🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.47 AU - 0.77 AU

Year: 177 Days

Day: 26.9 Hours

Environment

Temp: 208 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,709,845 km

• M1: 342,729 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.71 AU - 0.77 AU

Year: 230 Days

Day: 45.2 Hours

Environment

Temp: 189 °C

Axial Tilt: 46.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.87 AU - 1.45 AU

Year: 452 Days

Day: 23.5 Hours

Environment

Temp: 4 °C

Axial Tilt: 29.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.05 AU - 1.47 AU

Year: 512 Days

Day: 37 Hours

Environment

Temp: -3 °C

Axial Tilt: 15.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,709,845 km

• M1: 31,116 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.34 AU - 2.02 AU

Year: 788 Days

Day: 28.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.61 AU - 3.43 AU

Year: 1898 Days

Day: 39.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,709,845 km

• M1: 750,084 km (0.117 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.16 AU - 5.14 AU

Year: 3626 Days

Day: 38.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.4

Radius: 14.2

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.57 AU - 5.41 AU

Year: 4031 Days

Day: 14 Hours

Environment

Temp: -131 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 31,709,845 km

• M1: 245,191 km (0.044 R)
• M2: 394,190 km (0.084 R)
• M3: 693,536 km (0.111 R)
• M4: 1,638,994 km (0.069 R)
• M5: 2,030,193 km (0.093 R)
• M6: 2,262,369 km (0.076 R)
• M7: 2,468,664 km (0.073 R)
• M8: 3,086,802 km (0.066 R)
• M9: 3,181,797 km (0.114 R)
• M10: 3,793,054 km (0.118 R)
• M11: 4,018,797 km (0.12 R)
• M12: 4,164,805 km (0.116 R)
• M13: 4,334,000 km (0.12 R)
• M14: 4,832,909 km (0.111 R)
• M15: 5,033,220 km (0.11 R)
• M16: 5,191,046 km (0.071 R)
• M17: 5,282,002 km (0.09 R)
• M18: 5,534,672 km (0.115 R)
• M19: 5,627,573 km (0.117 R)
• M20: 6,076,067 km (0.106 R)
• M21: 6,414,158 km (0.111 R)
• M22: 6,585,448 km (0.1 R)
• M23: 7,286,015 km (0.072 R)
• M24: 7,697,110 km (0.074 R)
• M25: 7,853,290 km (0.097 R)
• M26: 8,595,894 km (0.114 R)
• M27: 8,866,516 km (0.119 R)
• M28: 8,975,723 km (0.058 R)
• M29: 9,195,183 km (0.111 R)
• M30: 9,388,762 km (0.119 R)
• M31: 9,499,914 km (0.104 R)
• M32: 9,611,514 km (0.057 R)
• M33: 9,836,210 km (0.104 R)
• M34: 10,034,277 km (0.084 R)
• M35: 10,491,747 km (0.114 R)
• M36: 10,723,175 km (0.043 R)
• M37: 11,161,497 km (0.116 R)
• M38: 12,481,250 km (0.118 R)
• M39: 13,472,036 km (0.105 R)
• M40: 13,881,635 km (0.056 R)
• M41: 14,199,680 km (0.106 R)
• M42: 14,455,792 km (0.079 R)
• M43: 14,713,399 km (0.11 R)
• M44: 15,168,027 km (0.037 R)
• M45: 15,298,776 km (0.05 R)
• M46: 15,495,647 km (0.107 R)
• M47: 15,693,265 km (0.069 R)
• M48: 16,324,718 km (0.031 R)
• M49: 16,458,758 km (0.074 R)
• M50: 17,134,342 km (0.056 R)
• M51: 17,784,494 km (0.116 R)
• M52: 18,130,065 km (0.087 R)
• M53: 18,512,587 km (0.12 R)
• M54: 18,968,262 km (0.066 R)
• M55: 19,321,163 km (0.076 R)
• M56: 19,640,704 km (0.099 R)
• M57: 19,890,533 km (0.103 R)
• M58: 20,501,491 km (0.068 R)
• M59: 20,682,354 km (0.092 R)
• M60: 20,827,464 km (0.079 R)
• M61: 21,082,230 km (0.115 R)
• M62: 21,301,390 km (0.1 R)
• M63: 21,447,847 km (0.09 R)
• M64: 22,222,764 km (0.032 R)
• M65: 22,557,564 km (0.074 R)
• M66: 22,969,107 km (0.12 R)
• M67: 24,104,256 km (0.094 R)
• M68: 24,640,265 km (0.038 R)
• M69: 25,025,480 km (0.072 R)
• M70: 25,646,012 km (0.076 R)
• M71: 25,840,938 km (0.073 R)
• M72: 26,153,897 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.7

Radius: 8.7

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.45 AU - 7.53 AU

Year: 5979 Days

Day: 8.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 31,709,845 km

• M1: 111,002 km (0.094 R)
• M2: 166,203 km (0.05 R)
• M3: 248,332 km (0.087 R)
• M4: 333,154 km (0.096 R)
• M5: 572,661 km (0.078 R)
• M6: 744,399 km (0.094 R)
• M7: 809,923 km (0.027 R)
• M8: 1,107,473 km (0.105 R)
• M9: 1,292,675 km (0.1 R)
• M10: 1,538,465 km (0.081 R)
• M11: 1,640,939 km (0.107 R)
• M12: 2,018,075 km (0.092 R)
• M13: 2,168,720 km (0.082 R)
• M14: 2,342,852 km (0.079 R)
• M15: 2,787,607 km (0.088 R)
• M16: 3,171,026 km (0.105 R)
• M17: 3,480,993 km (0.105 R)
• M18: 3,571,350 km (0.113 R)
• M19: 3,731,270 km (0.117 R)
• M20: 4,468,040 km (0.074 R)
• M21: 4,916,384 km (0.112 R)
• M22: 5,615,605 km (0.119 R)
• M23: 5,990,348 km (0.057 R)
• M24: 6,623,745 km (0.083 R)
• M25: 6,679,844 km (0.051 R)
• M26: 6,764,217 km (0.117 R)
• M27: 6,905,737 km (0.096 R)
• M28: 7,048,304 km (0.073 R)
• M29: 7,804,970 km (0.092 R)
• M30: 7,893,980 km (0.118 R)
• M31: 8,042,980 km (0.09 R)
• M32: 8,648,552 km (0.104 R)
• M33: 9,237,369 km (0.084 R)
• M34: 9,616,002 km (0.111 R)
• M35: 9,679,581 km (0.106 R)
• M36: 9,999,720 km (0.109 R)
• M37: 10,258,225 km (0.073 R)
• M38: 11,147,285 km (0.115 R)
• M39: 11,516,493 km (0.114 R)
• M40: 11,617,920 km (0.112 R)
• M41: 11,753,606 km (0.027 R)
• M42: 12,267,025 km (0.12 R)
• M43: 12,336,140 km (0.081 R)
• M44: 12,822,781 km (0.026 R)
• M45: 13,033,415 km (0.107 R)
• M46: 13,103,876 km (0.071 R)
• M47: 13,457,974 km (0.095 R)
• M48: 14,139,392 km (0.031 R)
• M49: 14,393,260 km (0.055 R)
• M50: 14,979,235 km (0.087 R)
• M51: 15,647,937 km (0.061 R)
• M52: 16,098,975 km (0.116 R)
• M53: 17,168,300 km (0.052 R)
• M54: 17,633,550 km (0.033 R)
• M55: 17,867,670 km (0.097 R)
• M56: 18,536,822 km (0.078 R)
• M57: 18,616,109 km (0.099 R)
• M58: 18,774,982 km (0.117 R)
• M59: 19,414,961 km (0.096 R)
• M60: 20,716,164 km (0.081 R)
• M61: 21,004,588 km (0.112 R)
• M62: 21,543,739 km (0.075 R)
• M63: 22,213,638 km (0.083 R)
• M64: 22,297,862 km (0.092 R)
• M65: 22,508,795 km (0.073 R)
• M66: 22,762,962 km (0.101 R)
• M67: 22,890,269 km (0.033 R)
• M68: 23,616,717 km (0.037 R)
• M69: 24,307,260 km (0.067 R)
• M70: 24,742,141 km (0.118 R)
• M71: 26,106,923 km (0.102 R)
• M72: 26,462,966 km (0.108 R)
• M73: 27,000,321 km (0.113 R)
• M74: 28,222,237 km (0.084 R)
• M75: 28,679,258 km (0.098 R)
• M76: 28,816,888 km (0.092 R)
• M77: 29,554,555 km (0.075 R)
• M78: 29,740,057 km (0.11 R)
• M79: 30,065,432 km (0.079 R)
• M80: 30,391,855 km (0.12 R)
• M81: 31,425,875 km (0.037 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 412 - 11,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit