🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.58 AU - 0.7 AU

Year: 190 Days

Day: 44.8 Hours

Environment

Temp: 169 °C

Axial Tilt: 21.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 92,580,270 km

• M1: 210,335 km (0.075 R)
• M2: 347,366 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.35 AU - 1.43 AU

Year: 608 Days

Day: 31.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.34 AU - 2.18 AU

Year: 866 Days

Day: 24.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,580,270 km

• M1: 227,538 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.97 AU - 3.27 AU

Year: 1573 Days

Day: 27.1 Hours

Environment

Temp: -93 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.32 AU - 3.42 AU

Year: 2294 Days

Day: 37.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 109.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,580,270 km

• M1: 31,266 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11

Radius: 8

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.26 AU - 6.58 AU

Year: 6033 Days

Day: 9.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 92,580,270 km

• M1: 133,292 km (0.084 R)
• M2: 311,014 km (0.114 R)
• M3: 522,845 km (0.047 R)
• M4: 676,631 km (0.087 R)
• M5: 938,427 km (0.098 R)
• M6: 998,267 km (0.104 R)
• M7: 1,579,604 km (0.081 R)
• M8: 1,637,199 km (0.098 R)
• M9: 1,981,424 km (0.049 R)
• M10: 2,051,436 km (0.111 R)
• M11: 2,893,372 km (0.115 R)
• M12: 3,810,856 km (0.054 R)
• M13: 4,155,530 km (0.03 R)
• M14: 4,613,299 km (0.026 R)
• M15: 4,853,404 km (0.059 R)
• M16: 5,444,315 km (0.117 R)
• M17: 5,543,200 km (0.075 R)
• M18: 7,048,902 km (0.105 R)
• M19: 7,313,541 km (0.098 R)
• M20: 7,593,738 km (0.109 R)
• M21: 8,379,126 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.2

Radius: 5.5

Gravity: 16.14 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 13.96 AU - 17.42 AU

Year: 23048 Days

Day: 24.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 92,580,270 km

• M1: 219,460 km (0.076 R)
• M2: 311,912 km (0.089 R)
• M3: 710,889 km (0.114 R)
• M4: 1,305,241 km (0.11 R)
• M5: 1,510,340 km (0.087 R)
• M6: 2,499,780 km (0.119 R)
• M7: 2,754,396 km (0.106 R)
• M8: 3,171,026 km (0.102 R)
• M9: 3,327,505 km (0.077 R)
• M10: 3,853,192 km (0.097 R)
• M11: 4,232,273 km (0.067 R)
• M12: 5,253,877 km (0.116 R)
• M13: 5,392,554 km (0.093 R)
• M14: 5,815,916 km (0.077 R)
• M15: 6,249,900 km (0.111 R)
• M16: 6,347,737 km (0.077 R)
• M17: 6,396,955 km (0.053 R)
• M18: 6,694,206 km (0.082 R)
• M19: 6,895,115 km (0.103 R)
• M20: 6,945,530 km (0.114 R)
• M21: 7,457,454 km (0.117 R)
• M22: 7,770,263 km (0.114 R)
• M23: 8,680,117 km (0.111 R)
• M24: 9,736,129 km (0.116 R)
• M25: 10,714,947 km (0.06 R)
• M26: 10,832,083 km (0.091 R)
• M27: 10,949,816 km (0.117 R)
• M28: 11,364,801 km (0.11 R)
• M29: 12,951,136 km (0.032 R)
• M30: 13,897,343 km (0.111 R)
• M31: 14,089,277 km (0.105 R)
• M32: 14,282,109 km (0.047 R)
• M33: 14,996,439 km (0.083 R)
• M34: 15,523,322 km (0.103 R)
• M35: 15,589,594 km (0.091 R)
• M36: 15,722,437 km (0.074 R)
• M37: 16,123,210 km (0.107 R)
• M38: 16,662,809 km (0.046 R)
• M39: 16,798,644 km (0.096 R)
• M40: 17,071,511 km (0.089 R)
• M41: 17,208,393 km (0.069 R)
• M42: 18,037,614 km (0.118 R)
• M43: 19,806,758 km (0.063 R)
• M44: 20,384,355 km (0.099 R)
• M45: 22,150,358 km (0.116 R)
• M46: 22,299,807 km (0.118 R)
• M47: 24,425,892 km (0.09 R)
• M48: 24,580,127 km (0.084 R)
• M49: 25,434,780 km (0.088 R)
• M50: 27,013,187 km (0.093 R)
• M51: 30,098,643 km (0.092 R)
• M52: 31,850,883 km (0.073 R)
• M53: 34,584,036 km (0.094 R)
• M54: 37,391,240 km (0.066 R)
• M55: 38,373,051 km (0.047 R)
• M56: 39,272,882 km (0.082 R)
• M57: 39,544,103 km (0.116 R)
• M58: 40,179,595 km (0.091 R)
• M59: 40,544,314 km (0.076 R)
• M60: 42,291,318 km (0.039 R)
• M61: 43,875,111 km (0.115 R)
• M62: 44,250,601 km (0.107 R)
• M63: 45,004,724 km (0.104 R)
• M64: 45,383,506 km (0.095 R)
• M65: 46,048,768 km (0.1 R)
• M66: 46,334,799 km (0.086 R)
• M67: 48,160,342 km (0.115 R)
• M68: 48,353,921 km (0.098 R)
• M69: 49,033,245 km (0.107 R)
• M70: 49,227,872 km (0.073 R)
• M71: 50,205,195 km (0.076 R)
• M72: 50,401,467 km (0.039 R)
• M73: 50,499,753 km (0.084 R)
• M74: 52,377,805 km (0.088 R)
• M75: 52,975,598 km (0.119 R)
• M76: 54,177,916 km (0.11 R)
• M77: 54,278,595 km (0.111 R)
• M78: 60,427,666 km (0.032 R)
• M79: 61,054,481 km (0.1 R)
• M80: 63,054,007 km (0.082 R)
• M81: 63,796,012 km (0.045 R)
• M82: 64,647,673 km (0.076 R)
• M83: 66,039,382 km (0.084 R)
• M84: 66,577,336 km (0.108 R)
• M85: 66,900,916 km (0.036 R)
• M86: 67,224,795 km (0.103 R)
• M87: 67,982,808 km (0.108 R)
• M88: 69,070,683 km (0.052 R)
• M89: 71,153,235 km (0.083 R)
• M90: 71,483,996 km (0.12 R)
• M91: 72,479,121 km (0.117 R)
• M92: 73,145,131 km (0.065 R)
• M93: 73,367,583 km (0.1 R)
• M94: 73,590,334 km (0.107 R)
• M95: 73,924,685 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.8

Radius: 7.5

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 16.14 AU - 21.56 AU

Year: 30351 Days

Day: 17.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 92,580,270 km

• M1: 280,496 km (0.063 R)
• M2: 598,092 km (0.101 R)
• M3: 889,359 km (0.107 R)
• M4: 1,127,370 km (0.099 R)
• M5: 1,253,780 km (0.083 R)
• M6: 1,351,916 km (0.032 R)
• M7: 1,452,595 km (0.049 R)
• M8: 1,521,111 km (0.03 R)
• M9: 1,661,434 km (0.117 R)
• M10: 1,880,146 km (0.111 R)
• M11: 1,992,943 km (0.117 R)
• M12: 2,304,854 km (0.087 R)
• M13: 2,716,249 km (0.118 R)
• M14: 2,844,304 km (0.111 R)
• M15: 3,239,991 km (0.105 R)
• M16: 3,794,550 km (0.112 R)
• M17: 4,082,975 km (0.079 R)
• M18: 4,478,511 km (0.101 R)
• M19: 5,147,214 km (0.088 R)
• M20: 6,633,170 km (0.107 R)
• M21: 7,692,622 km (0.092 R)
• M22: 8,427,746 km (0.111 R)
• M23: 8,803,685 km (0.107 R)
• M24: 9,185,010 km (0.071 R)
• M25: 9,313,365 km (0.118 R)
• M26: 9,571,870 km (0.107 R)
• M27: 9,898,442 km (0.117 R)
• M28: 10,428,318 km (0.113 R)
• M29: 10,495,188 km (0.092 R)
• M30: 10,562,208 km (0.082 R)
• M31: 11,584,859 km (0.088 R)
• M32: 11,723,536 km (0.081 R)
• M33: 13,140,976 km (0.037 R)
• M34: 13,943,419 km (0.119 R)
• M35: 14,611,673 km (0.091 R)
• M36: 16,056,639 km (0.1 R)
• M37: 17,229,187 km (0.084 R)
• M38: 17,466,898 km (0.102 R)
• M39: 17,865,726 km (0.114 R)
• M40: 18,510,044 km (0.067 R)
• M41: 18,672,208 km (0.118 R)
• M42: 19,987,323 km (0.05 R)
• M43: 27,363,395 km (0.04 R)
• M44: 28,198,600 km (0.056 R)
• M45: 28,478,797 km (0.114 R)
• M46: 28,760,041 km (0.092 R)
• M47: 29,136,429 km (0.063 R)
• M48: 30,466,504 km (0.086 R)
• M49: 30,658,139 km (0.091 R)
• M50: 32,694,315 km (0.118 R)
• M51: 32,792,302 km (0.064 R)
• M52: 33,087,159 km (0.079 R)
• M53: 34,573,863 km (0.051 R)
• M54: 38,955,286 km (0.088 R)
• M55: 39,163,227 km (0.045 R)
• M56: 41,157,665 km (0.035 R)
• M57: 42,220,558 km (0.107 R)
• M58: 43,615,708 km (0.107 R)
• M59: 44,264,813 km (0.088 R)
• M60: 44,917,060 km (0.114 R)
• M61: 45,353,586 km (0.096 R)
• M62: 47,668,763 km (0.091 R)
• M63: 47,779,914 km (0.099 R)
• M64: 50,701,411 km (0.096 R)
• M65: 52,183,627 km (0.094 R)
• M66: 52,412,960 km (0.092 R)
• M67: 53,333,436 km (0.111 R)
• M68: 54,143,359 km (0.11 R)
• M69: 54,957,321 km (0.12 R)
• M70: 56,127,027 km (0.067 R)
• M71: 57,186,928 km (0.064 R)
• M72: 57,897,069 km (0.06 R)
• M73: 58,491,122 km (0.089 R)
• M74: 59,685,362 km (0.077 R)
• M75: 59,925,167 km (0.072 R)
• M76: 60,887,680 km (0.107 R)
• M77: 64,665,026 km (0.08 R)
• M78: 67,142,068 km (0.117 R)
• M79: 67,516,361 km (0.075 R)
• M80: 69,020,119 km (0.052 R)
• M81: 70,155,268 km (0.113 R)
• M82: 72,188,453 km (0.084 R)
• M83: 74,369,739 km (0.079 R)
• M84: 76,312,417 km (0.077 R)
• M85: 80,379,834 km (0.084 R)
• M86: 81,706,916 km (0.041 R)
• M87: 81,973,200 km (0.071 R)
• M88: 82,373,076 km (0.111 R)
• M89: 85,596,012 km (0.119 R)
• M90: 85,731,249 km (0.051 R)
• M91: 88,040,142 km (0.088 R)
• M92: 90,369,531 km (0.094 R)
• M93: 91,334,437 km (0.109 R)
• M94: 91,610,894 km (0.062 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 19,509 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit