🌌 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: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.39 AU - 0.63 AU

Year: 139 Days

Day: 35.9 Hours

Environment

Temp: 152 °C

Axial Tilt: 23.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.58 AU - 0.6 AU

Year: 174 Days

Day: 32.8 Hours

Environment

Temp: 183 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 14,639,627 km

• M1: 309,219 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.29 AU - 1.37 AU

Year: 587 Days

Day: 13.8 Hours

Environment

Temp: -37 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,639,627 km

• M1: 533,017 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.3 AU - 1.48 AU

Year: 627 Days

Day: 44.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.98 AU - 3.18 AU

Year: 1587 Days

Day: 30.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.8

Radius: 12.8

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.73 AU - 6.75 AU

Year: 6700 Days

Day: 10.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 14,639,627 km

• M1: 212,878 km (0.052 R)
• M2: 328,667 km (0.104 R)
• M3: 575,802 km (0.07 R)
• M4: 677,678 km (0.08 R)
• M5: 902,225 km (0.115 R)
• M6: 1,218,475 km (0.103 R)
• M7: 1,443,171 km (0.106 R)
• M8: 1,644,230 km (0.084 R)
• M9: 1,777,223 km (0.106 R)
• M10: 2,260,873 km (0.071 R)
• M11: 2,628,135 km (0.099 R)
• M12: 2,717,296 km (0.094 R)
• M13: 2,991,359 km (0.079 R)
• M14: 3,715,562 km (0.045 R)
• M15: 4,201,755 km (0.07 R)
• M16: 4,306,773 km (0.062 R)
• M17: 4,735,670 km (0.086 R)
• M18: 5,010,781 km (0.081 R)
• M19: 5,404,821 km (0.07 R)
• M20: 5,634,454 km (0.087 R)
• M21: 6,073,973 km (0.085 R)
• M22: 6,707,969 km (0.067 R)
• M23: 6,862,054 km (0.05 R)
• M24: 6,955,104 km (0.1 R)
• M25: 7,205,232 km (0.106 R)
• M26: 7,650,136 km (0.115 R)
• M27: 8,104,016 km (0.075 R)
• M28: 8,235,363 km (0.095 R)
• M29: 8,433,730 km (0.069 R)
• M30: 8,902,569 km (0.045 R)
• M31: 9,004,146 km (0.097 R)
• M32: 9,448,901 km (0.112 R)
• M33: 9,830,974 km (0.118 R)
• M34: 10,182,678 km (0.085 R)
• M35: 10,502,668 km (0.106 R)
• M36: 10,645,983 km (0.089 R)
• M37: 10,862,301 km (0.104 R)
• M38: 11,225,824 km (0.12 R)
• M39: 12,189,982 km (0.085 R)
• M40: 12,988,087 km (0.114 R)
• M41: 13,881,635 km (0.06 R)
• M42: 13,999,668 km (0.104 R)
• M43: 14,594,619 km (0.108 R)
• M44: 15,850,642 km (0.109 R)
• M45: 16,470,875 km (0.048 R)
• M46: 16,721,152 km (0.076 R)
• M47: 17,099,037 km (0.1 R)
• M48: 17,991,538 km (0.075 R)
• M49: 18,120,341 km (0.068 R)
• M50: 18,465,164 km (0.096 R)
• M51: 19,645,043 km (0.099 R)
• M52: 20,177,312 km (0.096 R)
• M53: 20,489,972 km (0.046 R)
• M54: 21,483,002 km (0.107 R)
• M55: 21,848,021 km (0.073 R)
• M56: 22,353,363 km (0.071 R)
• M57: 22,491,890 km (0.112 R)
• M58: 22,769,694 km (0.113 R)
• M59: 22,908,969 km (0.12 R)
• M60: 23,188,418 km (0.03 R)
• M61: 23,328,591 km (0.119 R)
• M62: 24,365,304 km (0.119 R)
• M63: 24,555,443 km (0.076 R)
• M64: 24,650,588 km (0.112 R)
• M65: 25,080,681 km (0.043 R)
• M66: 25,657,980 km (0.108 R)
• M67: 25,996,819 km (0.078 R)
• M68: 26,434,692 km (0.098 R)
• M69: 26,581,148 km (0.118 R)
• M70: 27,366,836 km (0.109 R)
• M71: 27,812,189 km (0.091 R)
• M72: 28,509,764 km (0.072 R)
• M73: 28,609,845 km (0.085 R)
• M74: 28,860,720 km (0.08 R)
• M75: 29,162,609 km (0.053 R)
• M76: 30,329,772 km (0.12 R)
• M77: 31,099,153 km (0.11 R)
• M78: 31,408,821 km (0.035 R)
• M79: 32,083,059 km (0.118 R)
• M80: 32,187,179 km (0.101 R)
• M81: 32,866,951 km (0.052 R)
• M82: 33,287,621 km (0.042 R)
• M83: 33,551,362 km (0.044 R)
• M84: 33,763,043 km (0.094 R)
• M85: 34,028,130 km (0.041 R)
• M86: 36,119,359 km (0.058 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.3

Radius: 10.9

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 7.32 AU - 9.52 AU

Year: 9355 Days

Day: 12.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 14,639,627 km

• M1: 226,491 km (0.071 R)
• M2: 338,091 km (0.08 R)
• M3: 415,732 km (0.103 R)
• M4: 501,302 km (0.1 R)
• M5: 847,023 km (0.116 R)
• M6: 1,224,758 km (0.03 R)
• M7: 1,511,387 km (0.075 R)
• M8: 1,798,466 km (0.093 R)
• M9: 1,916,050 km (0.058 R)
• M10: 2,036,326 km (0.053 R)
• M11: 2,284,509 km (0.085 R)
• M12: 2,494,993 km (0.075 R)
• M13: 3,023,672 km (0.081 R)
• M14: 3,479,646 km (0.114 R)
• M15: 3,654,526 km (0.047 R)
• M16: 3,873,837 km (0.078 R)
• M17: 5,278,860 km (0.118 R)
• M18: 5,495,927 km (0.069 R)
• M19: 6,509,153 km (0.11 R)
• M20: 6,625,241 km (0.11 R)
• M21: 6,842,756 km (0.09 R)
• M22: 7,011,652 km (0.073 R)
• M23: 7,912,381 km (0.112 R)
• M24: 8,125,558 km (0.115 R)
• M25: 8,286,525 km (0.087 R)
• M26: 8,886,114 km (0.067 R)
• M27: 8,978,266 km (0.095 R)
• M28: 9,052,167 km (0.109 R)
• M29: 10,572,231 km (0.051 R)
• M30: 11,103,004 km (0.112 R)
• M31: 12,375,185 km (0.114 R)
• M32: 12,601,975 km (0.042 R)
• M33: 13,164,613 km (0.084 R)
• M34: 13,417,433 km (0.108 R)
• M35: 14,292,880 km (0.063 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 12,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit