🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.42 AU - 0.6 AU

Year: 136 Days

Day: 27.6 Hours

Environment

Temp: 219 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.63 AU - 0.77 AU

Year: 219 Days

Day: 45.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 161.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.31 AU - 1.61 AU

Year: 661 Days

Day: 15.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.24 AU - 1.78 AU

Year: 695 Days

Day: 24.4 Hours

Environment

Temp: -52 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.28 AU - 1.78 AU

Year: 709 Days

Day: 30.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.53 AU - 1.69 AU

Year: 766 Days

Day: 43.7 Hours

Environment

Temp: -43 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.2

Radius: 14.5

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.8 AU - 10.74 AU

Year: 10577 Days

Day: 5.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 105,611,845 km

• M1: 202,256 km (0.076 R)
• M2: 346,768 km (0.086 R)
• M3: 447,447 km (0.1 R)
• M4: 845,826 km (0.09 R)
• M5: 966,701 km (0.042 R)
• M6: 1,760,019 km (0.086 R)
• M7: 2,167,374 km (0.052 R)
• M8: 2,295,579 km (0.064 R)
• M9: 2,582,358 km (0.073 R)
• M10: 3,215,307 km (0.096 R)
• M11: 3,689,383 km (0.094 R)
• M12: 4,483,149 km (0.083 R)
• M13: 4,648,305 km (0.094 R)
• M14: 4,956,327 km (0.03 R)
• M15: 5,770,738 km (0.101 R)
• M16: 6,224,319 km (0.091 R)
• M17: 6,440,039 km (0.114 R)
• M18: 6,689,568 km (0.033 R)
• M19: 6,942,388 km (0.06 R)
• M20: 7,134,023 km (0.111 R)
• M21: 7,262,827 km (0.118 R)
• M22: 8,320,783 km (0.12 R)
• M23: 8,764,490 km (0.038 R)
• M24: 8,971,833 km (0.036 R)
• M25: 10,762,968 km (0.11 R)
• M26: 10,873,820 km (0.089 R)
• M27: 11,059,621 km (0.049 R)
• M28: 12,080,926 km (0.108 R)
• M29: 12,544,529 km (0.115 R)
• M30: 12,661,365 km (0.097 R)
• M31: 12,778,501 km (0.112 R)
• M32: 13,370,010 km (0.119 R)
• M33: 13,970,347 km (0.039 R)
• M34: 15,488,915 km (0.101 R)
• M35: 16,629,898 km (0.082 R)
• M36: 17,448,946 km (0.117 R)
• M37: 17,973,137 km (0.101 R)
• M38: 18,281,309 km (0.076 R)
• M39: 19,531,498 km (0.092 R)
• M40: 19,757,540 km (0.111 R)
• M41: 20,166,840 km (0.071 R)
• M42: 20,993,817 km (0.1 R)
• M43: 21,691,392 km (0.111 R)
• M44: 22,160,830 km (0.099 R)
• M45: 23,013,987 km (0.081 R)
• M46: 24,557,388 km (0.115 R)
• M47: 25,390,947 km (0.108 R)
• M48: 25,835,851 km (0.111 R)
• M49: 25,984,851 km (0.071 R)
• M50: 26,183,816 km (0.094 R)
• M51: 26,483,311 km (0.075 R)
• M52: 26,733,738 km (0.109 R)
• M53: 26,884,383 km (0.105 R)
• M54: 26,984,913 km (0.071 R)
• M55: 27,136,007 km (0.113 R)
• M56: 27,844,951 km (0.099 R)
• M57: 28,765,277 km (0.117 R)
• M58: 30,530,981 km (0.101 R)
• M59: 31,268,349 km (0.077 R)
• M60: 31,427,072 km (0.094 R)
• M61: 31,745,416 km (0.098 R)
• M62: 35,096,708 km (0.111 R)
• M63: 35,592,475 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 711.3

Radius: 6

Gravity: 19.76 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 17.58 AU - 21.28 AU

Year: 32095 Days

Day: 24.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 105,611,845 km

• M1: 84,074 km (0.076 R)
• M2: 123,717 km (0.055 R)
• M3: 350,957 km (0.075 R)
• M4: 542,891 km (0.078 R)
• M5: 623,075 km (0.082 R)
• M6: 887,415 km (0.077 R)
• M7: 2,113,519 km (0.118 R)
• M8: 2,462,680 km (0.031 R)
• M9: 2,924,190 km (0.094 R)
• M10: 3,019,633 km (0.062 R)
• M11: 3,872,490 km (0.106 R)
• M12: 4,030,466 km (0.106 R)
• M13: 4,083,573 km (0.072 R)
• M14: 5,078,549 km (0.071 R)
• M15: 5,309,528 km (0.095 R)
• M16: 5,543,798 km (0.061 R)
• M17: 5,721,819 km (0.047 R)
• M18: 6,267,253 km (0.101 R)
• M19: 6,892,423 km (0.07 R)
• M20: 7,148,085 km (0.102 R)
• M21: 7,471,965 km (0.107 R)
• M22: 9,162,421 km (0.098 R)
• M23: 10,014,081 km (0.09 R)
• M24: 11,039,276 km (0.114 R)
• M25: 11,338,322 km (0.064 R)
• M26: 11,868,048 km (0.12 R)
• M27: 11,944,343 km (0.109 R)
• M28: 12,251,318 km (0.112 R)
• M29: 12,873,046 km (0.112 R)
• M30: 13,187,651 km (0.115 R)
• M31: 14,147,022 km (0.084 R)
• M32: 14,309,036 km (0.066 R)
• M33: 15,460,641 km (0.103 R)
• M34: 15,711,217 km (0.055 R)
• M35: 16,047,513 km (0.073 R)
• M36: 16,984,445 km (0.112 R)
• M37: 22,586,287 km (0.077 R)
• M38: 23,251,698 km (0.079 R)
• M39: 23,634,668 km (0.11 R)
• M40: 24,894,133 km (0.111 R)
• M41: 26,773,681 km (0.112 R)
• M42: 28,187,530 km (0.12 R)
• M43: 28,289,406 km (0.075 R)
• M44: 30,877,001 km (0.09 R)
• M45: 31,403,585 km (0.103 R)
• M46: 31,720,882 km (0.113 R)
• M47: 32,893,580 km (0.095 R)
• M48: 33,971,881 km (0.103 R)
• M49: 36,163,191 km (0.058 R)
• M50: 36,495,747 km (0.109 R)
• M51: 39,079,302 km (0.037 R)
• M52: 39,648,672 km (0.089 R)
• M53: 39,991,700 km (0.106 R)
• M54: 40,450,516 km (0.107 R)
• M55: 41,489,174 km (0.08 R)
• M56: 43,122,334 km (0.093 R)
• M57: 43,357,352 km (0.112 R)
• M58: 46,933,340 km (0.034 R)
• M59: 48,389,974 km (0.11 R)
• M60: 49,984,688 km (0.054 R)
• M61: 50,231,674 km (0.087 R)
• M62: 52,597,115 km (0.072 R)
• M63: 55,508,739 km (0.09 R)
• M64: 59,253,772 km (0.116 R)
• M65: 61,486,819 km (0.053 R)
• M66: 62,148,790 km (0.114 R)
• M67: 62,547,169 km (0.059 R)
• M68: 63,079,588 km (0.034 R)
• M69: 65,224,372 km (0.028 R)
• M70: 68,075,409 km (0.087 R)
• M71: 68,212,141 km (0.092 R)
• M72: 68,897,449 km (0.116 R)
• M73: 70,274,797 km (0.049 R)
• M74: 70,413,025 km (0.116 R)
• M75: 70,828,309 km (0.072 R)
• M76: 71,939,522 km (0.078 R)
• M77: 72,357,797 km (0.1 R)
• M78: 74,038,679 km (0.067 R)
• M79: 76,158,032 km (0.114 R)
• M80: 76,868,771 km (0.112 R)
• M81: 77,724,771 km (0.048 R)
• M82: 78,153,817 km (0.112 R)
• M83: 79,014,454 km (0.091 R)
• M84: 79,734,169 km (0.097 R)
• M85: 86,011,595 km (0.12 R)
• M86: 86,307,500 km (0.088 R)
• M87: 89,883,637 km (0.052 R)
• M88: 90,935,908 km (0.115 R)
• M89: 92,749,034 km (0.094 R)
• M90: 94,116,658 km (0.093 R)
• M91: 96,718,315 km (0.041 R)
• M92: 101,835,459 km (0.046 R)
• M93: 103,560,622 km (0.082 R)
• M94: 104,032,753 km (0.085 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 17,267 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit