🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.58 AU - 0.84 AU

Year: 209 Days

Day: 40.1 Hours

Environment

Temp: 193 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.75 AU - 1.07 AU

Year: 304 Days

Day: 38.2 Hours

Environment

Temp: 166 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 62,995,963 km

• M1: 163,361 km (0.09 R)
• M2: 193,879 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.93 AU - 1.29 AU

Year: 409 Days

Day: 46.7 Hours

Environment

Temp: 38 °C

Axial Tilt: 24 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.08 AU - 1.7 AU

Year: 573 Days

Day: 12.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.28 AU - 3.92 AU

Year: 2390 Days

Day: 18.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,995,963 km

• M1: 57,745 km (0.12 R)
• M2: 364,570 km (0.076 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.36 AU - 6.46 AU

Year: 4402 Days

Day: 29.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844

Radius: 12.4

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.99 AU - 10.07 AU

Year: 8716 Days

Day: 13.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 62,995,963 km

• M1: 231,578 km (0.103 R)
• M2: 528,080 km (0.115 R)
• M3: 773,571 km (0.067 R)
• M4: 858,243 km (0.106 R)
• M5: 946,655 km (0.117 R)
• M6: 1,057,059 km (0.089 R)
• M7: 1,676,543 km (0.078 R)
• M8: 1,859,202 km (0.115 R)
• M9: 1,976,637 km (0.111 R)
• M10: 2,072,678 km (0.096 R)
• M11: 2,576,075 km (0.119 R)
• M12: 3,872,790 km (0.089 R)
• M13: 5,009,434 km (0.045 R)
• M14: 5,141,828 km (0.057 R)
• M15: 5,512,083 km (0.042 R)
• M16: 5,683,223 km (0.083 R)
• M17: 6,030,889 km (0.116 R)
• M18: 6,171,959 km (0.073 R)
• M19: 7,227,073 km (0.066 R)
• M20: 7,377,120 km (0.088 R)
• M21: 7,603,910 km (0.096 R)
• M22: 8,220,253 km (0.105 R)
• M23: 8,416,227 km (0.093 R)
• M24: 8,693,132 km (0.08 R)
• M25: 9,337,450 km (0.096 R)
• M26: 9,706,658 km (0.116 R)
• M27: 9,913,851 km (0.038 R)
• M28: 10,038,915 km (0.115 R)
• M29: 10,800,069 km (0.077 R)
• M30: 12,422,906 km (0.112 R)
• M31: 12,783,736 km (0.071 R)
• M32: 13,608,170 km (0.107 R)
• M33: 13,747,296 km (0.062 R)
• M34: 14,120,543 km (0.086 R)
• M35: 14,214,341 km (0.098 R)
• M36: 17,124,767 km (0.079 R)
• M37: 17,880,536 km (0.099 R)
• M38: 18,441,528 km (0.11 R)
• M39: 18,544,152 km (0.119 R)
• M40: 18,698,537 km (0.059 R)
• M41: 20,053,894 km (0.073 R)
• M42: 20,636,727 km (0.091 R)
• M43: 21,064,278 km (0.083 R)
• M44: 21,332,806 km (0.053 R)
• M45: 21,548,676 km (0.111 R)
• M46: 22,036,664 km (0.093 R)
• M47: 22,254,778 km (0.057 R)
• M48: 23,801,470 km (0.105 R)
• M49: 24,025,268 km (0.053 R)
• M50: 26,013,125 km (0.084 R)
• M51: 26,185,910 km (0.106 R)
• M52: 26,764,854 km (0.102 R)
• M53: 27,114,165 km (0.094 R)
• M54: 27,465,122 km (0.035 R)
• M55: 27,994,250 km (0.117 R)
• M56: 28,112,282 km (0.094 R)
• M57: 28,289,705 km (0.103 R)
• M58: 28,408,187 km (0.054 R)
• M59: 28,705,139 km (0.079 R)
• M60: 30,690,302 km (0.055 R)
• M61: 30,994,884 km (0.079 R)
• M62: 31,239,327 km (0.115 R)
• M63: 32,223,531 km (0.06 R)
• M64: 32,533,199 km (0.074 R)
• M65: 33,844,424 km (0.115 R)
• M66: 34,096,197 km (0.117 R)
• M67: 34,982,116 km (0.11 R)
• M68: 35,109,423 km (0.034 R)
• M69: 35,236,731 km (0.067 R)
• M70: 35,428,067 km (0.072 R)
• M71: 35,619,702 km (0.098 R)
• M72: 35,811,636 km (0.067 R)
• M73: 36,776,841 km (0.1 R)
• M74: 37,620,125 km (0.12 R)
• M75: 37,815,649 km (0.065 R)
• M76: 38,338,793 km (0.079 R)
• M77: 38,469,840 km (0.051 R)
• M78: 38,666,861 km (0.081 R)
• M79: 39,524,356 km (0.1 R)
• M80: 40,855,926 km (0.083 R)
• M81: 41,527,172 km (0.055 R)
• M82: 42,744,600 km (0.074 R)
• M83: 43,357,801 km (0.117 R)
• M84: 43,562,750 km (0.097 R)
• M85: 43,905,180 km (0.111 R)
• M86: 44,111,176 km (0.068 R)
• M87: 44,386,137 km (0.117 R)
• M88: 44,868,740 km (0.085 R)
• M89: 45,630,791 km (0.104 R)
• M90: 46,397,032 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.2

Radius: 11.6

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.72 AU - 12.54 AU

Year: 12125 Days

Day: 6.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 62,995,963 km

• M1: 154,385 km (0.049 R)
• M2: 361,428 km (0.04 R)
• M3: 629,657 km (0.086 R)
• M4: 961,316 km (0.058 R)
• M5: 1,095,356 km (0.038 R)
• M6: 1,421,030 km (0.074 R)
• M7: 1,655,300 km (0.037 R)
• M8: 1,756,578 km (0.071 R)
• M9: 1,923,380 km (0.054 R)
• M10: 2,618,711 km (0.053 R)
• M11: 2,932,417 km (0.111 R)
• M12: 3,181,947 km (0.072 R)
• M13: 3,283,823 km (0.114 R)
• M14: 3,917,669 km (0.062 R)
• M15: 4,248,879 km (0.057 R)
• M16: 4,474,772 km (0.083 R)
• M17: 5,146,316 km (0.115 R)
• M18: 5,266,443 km (0.072 R)
• M19: 6,228,208 km (0.101 R)
• M20: 6,388,577 km (0.11 R)
• M21: 7,076,428 km (0.091 R)
• M22: 7,480,193 km (0.032 R)
• M23: 7,926,144 km (0.065 R)
• M24: 8,380,772 km (0.112 R)
• M25: 8,736,216 km (0.077 R)
• M26: 8,951,937 km (0.067 R)
• M27: 9,060,395 km (0.087 R)
• M28: 9,462,065 km (0.072 R)
• M29: 9,832,320 km (0.075 R)
• M30: 10,855,569 km (0.034 R)
• M31: 11,165,387 km (0.084 R)
• M32: 12,032,007 km (0.074 R)
• M33: 12,554,403 km (0.054 R)
• M34: 12,676,026 km (0.095 R)
• M35: 13,125,268 km (0.064 R)
• M36: 13,997,424 km (0.081 R)
• M37: 14,759,924 km (0.109 R)
• M38: 15,103,102 km (0.117 R)
• M39: 15,232,504 km (0.098 R)
• M40: 16,413,579 km (0.074 R)
• M41: 16,724,593 km (0.04 R)
• M42: 18,492,840 km (0.084 R)
• M43: 18,677,593 km (0.087 R)
• M44: 19,328,942 km (0.034 R)
• M45: 19,422,591 km (0.116 R)
• M46: 19,610,336 km (0.109 R)
• M47: 20,082,467 km (0.099 R)
• M48: 20,606,060 km (0.044 R)
• M49: 20,701,653 km (0.111 R)
• M50: 20,941,608 km (0.089 R)
• M51: 22,893,710 km (0.114 R)
• M52: 23,092,077 km (0.087 R)
• M53: 23,291,042 km (0.119 R)
• M54: 24,852,245 km (0.076 R)
• M55: 25,465,746 km (0.07 R)
• M56: 26,084,184 km (0.082 R)
• M57: 27,493,545 km (0.056 R)
• M58: 27,651,670 km (0.095 R)
• M59: 27,757,287 km (0.093 R)
• M60: 28,181,097 km (0.083 R)
• M61: 28,713,666 km (0.113 R)
• M62: 29,357,385 km (0.105 R)
• M63: 29,789,125 km (0.116 R)
• M64: 30,277,263 km (0.088 R)
• M65: 30,658,737 km (0.12 R)
• M66: 31,868,236 km (0.055 R)
• M67: 31,979,088 km (0.105 R)
• M68: 32,981,394 km (0.076 R)
• M69: 33,598,934 km (0.085 R)
• M70: 33,880,926 km (0.104 R)
• M71: 34,788,686 km (0.098 R)
• M72: 34,902,679 km (0.063 R)
• M73: 35,417,296 km (0.089 R)
• M74: 36,107,391 km (0.051 R)
• M75: 36,512,053 km (0.09 R)
• M76: 37,150,986 km (0.115 R)
• M77: 37,442,552 km (0.053 R)
• M78: 38,028,078 km (0.072 R)
• M79: 38,204,304 km (0.058 R)
• M80: 38,439,771 km (0.066 R)
• M81: 38,793,720 km (0.055 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.6

Radius: 10.6

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 9.46 AU - 14.86 AU

Year: 14835 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 62,995,963 km

• M1: 235,916 km (0.042 R)
• M2: 336,894 km (0.119 R)
• M3: 442,211 km (0.096 R)
• M4: 672,891 km (0.104 R)
• M5: 813,663 km (0.109 R)
• M6: 1,032,674 km (0.079 R)
• M7: 1,321,099 km (0.078 R)
• M8: 1,422,975 km (0.087 R)
• M9: 1,581,100 km (0.089 R)
• M10: 1,717,234 km (0.066 R)
• M11: 2,179,641 km (0.109 R)
• M12: 2,680,046 km (0.11 R)
• M13: 3,857,231 km (0.119 R)
• M14: 4,268,775 km (0.111 R)
• M15: 5,134,049 km (0.043 R)
• M16: 5,379,390 km (0.12 R)
• M17: 6,707,370 km (0.057 R)
• M18: 7,615,728 km (0.057 R)
• M19: 8,084,269 km (0.081 R)
• M20: 8,659,024 km (0.107 R)
• M21: 9,346,277 km (0.108 R)
• M22: 9,646,220 km (0.091 R)
• M23: 9,949,306 km (0.105 R)
• M24: 10,720,782 km (0.062 R)
• M25: 11,298,678 km (0.04 R)
• M26: 12,484,989 km (0.117 R)
• M27: 12,870,653 km (0.056 R)
• M28: 13,316,305 km (0.114 R)
• M29: 13,541,150 km (0.102 R)
• M30: 13,710,495 km (0.103 R)
• M31: 14,625,735 km (0.115 R)
• M32: 14,915,805 km (0.077 R)
• M33: 15,266,313 km (0.09 R)
• M34: 16,094,936 km (0.106 R)
• M35: 16,877,482 km (0.087 R)
• M36: 17,242,950 km (0.055 R)
• M37: 18,416,994 km (0.074 R)
• M38: 18,919,044 km (0.119 R)
• M39: 19,171,865 km (0.054 R)
• M40: 19,553,040 km (0.115 R)
• M41: 20,646,750 km (0.084 R)
• M42: 21,233,772 km (0.079 R)
• M43: 21,496,466 km (0.099 R)
• M44: 22,025,145 km (0.09 R)
• M45: 22,558,013 km (0.112 R)
• M46: 22,960,431 km (0.087 R)
• M47: 23,162,538 km (0.108 R)
• M48: 23,568,546 km (0.097 R)
• M49: 24,939,012 km (0.104 R)
• M50: 25,216,067 km (0.04 R)
• M51: 25,424,607 km (0.119 R)
• M52: 25,773,469 km (0.076 R)
• M53: 26,829,630 km (0.068 R)
• M54: 28,043,617 km (0.085 R)
• M55: 28,621,065 km (0.081 R)
• M56: 30,524,847 km (0.062 R)
• M57: 31,641,745 km (0.094 R)
• M58: 33,303,927 km (0.094 R)
• M59: 35,071,874 km (0.108 R)
• M60: 35,382,440 km (0.109 R)
• M61: 38,378,137 km (0.104 R)
• M62: 39,987,212 km (0.044 R)
• M63: 40,555,684 km (0.077 R)
• M64: 41,372,338 km (0.11 R)
• M65: 42,938,778 km (0.071 R)
• M66: 43,604,189 km (0.068 R)
• M67: 44,608,589 km (0.053 R)
• M68: 46,299,643 km (0.06 R)
• M69: 48,442,782 km (0.101 R)
• M70: 48,875,270 km (0.045 R)
• M71: 49,309,104 km (0.116 R)
• M72: 49,918,565 km (0.118 R)
• M73: 50,618,085 km (0.107 R)
• M74: 52,825,103 km (0.069 R)
• M75: 54,973,328 km (0.051 R)
• M76: 55,243,801 km (0.09 R)
• M77: 55,514,723 km (0.074 R)
• M78: 55,605,229 km (0.082 R)
• M79: 55,695,736 km (0.099 R)
• M80: 57,241,232 km (0.071 R)
• M81: 58,340,626 km (0.108 R)
• M82: 58,432,480 km (0.061 R)
• M83: 58,524,482 km (0.03 R)
• M84: 58,616,485 km (0.073 R)
• M85: 59,169,698 km (0.094 R)
• M86: 60,653,409 km (0.062 R)
• M87: 62,336,984 km (0.078 R)
• M88: 62,525,028 km (0.084 R)
• M89: 62,619,126 km (0.083 R)
• M90: 62,901,716 km (0.026 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 16,011 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit