🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.02 AU - 1.32 AU

Year: 451 Days

Day: 46.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.5 AU - 2.16 AU

Year: 882 Days

Day: 14.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,515,059 km

• M1: 61,036 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.05 AU - 2.21 AU

Year: 1108 Days

Day: 17.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.01 AU - 2.41 AU

Year: 1171 Days

Day: 41.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,515,059 km

• M1: 27,376 km (0.062 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.9 AU - 3.52 AU

Year: 2050 Days

Day: 19.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,515,059 km

• M1: 3,020,680 km (0.091 R)

Asteroid Belt

Center: 8.22 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.1

Radius: 3.5

Gravity: 26.29 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 12.45 AU - 14.01 AU

Year: 17153 Days

Day: 22.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,515,059 km

• M1: 43,533 km (0.078 R)
• M2: 409,599 km (0.078 R)
• M3: 970,741 km (0.087 R)
• M4: 1,484,460 km (0.113 R)
• M5: 1,743,563 km (0.086 R)
• M6: 3,233,558 km (0.097 R)
• M7: 4,169,293 km (0.111 R)
• M8: 4,376,037 km (0.106 R)
• M9: 5,584,189 km (0.117 R)
• M10: 7,634,279 km (0.088 R)
• M11: 8,169,839 km (0.094 R)
• M12: 8,873,996 km (0.111 R)
• M13: 9,617,797 km (0.042 R)
• M14: 10,892,819 km (0.098 R)
• M15: 23,935,659 km (0.119 R)
• M16: 24,502,186 km (0.101 R)
• M17: 25,957,624 km (0.106 R)
• M18: 30,779,014 km (0.12 R)
• M19: 31,112,617 km (0.099 R)
• M20: 32,933,074 km (0.072 R)
• M21: 37,665,303 km (0.058 R)
• M22: 43,665,374 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.5

Radius: 3.8

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 14.14 AU - 17.82 AU

Year: 22770 Days

Day: 21.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,515,059 km

• M1: 47,273 km (0.041 R)
• M2: 309,668 km (0.111 R)
• M3: 777,759 km (0.107 R)
• M4: 988,992 km (0.114 R)
• M5: 1,337,704 km (0.06 R)
• M6: 2,128,778 km (0.09 R)
• M7: 3,915,575 km (0.074 R)
• M8: 5,150,804 km (0.117 R)
• M9: 11,489,565 km (0.106 R)
• M10: 12,744,991 km (0.107 R)
• M11: 12,863,472 km (0.053 R)
• M12: 21,903,971 km (0.027 R)
• M13: 24,366,202 km (0.063 R)
• M14: 29,727,490 km (0.091 R)
• M15: 33,182,154 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 273

Radius: 3.2

Gravity: 26.66 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 17.31 AU - 17.51 AU

Year: 25894 Days

Day: 23.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,515,059 km

• M1: 59,839 km (0.039 R)
• M2: 322,383 km (0.088 R)
• M3: 433,983 km (0.097 R)
• M4: 786,885 km (0.049 R)
• M5: 1,066,034 km (0.111 R)
• M6: 1,963,173 km (0.06 R)
• M7: 2,865,547 km (0.107 R)
• M8: 3,115,525 km (0.055 R)
• M9: 3,219,496 km (0.118 R)
• M10: 4,199,212 km (0.081 R)
• M11: 4,488,535 km (0.069 R)
• M12: 5,663,925 km (0.103 R)
• M13: 5,819,058 km (0.104 R)
• M14: 7,074,483 km (0.105 R)
• M15: 8,449,288 km (0.114 R)
• M16: 8,600,980 km (0.081 R)
• M17: 9,824,840 km (0.102 R)
• M18: 10,048,938 km (0.103 R)
• M19: 20,575,093 km (0.102 R)
• M20: 21,782,647 km (0.076 R)
• M21: 26,006,243 km (0.07 R)
• M22: 34,331,066 km (0.118 R)
• M23: 34,717,327 km (0.113 R)
• M24: 37,638,824 km (0.063 R)
• M25: 37,775,407 km (0.111 R)
• M26: 38,187,100 km (0.086 R)
• M27: 51,634,603 km (0.114 R)
• M28: 54,202,600 km (0.091 R)
• M29: 58,669,293 km (0.073 R)
• M30: 63,956,082 km (0.083 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 11,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit