🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.55 AU - 0.63 AU

Year: 191 Days

Day: 25.4 Hours

Environment

Temp: 48 °C

Axial Tilt: 21.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,121,471 km

• M1: 107,561 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.64 AU - 1 AU

Year: 313 Days

Day: 44.6 Hours

Environment

Temp: -1 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.85 AU - 2.17 AU

Year: 1202 Days

Day: 17.7 Hours

Environment

Temp: -102 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.8

Radius: 12.7

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.84 AU - 9.32 AU

Year: 8802 Days

Day: 14.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 80,121,471 km

• M1: 162,613 km (0.042 R)
• M2: 326,871 km (0.069 R)
• M3: 445,054 km (0.049 R)
• M4: 614,249 km (0.063 R)
• M5: 713,881 km (0.112 R)
• M6: 844,181 km (0.106 R)
• M7: 1,358,947 km (0.11 R)
• M8: 1,762,712 km (0.12 R)
• M9: 2,566,202 km (0.099 R)
• M10: 3,206,182 km (0.102 R)
• M11: 3,554,894 km (0.099 R)
• M12: 4,536,705 km (0.065 R)
• M13: 4,627,960 km (0.078 R)
• M14: 4,835,452 km (0.062 R)
• M15: 5,696,388 km (0.049 R)
• M16: 5,943,972 km (0.072 R)
• M17: 6,398,600 km (0.035 R)
• M18: 6,890,777 km (0.092 R)
• M19: 7,422,298 km (0.105 R)
• M20: 8,049,712 km (0.088 R)
• M21: 8,412,038 km (0.077 R)
• M22: 9,825,289 km (0.099 R)
• M23: 10,212,448 km (0.077 R)
• M24: 10,635,212 km (0.079 R)
• M25: 11,279,979 km (0.103 R)
• M26: 12,286,922 km (0.113 R)
• M27: 12,865,866 km (0.104 R)
• M28: 13,388,112 km (0.114 R)
• M29: 14,588,485 km (0.106 R)
• M30: 15,235,795 km (0.081 R)
• M31: 15,338,868 km (0.071 R)
• M32: 16,841,728 km (0.101 R)
• M33: 17,484,700 km (0.072 R)
• M34: 17,700,869 km (0.117 R)
• M35: 18,647,674 km (0.117 R)
• M36: 19,201,485 km (0.093 R)
• M37: 19,685,733 km (0.099 R)
• M38: 20,894,933 km (0.051 R)
• M39: 21,239,457 km (0.073 R)
• M40: 22,089,322 km (0.075 R)
• M41: 23,902,149 km (0.072 R)
• M42: 24,021,977 km (0.033 R)
• M43: 24,182,197 km (0.106 R)
• M44: 25,762,399 km (0.103 R)
• M45: 26,917,294 km (0.107 R)
• M46: 27,584,950 km (0.081 R)
• M47: 28,004,871 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.3

Radius: 7.6

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 15.41 AU - 17.51 AU

Year: 28165 Days

Day: 20 Hours

Environment

Temp: -213 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 80,121,471 km

• M1: 131,646 km (0.1 R)
• M2: 287,826 km (0.087 R)
• M3: 373,695 km (0.103 R)
• M4: 734,675 km (0.09 R)
• M5: 1,155,045 km (0.112 R)
• M6: 2,112,771 km (0.114 R)
• M7: 2,549,597 km (0.032 R)
• M8: 3,054,041 km (0.1 R)
• M9: 3,297,137 km (0.073 R)
• M10: 3,421,154 km (0.109 R)
• M11: 3,673,825 km (0.065 R)
• M12: 3,888,946 km (0.12 R)
• M13: 5,360,989 km (0.067 R)
• M14: 5,703,868 km (0.113 R)
• M15: 6,053,777 km (0.105 R)
• M16: 6,155,055 km (0.11 R)
• M17: 6,774,689 km (0.06 R)
• M18: 8,352,498 km (0.037 R)
• M19: 10,278,421 km (0.09 R)
• M20: 10,581,805 km (0.078 R)
• M21: 11,761,385 km (0.095 R)
• M22: 12,527,774 km (0.057 R)
• M23: 12,592,251 km (0.103 R)
• M24: 12,657,027 km (0.065 R)
• M25: 13,508,089 km (0.085 R)
• M26: 13,574,361 km (0.108 R)
• M27: 15,196,301 km (0.061 R)
• M28: 15,959,998 km (0.12 R)
• M29: 16,100,172 km (0.11 R)
• M30: 16,311,254 km (0.106 R)
• M31: 17,669,304 km (0.079 R)
• M32: 19,063,107 km (0.058 R)
• M33: 20,264,079 km (0.056 R)
• M34: 20,568,062 km (0.068 R)
• M35: 20,720,651 km (0.046 R)
• M36: 21,257,708 km (0.119 R)
• M37: 21,644,119 km (0.098 R)
• M38: 22,659,739 km (0.078 R)
• M39: 25,551,915 km (0.109 R)
• M40: 26,957,686 km (0.037 R)
• M41: 29,843,429 km (0.095 R)
• M42: 30,016,214 km (0.105 R)
• M43: 32,647,791 km (0.098 R)
• M44: 34,352,309 km (0.092 R)
• M45: 34,442,815 km (0.076 R)
• M46: 34,714,784 km (0.084 R)
• M47: 35,078,606 km (0.093 R)
• M48: 37,287,718 km (0.096 R)
• M49: 38,785,342 km (0.099 R)
• M50: 38,879,589 km (0.106 R)
• M51: 39,826,244 km (0.093 R)
• M52: 40,302,414 km (0.03 R)
• M53: 40,972,314 km (0.088 R)
• M54: 41,260,589 km (0.108 R)
• M55: 43,296,765 km (0.116 R)
• M56: 43,688,413 km (0.119 R)
• M57: 44,870,086 km (0.045 R)
• M58: 48,274,934 km (0.113 R)
• M59: 48,680,942 km (0.113 R)
• M60: 49,496,400 km (0.118 R)
• M61: 50,213,572 km (0.105 R)
• M62: 50,624,967 km (0.12 R)
• M63: 51,347,524 km (0.111 R)
• M64: 51,554,568 km (0.112 R)
• M65: 52,385,734 km (0.064 R)
• M66: 52,594,273 km (0.107 R)
• M67: 53,221,238 km (0.068 R)
• M68: 53,745,728 km (0.106 R)
• M69: 53,955,913 km (0.096 R)
• M70: 54,377,330 km (0.102 R)
• M71: 55,541,650 km (0.077 R)
• M72: 56,286,797 km (0.04 R)
• M73: 58,434,125 km (0.113 R)
• M74: 60,389,519 km (0.115 R)
• M75: 62,366,305 km (0.069 R)
• M76: 63,030,071 km (0.115 R)
• M77: 63,473,778 km (0.056 R)
• M78: 66,608,751 km (0.11 R)
• M79: 67,173,932 km (0.094 R)
• M80: 70,138,064 km (0.088 R)
• M81: 71,289,369 km (0.119 R)
• M82: 71,635,988 km (0.091 R)
• M83: 71,983,204 km (0.104 R)
• M84: 72,215,081 km (0.066 R)
• M85: 72,563,195 km (0.111 R)
• M86: 75,368,155 km (0.077 R)
• M87: 76,311,071 km (0.053 R)
• M88: 76,429,253 km (0.1 R)
• M89: 76,902,281 km (0.073 R)
• M90: 77,139,244 km (0.066 R)
• M91: 77,495,138 km (0.099 R)
• M92: 78,208,570 km (0.093 R)
• M93: 78,446,730 km (0.087 R)
• M94: 78,685,338 km (0.12 R)
• M95: 79,163,004 km (0.117 R)
• M96: 79,402,361 km (0.062 R)
• M97: 79,522,039 km (0.058 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 20,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit