🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.97 AU - 1.03 AU

Year: 365 Days

Day: 47.4 Hours

Environment

Temp: 44 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 71,744,170 km

• M1: 104,719 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.91 AU - 1.39 AU

Year: 450 Days

Day: 12.6 Hours

Environment

Temp: 25 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.98 AU - 1.36 AU

Year: 462 Days

Day: 38.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.48 AU - 1.84 AU

Year: 781 Days

Day: 34.1 Hours

Environment

Temp: -43 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.98 AU - 2.4 AU

Year: 1184 Days

Day: 28.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,744,170 km

• M1: 242,199 km (0.097 R)

Asteroid Belt

Center: 4.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.9

Radius: 13.1

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.48 AU - 6.24 AU

Year: 5181 Days

Day: 6.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 71,744,170 km

• M1: 201,808 km (0.104 R)
• M2: 287,976 km (0.094 R)
• M3: 373,845 km (0.081 R)
• M4: 550,520 km (0.109 R)
• M5: 632,949 km (0.106 R)
• M6: 938,727 km (0.061 R)
• M7: 1,026,541 km (0.09 R)
• M8: 1,685,968 km (0.095 R)
• M9: 2,098,409 km (0.082 R)
• M10: 2,196,695 km (0.104 R)
• M11: 2,336,868 km (0.113 R)
• M12: 2,647,733 km (0.074 R)
• M13: 3,195,411 km (0.101 R)
• M14: 3,424,594 km (0.069 R)
• M15: 3,517,794 km (0.031 R)
• M16: 3,659,164 km (0.112 R)
• M17: 4,070,259 km (0.115 R)
• M18: 4,169,143 km (0.065 R)
• M19: 4,727,742 km (0.093 R)
• M20: 4,936,730 km (0.103 R)
• M21: 5,859,300 km (0.105 R)
• M22: 5,943,224 km (0.112 R)
• M23: 6,834,528 km (0.119 R)
• M24: 7,011,951 km (0.047 R)
• M25: 7,101,261 km (0.088 R)
• M26: 7,220,940 km (0.063 R)
• M27: 8,233,418 km (0.062 R)
• M28: 8,327,665 km (0.1 R)
• M29: 8,517,205 km (0.097 R)
• M30: 8,836,447 km (0.092 R)
• M31: 8,997,564 km (0.103 R)
• M32: 9,355,552 km (0.056 R)
• M33: 9,552,722 km (0.111 R)
• M34: 9,718,177 km (0.074 R)
• M35: 10,051,930 km (0.092 R)
• M36: 10,186,418 km (0.05 R)
• M37: 11,179,748 km (0.102 R)
• M38: 11,354,179 km (0.118 R)
• M39: 11,529,508 km (0.091 R)
• M40: 13,147,558 km (0.087 R)
• M41: 13,889,414 km (0.035 R)
• M42: 14,454,745 km (0.047 R)
• M43: 14,568,738 km (0.034 R)
• M44: 15,297,579 km (0.077 R)
• M45: 16,314,246 km (0.085 R)
• M46: 16,631,394 km (0.111 R)
• M47: 16,750,922 km (0.105 R)
• M48: 17,030,820 km (0.106 R)
• M49: 17,473,779 km (0.106 R)
• M50: 18,288,938 km (0.093 R)
• M51: 18,866,984 km (0.088 R)
• M52: 20,168,187 km (0.065 R)
• M53: 21,195,475 km (0.09 R)
• M54: 21,455,027 km (0.1 R)
• M55: 21,541,794 km (0.118 R)
• M56: 22,239,818 km (0.114 R)
• M57: 23,122,744 km (0.096 R)
• M58: 23,434,506 km (0.114 R)
• M59: 24,107,398 km (0.052 R)
• M60: 24,559,333 km (0.033 R)
• M61: 25,288,473 km (0.038 R)
• M62: 26,628,122 km (0.102 R)
• M63: 27,095,466 km (0.103 R)
• M64: 27,189,263 km (0.095 R)
• M65: 27,990,809 km (0.105 R)
• M66: 29,279,894 km (0.115 R)
• M67: 29,424,256 km (0.091 R)
• M68: 30,004,396 km (0.099 R)
• M69: 30,149,955 km (0.101 R)
• M70: 30,441,820 km (0.086 R)
• M71: 31,077,611 km (0.11 R)
• M72: 32,960,899 km (0.09 R)
• M73: 33,111,095 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.5

Radius: 13.5

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 9.33 AU - 15.25 AU

Year: 15737 Days

Day: 10.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 71,744,170 km

• M1: 201,209 km (0.046 R)
• M2: 286,480 km (0.088 R)
• M3: 1,272,928 km (0.095 R)
• M4: 1,465,162 km (0.095 R)
• M5: 1,910,514 km (0.109 R)
• M6: 2,068,340 km (0.06 R)
• M7: 2,230,654 km (0.034 R)
• M8: 2,330,286 km (0.104 R)
• M9: 2,743,625 km (0.095 R)
• M10: 3,561,626 km (0.118 R)
• M11: 3,718,255 km (0.09 R)
• M12: 3,837,185 km (0.05 R)
• M13: 4,243,194 km (0.098 R)
• M14: 4,493,471 km (0.054 R)
• M15: 5,052,668 km (0.109 R)
• M16: 5,407,813 km (0.111 R)
• M17: 5,634,005 km (0.082 R)
• M18: 5,863,339 km (0.111 R)
• M19: 7,105,300 km (0.087 R)
• M20: 7,503,530 km (0.073 R)
• M21: 7,909,090 km (0.056 R)
• M22: 8,530,968 km (0.12 R)
• M23: 8,636,135 km (0.11 R)
• M24: 9,007,737 km (0.114 R)
• M25: 9,711,894 km (0.045 R)
• M26: 9,932,102 km (0.075 R)
• M27: 13,063,933 km (0.03 R)
• M28: 13,490,736 km (0.062 R)
• M29: 14,358,104 km (0.091 R)
• M30: 15,307,453 km (0.038 R)
• M31: 15,822,069 km (0.117 R)
• M32: 17,936,934 km (0.076 R)
• M33: 18,139,789 km (0.107 R)
• M34: 19,027,503 km (0.116 R)
• M35: 21,129,652 km (0.114 R)
• M36: 21,272,368 km (0.102 R)
• M37: 23,083,849 km (0.102 R)
• M38: 23,378,258 km (0.103 R)
• M39: 24,045,315 km (0.104 R)
• M40: 26,083,735 km (0.113 R)
• M41: 26,852,668 km (0.109 R)
• M42: 27,239,977 km (0.103 R)
• M43: 27,395,409 km (0.071 R)
• M44: 28,807,613 km (0.043 R)
• M45: 29,842,232 km (0.101 R)
• M46: 30,002,451 km (0.03 R)
• M47: 30,808,036 km (0.102 R)
• M48: 31,051,132 km (0.031 R)
• M49: 31,376,209 km (0.05 R)
• M50: 31,539,270 km (0.113 R)
• M51: 34,604,531 km (0.093 R)
• M52: 35,195,143 km (0.1 R)
• M53: 37,590,654 km (0.072 R)
• M54: 38,808,081 km (0.116 R)
• M55: 38,895,596 km (0.068 R)
• M56: 39,333,768 km (0.036 R)
• M57: 40,126,786 km (0.088 R)
• M58: 40,392,323 km (0.099 R)
• M59: 40,658,457 km (0.088 R)
• M60: 41,460,152 km (0.119 R)
• M61: 42,087,416 km (0.073 R)
• M62: 42,447,199 km (0.106 R)
• M63: 42,898,386 km (0.084 R)
• M64: 44,444,480 km (0.109 R)
• M65: 46,472,279 km (0.088 R)
• M66: 47,403,825 km (0.113 R)
• M67: 49,570,002 km (0.111 R)
• M68: 49,759,842 km (0.096 R)
• M69: 52,733,997 km (0.063 R)
• M70: 53,608,247 km (0.034 R)
• M71: 55,272,524 km (0.041 R)
• M72: 57,152,670 km (0.064 R)
• M73: 57,850,693 km (0.11 R)
• M74: 58,150,637 km (0.061 R)
• M75: 58,350,949 km (0.091 R)
• M76: 59,255,118 km (0.101 R)
• M77: 59,557,455 km (0.047 R)
• M78: 60,975,494 km (0.101 R)
• M79: 62,302,128 km (0.117 R)
• M80: 63,535,263 km (0.116 R)
• M81: 66,967,487 km (0.096 R)
• M82: 67,072,505 km (0.078 R)
• M83: 67,492,875 km (0.115 R)
• M84: 67,598,042 km (0.108 R)
• M85: 68,653,305 km (0.091 R)
• M86: 69,607,590 km (0.094 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 15,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit