🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.45 AU - 0.69 AU

Year: 164 Days

Day: 35.4 Hours

Environment

Temp: 124 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.6 AU - 0.94 AU

Year: 257 Days

Day: 28.2 Hours

Environment

Temp: 154 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.88 AU - 0.98 AU

Year: 342 Days

Day: 25.3 Hours

Environment

Temp: 34 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 82,337,756 km

• M1: 619,934 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.26 AU - 1.44 AU

Year: 597 Days

Day: 46.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.51 AU - 3.87 AU

Year: 2170 Days

Day: 38.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.4

Radius: 14.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 5.79 AU - 7.45 AU

Year: 6486 Days

Day: 9.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,337,756 km

• M1: 184,155 km (0.091 R)
• M2: 748,289 km (0.096 R)
• M3: 1,307,336 km (0.094 R)
• M4: 2,291,839 km (0.108 R)
• M5: 2,948,574 km (0.093 R)
• M6: 3,440,302 km (0.094 R)
• M7: 4,512,769 km (0.059 R)
• M8: 5,344,982 km (0.11 R)
• M9: 6,577,669 km (0.082 R)
• M10: 7,838,629 km (0.031 R)
• M11: 8,426,100 km (0.045 R)
• M12: 10,789,298 km (0.117 R)
• M13: 11,320,220 km (0.092 R)
• M14: 13,127,064 km (0.096 R)
• M15: 14,472,696 km (0.096 R)
• M16: 15,179,098 km (0.047 R)
• M17: 16,032,254 km (0.117 R)
• M18: 17,701,467 km (0.099 R)
• M19: 19,625,894 km (0.11 R)
• M20: 21,458,767 km (0.077 R)
• M21: 22,378,046 km (0.073 R)
• M22: 25,975,127 km (0.083 R)
• M23: 28,729,822 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.2

Radius: 9.2

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.73 AU - 12.73 AU

Year: 14331 Days

Day: 14.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,337,756 km

• M1: 114,442 km (0.11 R)
• M2: 410,497 km (0.1 R)
• M3: 700,268 km (0.114 R)
• M4: 1,041,351 km (0.055 R)
• M5: 2,091,528 km (0.088 R)
• M6: 2,819,621 km (0.117 R)
• M7: 3,323,018 km (0.047 R)
• M8: 3,910,937 km (0.069 R)
• M9: 4,452,481 km (0.072 R)
• M10: 6,674,758 km (0.097 R)
• M11: 8,631,648 km (0.074 R)
• M12: 15,797,984 km (0.091 R)
• M13: 17,738,867 km (0.06 R)
• M14: 20,067,657 km (0.103 R)
• M15: 23,019,223 km (0.081 R)
• M16: 24,241,288 km (0.072 R)
• M17: 26,248,442 km (0.084 R)
• M18: 27,004,959 km (0.095 R)
• M19: 27,775,986 km (0.119 R)
• M20: 32,388,837 km (0.098 R)
• M21: 42,061,985 km (0.084 R)
• M22: 42,448,396 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.9

Radius: 4.6

Gravity: 26.18 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 12.71 AU - 19.87 AU

Year: 25037 Days

Day: 24.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,337,756 km

• M1: 57,296 km (0.119 R)
• M2: 214,075 km (0.118 R)
• M3: 413,489 km (0.12 R)
• M4: 569,818 km (0.074 R)
• M5: 745,446 km (0.103 R)
• M6: 1,180,477 km (0.062 R)
• M7: 2,002,367 km (0.096 R)
• M8: 2,855,823 km (0.101 R)
• M9: 3,554,894 km (0.085 R)
• M10: 4,124,413 km (0.091 R)
• M11: 4,396,233 km (0.043 R)
• M12: 4,938,076 km (0.086 R)
• M13: 5,283,797 km (0.082 R)
• M14: 5,686,664 km (0.109 R)
• M15: 6,373,468 km (0.093 R)
• M16: 7,705,936 km (0.073 R)
• M17: 13,303,439 km (0.028 R)
• M18: 14,429,762 km (0.077 R)
• M19: 14,897,554 km (0.117 R)
• M20: 15,135,116 km (0.118 R)
• M21: 24,693,522 km (0.12 R)
• M22: 26,388,167 km (0.047 R)
• M23: 30,513,029 km (0.035 R)
• M24: 33,129,645 km (0.113 R)
• M25: 33,399,221 km (0.095 R)
• M26: 34,492,332 km (0.09 R)
• M27: 38,061,737 km (0.111 R)
• M28: 43,784,454 km (0.093 R)
• M29: 52,574,975 km (0.058 R)
• M30: 52,941,789 km (0.047 R)
• M31: 55,557,657 km (0.117 R)
• M32: 61,857,224 km (0.092 R)
• M33: 63,089,162 km (0.075 R)
• M34: 63,711,190 km (0.048 R)
• M35: 68,835,216 km (0.117 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 19,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit