🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.89 AU - 1.01 AU

Year: 332 Days

Day: 28.8 Hours

Environment

Temp: 75 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.17 AU - 1.85 AU

Year: 665 Days

Day: 33.1 Hours

Environment

Temp: -25 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,489,853 km

• M1: 131,796 km (0.113 R)
• M2: 917,035 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.76 AU - 4.32 AU

Year: 2385 Days

Day: 13.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.12 AU - 4.66 AU

Year: 2748 Days

Day: 43.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.7

Radius: 10.1

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.92 AU - 5.74 AU

Year: 4407 Days

Day: 12.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 28,489,853 km

• M1: 151,842 km (0.081 R)
• M2: 262,245 km (0.058 R)
• M3: 383,419 km (0.088 R)
• M4: 477,217 km (0.107 R)
• M5: 548,426 km (0.049 R)
• M6: 680,222 km (0.096 R)
• M7: 750,533 km (0.044 R)
• M8: 835,953 km (0.064 R)
• M9: 899,233 km (0.105 R)
• M10: 1,010,683 km (0.111 R)
• M11: 1,212,042 km (0.033 R)
• M12: 1,314,217 km (0.069 R)
• M13: 1,834,369 km (0.106 R)
• M14: 1,995,486 km (0.107 R)
• M15: 2,099,756 km (0.115 R)
• M16: 2,516,087 km (0.088 R)
• M17: 2,762,923 km (0.114 R)
• M18: 3,007,815 km (0.083 R)
• M19: 3,127,942 km (0.073 R)
• M20: 3,259,887 km (0.086 R)
• M21: 3,342,016 km (0.068 R)
• M22: 3,581,971 km (0.041 R)
• M23: 3,762,985 km (0.105 R)
• M24: 4,111,997 km (0.077 R)
• M25: 4,201,007 km (0.109 R)
• M26: 4,505,888 km (0.119 R)
• M27: 4,643,668 km (0.043 R)
• M28: 4,747,937 km (0.096 R)
• M29: 5,672,003 km (0.086 R)
• M30: 5,821,003 km (0.059 R)
• M31: 6,378,554 km (0.095 R)
• M32: 6,650,673 km (0.077 R)
• M33: 6,900,202 km (0.058 R)
• M34: 7,246,670 km (0.12 R)
• M35: 7,340,917 km (0.108 R)
• M36: 7,708,329 km (0.068 R)
• M37: 7,901,161 km (0.11 R)
• M38: 8,039,988 km (0.058 R)
• M39: 8,688,794 km (0.101 R)
• M40: 8,760,302 km (0.068 R)
• M41: 8,860,831 km (0.09 R)
• M42: 8,976,022 km (0.112 R)
• M43: 9,471,789 km (0.097 R)
• M44: 9,545,391 km (0.049 R)
• M45: 9,708,154 km (0.119 R)
• M46: 9,797,314 km (0.1 R)
• M47: 9,961,423 km (0.095 R)
• M48: 10,156,499 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.6

Radius: 9.7

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 7.23 AU - 10.35 AU

Year: 9334 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 28,489,853 km

• M1: 124,914 km (0.049 R)
• M2: 227,239 km (0.089 R)
• M3: 288,425 km (0.096 R)
• M4: 477,068 km (0.072 R)
• M5: 918,082 km (0.118 R)
• M6: 1,355,506 km (0.09 R)
• M7: 1,529,638 km (0.072 R)
• M8: 1,619,547 km (0.055 R)
• M9: 1,876,256 km (0.107 R)
• M10: 2,298,571 km (0.113 R)
• M11: 2,805,110 km (0.028 R)
• M12: 3,085,606 km (0.03 R)
• M13: 3,229,369 km (0.096 R)
• M14: 3,553,249 km (0.069 R)
• M15: 3,643,456 km (0.095 R)
• M16: 4,685,555 km (0.1 R)
• M17: 5,086,328 km (0.064 R)
• M18: 5,778,517 km (0.098 R)
• M19: 6,171,959 km (0.101 R)
• M20: 6,722,480 km (0.107 R)
• M21: 7,480,791 km (0.077 R)
• M22: 7,596,879 km (0.063 R)
• M23: 7,713,715 km (0.051 R)
• M24: 7,791,805 km (0.04 R)
• M25: 7,988,377 km (0.076 R)
• M26: 8,226,387 km (0.063 R)
• M27: 8,547,274 km (0.115 R)
• M28: 8,668,748 km (0.091 R)
• M29: 8,954,330 km (0.112 R)
• M30: 9,036,459 km (0.106 R)
• M31: 10,256,131 km (0.072 R)
• M32: 10,688,618 km (0.084 R)
• M33: 10,819,516 km (0.094 R)
• M34: 11,482,085 km (0.091 R)
• M35: 12,203,297 km (0.091 R)
• M36: 12,523,436 km (0.08 R)
• M37: 12,892,793 km (0.12 R)
• M38: 13,689,402 km (0.091 R)
• M39: 14,695,448 km (0.104 R)
• M40: 14,987,313 km (0.06 R)
• M41: 15,133,919 km (0.08 R)
• M42: 15,576,729 km (0.055 R)
• M43: 16,173,624 km (0.072 R)
• M44: 16,525,329 km (0.083 R)
• M45: 16,676,871 km (0.12 R)
• M46: 16,778,149 km (0.073 R)
• M47: 17,905,519 km (0.098 R)
• M48: 18,583,197 km (0.047 R)
• M49: 18,898,699 km (0.049 R)
• M50: 19,588,644 km (0.085 R)
• M51: 20,394,827 km (0.09 R)
• M52: 20,774,806 km (0.076 R)
• M53: 21,321,736 km (0.034 R)
• M54: 21,928,654 km (0.108 R)
• M55: 22,039,656 km (0.051 R)
• M56: 22,373,858 km (0.096 R)
• M57: 24,758,896 km (0.069 R)
• M58: 24,932,280 km (0.113 R)
• M59: 26,452,344 km (0.11 R)
• M60: 26,866,730 km (0.114 R)
• M61: 27,223,521 km (0.108 R)
• M62: 29,092,298 km (0.045 R)
• M63: 29,153,334 km (0.098 R)
• M64: 29,275,406 km (0.096 R)
• M65: 30,815,665 km (0.111 R)
• M66: 32,381,955 km (0.115 R)
• M67: 32,761,784 km (0.106 R)
• M68: 33,910,097 km (0.1 R)
• M69: 34,231,284 km (0.051 R)
• M70: 34,424,564 km (0.046 R)
• M71: 35,071,426 km (0.084 R)
• M72: 35,852,925 km (0.049 R)
• M73: 37,765,085 km (0.069 R)
• M74: 37,831,656 km (0.109 R)
• M75: 39,237,726 km (0.076 R)
• M76: 39,710,306 km (0.094 R)
• M77: 40,592,784 km (0.109 R)
• M78: 41,002,233 km (0.071 R)
• M79: 41,619,025 km (0.068 R)
• M80: 41,825,321 km (0.026 R)
• M81: 42,169,994 km (0.055 R)
• M82: 42,792,621 km (0.108 R)
• M83: 44,889,833 km (0.041 R)
• M84: 46,021,990 km (0.09 R)
• M85: 46,663,017 km (0.065 R)
• M86: 46,805,733 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.1

Radius: 8

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.17 AU - 9.41 AU

Year: 9334 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 28,489,853 km

• M1: 106,663 km (0.048 R)
• M2: 173,833 km (0.113 R)
• M3: 239,656 km (0.072 R)
• M4: 293,361 km (0.112 R)
• M5: 580,889 km (0.108 R)
• M6: 828,024 km (0.113 R)
• M7: 1,037,910 km (0.111 R)
• M8: 1,177,934 km (0.079 R)
• M9: 1,399,638 km (0.1 R)
• M10: 1,650,813 km (0.076 R)
• M11: 2,213,600 km (0.061 R)
• M12: 2,657,905 km (0.094 R)
• M13: 2,753,947 km (0.034 R)
• M14: 2,851,186 km (0.053 R)
• M15: 3,231,015 km (0.065 R)
• M16: 3,542,328 km (0.089 R)
• M17: 3,733,813 km (0.098 R)
• M18: 3,885,057 km (0.088 R)
• M19: 3,972,422 km (0.093 R)
• M20: 4,149,097 km (0.104 R)
• M21: 4,373,643 km (0.081 R)
• M22: 4,928,801 km (0.072 R)
• M23: 5,118,790 km (0.1 R)
• M24: 5,311,173 km (0.099 R)
• M25: 5,383,878 km (0.118 R)
• M26: 6,514,987 km (0.079 R)
• M27: 6,671,317 km (0.099 R)
• M28: 7,552,748 km (0.103 R)
• M29: 8,413,833 km (0.03 R)
• M30: 8,527,228 km (0.099 R)
• M31: 8,669,645 km (0.072 R)
• M32: 10,378,801 km (0.074 R)
• M33: 10,530,942 km (0.067 R)
• M34: 10,592,128 km (0.108 R)
• M35: 10,991,853 km (0.04 R)
• M36: 11,115,870 km (0.072 R)
• M37: 11,459,346 km (0.089 R)
• M38: 12,156,622 km (0.091 R)
• M39: 12,284,828 km (0.061 R)
• M40: 12,639,973 km (0.105 R)
• M41: 12,802,436 km (0.077 R)
• M42: 14,228,403 km (0.047 R)
• M43: 14,329,830 km (0.114 R)
• M44: 14,465,366 km (0.075 R)
• M45: 14,533,284 km (0.095 R)
• M46: 15,011,698 km (0.074 R)
• M47: 15,080,513 km (0.071 R)
• M48: 15,634,473 km (0.116 R)
• M49: 16,230,322 km (0.1 R)
• M50: 17,156,033 km (0.115 R)
• M51: 17,552,767 km (0.106 R)
• M52: 17,843,286 km (0.107 R)
• M53: 17,916,140 km (0.082 R)
• M54: 18,171,953 km (0.096 R)
• M55: 18,245,256 km (0.071 R)
• M56: 19,170,070 km (0.096 R)
• M57: 19,282,118 km (0.086 R)
• M58: 19,732,258 km (0.093 R)
• M59: 19,920,901 km (0.093 R)
• M60: 20,034,296 km (0.113 R)
• M61: 20,528,418 km (0.099 R)
• M62: 21,296,304 km (0.047 R)
• M63: 21,373,646 km (0.072 R)
• M64: 21,450,988 km (0.077 R)
• M65: 21,683,763 km (0.081 R)
• M66: 21,800,449 km (0.047 R)
• M67: 22,544,549 km (0.081 R)
• M68: 22,702,225 km (0.067 R)
• M69: 22,860,200 km (0.045 R)
• M70: 23,856,372 km (0.094 R)
• M71: 23,936,706 km (0.108 R)
• M72: 24,097,674 km (0.114 R)
• M73: 24,826,066 km (0.035 R)
• M74: 24,988,828 km (0.102 R)
• M75: 25,152,040 km (0.089 R)
• M76: 25,397,530 km (0.047 R)
• M77: 25,890,903 km (0.045 R)
• M78: 26,180,226 km (0.089 R)
• M79: 26,678,536 km (0.068 R)
• M80: 27,347,837 km (0.035 R)
• M81: 28,065,009 km (0.097 R)
• M82: 28,489,867 km (0.069 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 13,993 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit