🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.57 AU - 0.71 AU

Year: 191 Days

Day: 32.3 Hours

Environment

Temp: 173 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.59 AU - 0.69 AU

Year: 191 Days

Day: 12.6 Hours

Environment

Temp: 126 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 77,996,256 km

• M1: 39,494 km (0.09 R)
• M2: 104,719 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.56 AU - 0.86 AU

Year: 223 Days

Day: 35.3 Hours

Environment

Temp: 190 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.06 AU - 1.26 AU

Year: 466 Days

Day: 38.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 32.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 77,996,256 km

• M1: 43,832 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.43 AU - 1.77 AU

Year: 754 Days

Day: 32.9 Hours

Environment

Temp: -58 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.93 AU - 3.09 AU

Year: 1947 Days

Day: 13.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,996,256 km

• M1: 1,217,427 km (0.074 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.48 AU - 4.12 AU

Year: 2761 Days

Day: 36.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,996,256 km

• M1: 1,881,792 km (0.088 R)

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.5

Radius: 10.2

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.86 AU - 7.32 AU

Year: 7038 Days

Day: 14.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,996,256 km

• M1: 127,607 km (0.117 R)
• M2: 449,242 km (0.082 R)
• M3: 769,382 km (0.054 R)
• M4: 1,220,120 km (0.064 R)
• M5: 1,946,268 km (0.12 R)
• M6: 2,521,472 km (0.082 R)
• M7: 2,998,989 km (0.087 R)
• M8: 3,513,605 km (0.118 R)
• M9: 4,136,680 km (0.062 R)
• M10: 4,945,406 km (0.103 R)
• M11: 5,448,654 km (0.073 R)
• M12: 5,953,098 km (0.109 R)
• M13: 7,426,936 km (0.088 R)
• M14: 8,787,529 km (0.106 R)
• M15: 10,213,495 km (0.095 R)
• M16: 10,737,537 km (0.102 R)
• M17: 11,329,645 km (0.115 R)
• M18: 13,293,117 km (0.091 R)
• M19: 18,644,083 km (0.111 R)
• M20: 21,443,060 km (0.078 R)
• M21: 22,302,948 km (0.09 R)
• M22: 28,043,916 km (0.077 R)
• M23: 30,710,049 km (0.087 R)
• M24: 31,802,114 km (0.101 R)
• M25: 34,912,253 km (0.119 R)
• M26: 36,983,586 km (0.072 R)
• M27: 37,429,836 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.7

Radius: 4.8

Gravity: 15.26 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 15.3 AU - 21.12 AU

Year: 28968 Days

Day: 20.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,996,256 km

• M1: 60,587 km (0.111 R)
• M2: 397,182 km (0.113 R)
• M3: 655,538 km (0.109 R)
• M4: 878,289 km (0.11 R)
• M5: 1,234,182 km (0.077 R)
• M6: 1,628,074 km (0.047 R)
• M7: 2,060,561 km (0.052 R)
• M8: 2,860,461 km (0.102 R)
• M9: 3,344,260 km (0.118 R)
• M10: 5,085,131 km (0.097 R)
• M11: 5,510,138 km (0.117 R)
• M12: 6,474,895 km (0.116 R)
• M13: 8,359,679 km (0.115 R)
• M14: 9,627,521 km (0.081 R)
• M15: 12,400,168 km (0.096 R)
• M16: 15,742,932 km (0.034 R)
• M17: 16,147,744 km (0.095 R)
• M18: 17,147,806 km (0.093 R)
• M19: 17,490,085 km (0.032 R)
• M20: 18,100,146 km (0.051 R)
• M21: 19,640,405 km (0.075 R)
• M22: 21,070,262 km (0.045 R)
• M23: 25,110,003 km (0.1 R)
• M24: 28,309,153 km (0.112 R)
• M25: 30,129,759 km (0.091 R)
• M26: 31,513,539 km (0.045 R)
• M27: 41,940,361 km (0.073 R)
• M28: 71,410,544 km (0.078 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 16,321 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit