km (0.068 R)
• M2: 376,987 km (0.071 R)
• M3: 461,659 km (0.093 R)
• M4: 622,178 km (0.116 R)
• M5: 710,739 km (0.09 R)
• M6: 1,202,019 km (0.094 R)
• M7: 2,196,546 km (0.105 R)
• M8: 2,848,044 km (0.066 R)
• M9: 3,358,622 km (0.049 R)
• M10: 4,356,140 km (0.085 R)
• M11: 4,464,449 km (0.072 R)
• M12: 4,610,158 km (0.093 R)
• M13: 5,440,127 km (0.053 R)
• M14: 5,952,499 km (0.1 R)
• M15: 6,980,985 km (0.11 R)
• M16: 7,193,414 km (0.093 R)
• M17: 8,332,003 km (0.072 R)
• M18: 8,466,940 km (0.092 R)
• M19: 8,557,297 km (0.107 R)
• M20: 9,245,747 km (0.111 R)
• M21: 9,667,463 km (0.113 R)
• M22: 10,432,507 km (0.113 R)
• M23: 10,529,596 km (0.056 R)
• M24: 10,920,645 km (0.055 R)
• M25: 11,167,631 km (0.08 R)
• M26: 11,366,446 km (0.079 R)
• M27: 12,275,852 km (0.107 R)
• M28: 12,481,100 km (0.117 R)
• M29: 13,103,726 km (0.112 R)
• M30: 14,541,661 km (0.048 R)
• M31: 15,251,952 km (0.057 R)
• M32: 15,638,961 km (0.049 R)
• M33: 15,805,913 km (0.092 R)
• M34: 15,973,313 km (0.027 R)
• M35: 16,085,361 km (0.101 R)
• M36: 16,197,560 km (0.089 R)
• M37: 16,479,402 km (0.119 R)
• M38: 16,592,498 km (0.084 R)
• M39: 16,990,728 km (0.085 R)
• M40: 18,909,769 km (0.086 R)
• M41: 19,266,111 km (0.07 R)
• M42: 20,227,128 km (0.065 R)
• M43: 21,203,703 km (0.083 R)
• M44: 21,946,307 km (0.069 R)
• M45: 22,445,964 km (0.097 R)
• M46: 22,634,457 km (0.091 R)
• M47: 23,012,790 km (0.115 R)
• M48: 23,456,797 km (0.095 R)
• M49: 23,711,861 km (0.095 R)
• M50: 25,261,246 km (0.102 R)
• M51: 27,377,757 km (0.065 R)
• M52: 27,983,329 km (0.071 R)
• M53: 29,002,240 km (0.097 R)
• M54: 29,826,225 km (0.11 R)
• M55: 31,708,017 km (0.066 R)
• M56: 31,919,548 km (0.067 R)
• M57: 32,414,717 km (0.105 R)
• M58: 33,269,669 km (0.119 R)
• M59: 33,628,105 km (0.073 R)
• M60: 34,348,718 km (0.05 R)
• M61: 35,366,283 km (0.112 R)
• M62: 36,762,929 km (0.114 R)
• M63: 36,985,082 km (0.109 R)
• M64: 37,505,233 km (0.05 R)
• M65: 37,654,382 km (0.111 R)
• M66: 38,252,624 km (0.097 R)
• M67: 39,004,802 km (0.025 R)
• M68: 40,294,785 km (0.089 R)
• M69: 40,447,524 km (0.059 R)
• M70: 41,521,637 km (0.097 R)
• M71: 41,830,407 km (0.057 R)
• M72: 42,139,775 km (0.11 R)
• M73: 42,294,759 km (0.09 R)
• M74: 42,449,892 km (0.09 R)
• M75: 45,593,093 km (0.082 R)
• M76: 46,310,564 km (0.115 R)
• M77: 46,630,703 km (0.106 R)
• M78: 47,353,560 km (0.09 R)
• M79: 47,918,292 km (0.103 R)
• M80: 48,404,186 km (0.084 R)
• M81: 48,810,494 km (0.084 R)
• M82: 50,611,054 km (0.077 R)
• M83: 51,105,924 km (0.119 R)
• M84: 51,768,194 km (0.097 R)
• M85: 53,352,435 km (0.095 R)
• M86: 53,940,205 km (0.119 R)
• M87: 57,339,517 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.7

Radius: 5.5

Gravity: 19.59 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 15.69 AU - 20.85 AU

Year: 27836 Days

Day: 24.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 90,382,397 km

• M1: 71,209 km (0.04 R)
• M2: 251,175 km (0.084 R)
• M3: 343,178 km (0.07 R)
• M4: 634,594 km (0.119 R)
• M5: 959,371 km (0.102 R)
• M6: 1,078,152 km (0.114 R)
• M7: 1,362,687 km (0.113 R)
• M8: 1,496,577 km (0.116 R)
• M9: 2,466,420 km (0.079 R)
• M10: 2,629,781 km (0.085 R)
• M11: 2,796,882 km (0.12 R)
• M12: 2,881,704 km (0.05 R)
• M13: 4,748,685 km (0.119 R)
• M14: 5,957,137 km (0.119 R)
• M15: 6,176,597 km (0.119 R)
• M16: 6,793,688 km (0.053 R)
• M17: 6,850,834 km (0.044 R)
• M18: 7,548,110 km (0.114 R)
• M19: 7,905,200 km (0.03 R)
• M20: 8,884,169 km (0.089 R)
• M21: 11,155,064 km (0.087 R)
• M22: 13,377,939 km (0.108 R)
• M23: 16,493,614 km (0.078 R)
• M24: 16,956,320 km (0.043 R)
• M25: 17,267,185 km (0.03 R)
• M26: 17,501,455 km (0.072 R)
• M27: 17,579,844 km (0.072 R)
• M28: 19,332,832 km (0.095 R)
• M29: 19,413,914 km (0.109 R)
• M30: 20,974,220 km (0.092 R)
• M31: 22,234,283 km (0.101 R)
• M32: 23,087,739 km (0.077 R)
• M33: 23,259,776 km (0.082 R)
• M34: 24,738,850 km (0.083 R)
• M35: 26,248,143 km (0.065 R)
• M36: 26,337,902 km (0.062 R)
• M37: 26,427,661 km (0.117 R)
• M38: 27,970,015 km (0.096 R)
• M39: 33,641,420 km (0.109 R)
• M40: 34,915,694 km (0.088 R)
• M41: 35,608,332 km (0.047 R)
• M42: 36,806,163 km (0.119 R)
• M43: 37,410,089 km (0.069 R)
• M44: 38,423,914 km (0.083 R)
• M45: 39,241,466 km (0.084 R)
• M46: 41,101,716 km (0.104 R)
• M47: 41,310,106 km (0.115 R)
• M48: 41,728,082 km (0.112 R)
• M49: 42,463,056 km (0.076 R)
• M50: 43,520,115 km (0.083 R)
• M51: 43,626,329 km (0.054 R)
• M52: 44,907,486 km (0.109 R)
• M53: 45,876,281 km (0.081 R)
• M54: 46,092,600 km (0.117 R)
• M55: 48,713,854 km (0.075 R)
• M56: 49,709,278 km (0.118 R)
• M57: 50,265,034 km (0.086 R)
• M58: 50,488,085 km (0.076 R)
• M59: 51,382,979 km (0.051 R)
• M60: 51,720,023 km (0.112 R)
• M61: 53,075,230 km (0.105 R)
• M62: 53,871,240 km (0.074 R)
• M63: 55,359,889 km (0.088 R)
• M64: 55,590,120 km (0.088 R)
• M65: 56,282,609 km (0.088 R)
• M66: 56,629,975 km (0.11 R)
• M67: 57,326,802 km (0.085 R)
• M68: 57,909,785 km (0.077 R)
• M69: 58,729,132 km (0.051 R)
• M70: 61,091,133 km (0.107 R)
• M71: 61,567,153 km (0.063 R)
• M72: 61,686,383 km (0.098 R)
• M73: 61,925,141 km (0.118 R)
• M74: 62,164,049 km (0.082 R)
• M75: 62,762,889 km (0.084 R)
• M76: 63,483,951 km (0.065 R)
• M77: 65,177,100 km (0.047 R)
• M78: 66,029,209 km (0.096 R)
• M79: 68,731,395 km (0.104 R)
• M80: 68,978,830 km (0.041 R)
• M81: 69,102,697 km (0.081 R)
• M82: 69,598,614 km (0.109 R)
• M83: 70,469,573 km (0.047 R)
• M84: 71,093,994 km (0.09 R)
• M85: 71,720,062 km (0.118 R)
• M86: 75,387,603 km (0.11 R)
• M87: 75,642,817 km (0.088 R)
• M88: 79,115,582 km (0.106 R)
• M89: 79,245,283 km (0.114 R)
• M90: 79,504,686 km (0.091 R)
• M91: 79,764,388 km (0.088 R)
• M92: 80,414,989 km (0.102 R)
• M93: 81,852,475 km (0.076 R)
• M94: 82,114,720 km (0.096 R)
• M95: 82,246,067 km (0.115 R)
• M96: 82,508,761 km (0.118 R)
• M97: 87,552,453 km (0.096 R)
• M98: 88,358,038 km (0.111 R)
• M99: 90,382,396 km (0.118 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 16,071 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit