🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.44 AU - 0.68 AU

Year: 155 Days

Day: 41.9 Hours

Environment

Temp: 236 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.68 AU - 0.8 AU

Year: 235 Days

Day: 19.4 Hours

Environment

Temp: 129 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.18 AU - 1.18 AU

Year: 473 Days

Day: 47.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 4.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 88,428,318 km

• M1: 848,070 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.79 AU - 2.59 AU

Year: 1196 Days

Day: 16.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.43 AU - 2.61 AU

Year: 1476 Days

Day: 24.5 Hours

Environment

Temp: -86 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,428,318 km

• M1: 191,336 km (0.068 R)
• M2: 249,080 km (0.075 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.2 AU - 3.3 AU

Year: 1683 Days

Day: 17.7 Hours

Environment

Temp: -89 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.7

Radius: 10.8

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.36 AU - 5.04 AU

Year: 3759 Days

Day: 8.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 88,428,318 km

• M1: 152,739 km (0.116 R)
• M2: 235,916 km (0.112 R)
• M3: 379,530 km (0.071 R)
• M4: 530,923 km (0.113 R)
• M5: 1,020,856 km (0.09 R)
• M6: 1,255,874 km (0.086 R)
• M7: 1,338,303 km (0.047 R)
• M8: 1,436,888 km (0.069 R)
• M9: 1,538,016 km (0.067 R)
• M10: 1,611,767 km (0.092 R)
• M11: 1,686,716 km (0.111 R)
• M12: 2,466,420 km (0.118 R)
• M13: 2,803,015 km (0.082 R)
• M14: 3,135,721 km (0.094 R)
• M15: 3,268,414 km (0.099 R)
• M16: 3,383,904 km (0.038 R)
• M17: 3,480,993 km (0.104 R)
• M18: 3,738,152 km (0.057 R)
• M19: 3,818,486 km (0.096 R)
• M20: 4,208,338 km (0.103 R)
• M21: 4,313,056 km (0.071 R)
• M22: 4,610,906 km (0.057 R)
• M23: 5,226,950 km (0.091 R)
• M24: 5,362,336 km (0.051 R)
• M25: 5,962,522 km (0.112 R)
• M26: 6,632,721 km (0.066 R)
• M27: 6,804,160 km (0.116 R)
• M28: 7,026,612 km (0.095 R)
• M29: 7,301,722 km (0.052 R)
• M30: 7,733,911 km (0.119 R)
• M31: 8,279,494 km (0.08 R)
• M32: 8,783,789 km (0.106 R)
• M33: 8,945,055 km (0.047 R)
• M34: 9,188,900 km (0.094 R)
• M35: 9,407,612 km (0.107 R)
• M36: 9,600,294 km (0.074 R)
• M37: 9,961,722 km (0.086 R)
• M38: 10,186,269 km (0.084 R)
• M39: 10,270,941 km (0.115 R)
• M40: 10,441,034 km (0.089 R)
• M41: 11,363,604 km (0.074 R)
• M42: 11,480,889 km (0.113 R)
• M43: 11,686,885 km (0.082 R)
• M44: 11,894,078 km (0.092 R)
• M45: 12,132,537 km (0.107 R)
• M46: 12,553,505 km (0.117 R)
• M47: 12,948,593 km (0.117 R)
• M48: 13,348,020 km (0.06 R)
• M49: 13,471,587 km (0.11 R)
• M50: 14,190,256 km (0.064 R)
• M51: 14,411,361 km (0.06 R)
• M52: 15,242,976 km (0.069 R)
• M53: 15,697,155 km (0.098 R)
• M54: 15,827,754 km (0.06 R)
• M55: 17,153,640 km (0.085 R)
• M56: 17,254,469 km (0.053 R)
• M57: 17,659,879 km (0.102 R)
• M58: 17,863,781 km (0.051 R)
• M59: 18,000,214 km (0.066 R)
• M60: 18,205,462 km (0.099 R)
• M61: 18,308,386 km (0.105 R)
• M62: 18,377,051 km (0.099 R)
• M63: 18,445,866 km (0.11 R)
• M64: 18,895,109 km (0.118 R)
• M65: 18,999,378 km (0.11 R)
• M66: 19,558,276 km (0.069 R)
• M67: 19,628,437 km (0.105 R)
• M68: 19,734,054 km (0.032 R)
• M69: 19,839,819 km (0.043 R)
• M70: 19,981,040 km (0.095 R)
• M71: 21,267,282 km (0.094 R)
• M72: 21,774,868 km (0.105 R)
• M73: 21,884,074 km (0.112 R)
• M74: 22,030,082 km (0.115 R)
• M75: 22,396,447 km (0.109 R)
• M76: 22,506,700 km (0.085 R)
• M77: 22,838,658 km (0.065 R)
• M78: 24,069,849 km (0.062 R)
• M79: 24,145,096 km (0.12 R)
• M80: 24,258,192 km (0.082 R)
• M81: 24,484,983 km (0.027 R)
• M82: 24,826,515 km (0.102 R)
• M83: 25,245,987 km (0.102 R)
• M84: 25,744,746 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.4

Radius: 7

Gravity: 18.58 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 12.69 AU - 17.59 AU

Year: 21735 Days

Day: 23.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 88,428,318 km

• M1: 138,827 km (0.047 R)
• M2: 203,154 km (0.104 R)
• M3: 741,407 km (0.082 R)
• M4: 820,395 km (0.091 R)
• M5: 1,551,031 km (0.062 R)
• M6: 2,755,892 km (0.098 R)
• M7: 3,135,871 km (0.094 R)
• M8: 4,132,641 km (0.101 R)
• M9: 4,714,726 km (0.114 R)
• M10: 8,107,307 km (0.075 R)
• M11: 8,406,952 km (0.082 R)
• M12: 8,588,563 km (0.098 R)
• M13: 8,771,372 km (0.116 R)
• M14: 8,893,893 km (0.077 R)
• M15: 9,831,422 km (0.111 R)
• M16: 10,669,171 km (0.107 R)
• M17: 11,063,511 km (0.115 R)
• M18: 11,529,657 km (0.083 R)
• M19: 12,002,088 km (0.045 R)
• M20: 12,480,950 km (0.107 R)
• M21: 14,821,259 km (0.039 R)
• M22: 16,379,321 km (0.064 R)
• M23: 17,216,022 km (0.056 R)
• M24: 17,369,659 km (0.082 R)
• M25: 17,600,937 km (0.06 R)
• M26: 17,833,263 km (0.062 R)
• M27: 20,130,787 km (0.085 R)
• M28: 21,026,280 km (0.089 R)
• M29: 22,018,114 km (0.11 R)
• M30: 23,194,252 km (0.068 R)
• M31: 23,534,139 km (0.107 R)
• M32: 24,390,886 km (0.119 R)
• M33: 24,477,054 km (0.054 R)
• M34: 24,736,457 km (0.059 R)
• M35: 25,170,590 km (0.105 R)
• M36: 25,958,522 km (0.06 R)
• M37: 26,223,011 km (0.1 R)
• M38: 28,008,611 km (0.071 R)
• M39: 28,642,906 km (0.109 R)
• M40: 29,190,285 km (0.072 R)
• M41: 29,833,256 km (0.116 R)
• M42: 30,110,311 km (0.079 R)
• M43: 31,695,899 km (0.118 R)
• M44: 32,831,497 km (0.067 R)
• M45: 33,595,942 km (0.073 R)
• M46: 34,269,731 km (0.108 R)
• M47: 34,366,221 km (0.119 R)
• M48: 34,463,011 km (0.085 R)
• M49: 34,559,801 km (0.066 R)
• M50: 35,239,873 km (0.114 R)
• M51: 35,728,310 km (0.065 R)
• M52: 36,613,181 km (0.097 R)
• M53: 37,107,901 km (0.075 R)
• M54: 38,304,086 km (0.104 R)
• M55: 38,504,697 km (0.09 R)
• M56: 39,209,602 km (0.073 R)
• M57: 39,411,858 km (0.101 R)
• M58: 41,246,975 km (0.037 R)
• M59: 41,555,596 km (0.093 R)
• M60: 42,901,528 km (0.085 R)
• M61: 43,423,026 km (0.068 R)
• M62: 43,737,032 km (0.109 R)
• M63: 44,261,821 km (0.093 R)
• M64: 45,211,768 km (0.065 R)
• M65: 45,423,897 km (0.055 R)
• M66: 45,636,177 km (0.116 R)
• M67: 46,917,183 km (0.073 R)
• M68: 52,047,044 km (0.061 R)
• M69: 53,609,145 km (0.093 R)
• M70: 55,299,900 km (0.114 R)
• M71: 56,322,701 km (0.117 R)
• M72: 57,351,635 km (0.098 R)
• M73: 58,386,852 km (0.118 R)
• M74: 59,893,153 km (0.099 R)
• M75: 60,242,464 km (0.072 R)
• M76: 61,294,736 km (0.102 R)
• M77: 64,368,673 km (0.103 R)
• M78: 64,607,132 km (0.051 R)
• M79: 64,726,511 km (0.085 R)
• M80: 65,324,453 km (0.067 R)
• M81: 67,613,301 km (0.116 R)
• M82: 68,098,596 km (0.104 R)
• M83: 69,194,550 km (0.077 R)
• M84: 71,403,961 km (0.096 R)
• M85: 71,650,798 km (0.077 R)
• M86: 72,765,451 km (0.077 R)
• M87: 73,138,249 km (0.11 R)
• M88: 75,639,825 km (0.082 R)
• M89: 75,765,637 km (0.116 R)
• M90: 77,661,341 km (0.082 R)
• M91: 80,469,592 km (0.112 R)
• M92: 80,598,097 km (0.114 R)
• M93: 82,921,651 km (0.035 R)
• M94: 83,181,203 km (0.087 R)
• M95: 85,267,196 km (0.095 R)
• M96: 88,295,805 km (0.03 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: 534 - 19,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit