🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.5 AU - 0.6 AU

Year: 142 Days

Day: 12.5 Hours

Environment

Temp: 242 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.6 AU - 0.64 AU

Year: 170 Days

Day: 35.8 Hours

Environment

Temp: 164 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.18 AU - 1.18 AU

Year: 446 Days

Day: 26.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,435,456 km

• M1: 62,682 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.4 AU - 2.14 AU

Year: 820 Days

Day: 29.7 Hours

Environment

Temp: -31 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,435,456 km

• M1: 185,651 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.94 AU - 3.06 AU

Year: 1810 Days

Day: 28.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.4

Radius: 8.8

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.34 AU - 9.58 AU

Year: 9340 Days

Day: 14.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,435,456 km

• M1: 109,954 km (0.067 R)
• M2: 473,477 km (0.038 R)
• M3: 782,397 km (0.096 R)
• M4: 1,239,418 km (0.066 R)
• M5: 1,519,017 km (0.095 R)
• M6: 1,803,253 km (0.099 R)
• M7: 3,206,182 km (0.102 R)
• M8: 3,912,134 km (0.092 R)
• M9: 4,222,101 km (0.103 R)
• M10: 5,575,064 km (0.106 R)
• M11: 8,150,840 km (0.115 R)
• M12: 9,264,447 km (0.12 R)
• M13: 11,474,905 km (0.112 R)
• M14: 11,836,632 km (0.105 R)
• M15: 12,582,976 km (0.092 R)
• M16: 12,919,123 km (0.03 R)
• M17: 13,760,760 km (0.114 R)
• M18: 16,334,442 km (0.045 R)
• M19: 17,734,379 km (0.098 R)
• M20: 19,339,414 km (0.05 R)
• M21: 19,981,788 km (0.085 R)
• M22: 24,958,460 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 396.9

Radius: 4.5

Gravity: 19.6 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 12.76 AU - 18.26 AU

Year: 21272 Days

Day: 16 Hours

Environment

Temp: -178 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,435,456 km

• M1: 57,894 km (0.115 R)
• M2: 968,945 km (0.1 R)
• M3: 4,607,465 km (0.108 R)
• M4: 4,776,062 km (0.087 R)
• M5: 8,611,601 km (0.098 R)
• M6: 11,468,173 km (0.12 R)
• M7: 16,024,625 km (0.101 R)
• M8: 25,222,201 km (0.114 R)
• M9: 29,505,786 km (0.093 R)
• M10: 32,863,959 km (0.101 R)
• M11: 33,238,104 km (0.052 R)
• M12: 35,282,209 km (0.076 R)
• M13: 37,953,129 km (0.11 R)
• M14: 50,480,455 km (0.113 R)
• M15: 53,004,022 km (0.039 R)
• M16: 53,518,638 km (0.107 R)
• M17: 65,897,563 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 178.3

Radius: 6.4

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 14.42 AU - 23.84 AU

Year: 29138 Days

Day: 17.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,435,456 km

• M1: 79,586 km (0.087 R)
• M2: 396,883 km (0.108 R)
• M3: 996,621 km (0.108 R)
• M4: 1,584,690 km (0.112 R)
• M5: 1,973,495 km (0.054 R)
• M6: 2,530,448 km (0.109 R)
• M7: 6,595,022 km (0.036 R)
• M8: 12,245,932 km (0.063 R)
• M9: 13,548,481 km (0.105 R)
• M10: 14,163,627 km (0.066 R)
• M11: 16,656,825 km (0.088 R)
• M12: 34,334,955 km (0.078 R)
• M13: 35,348,630 km (0.084 R)
• M14: 38,644,870 km (0.034 R)
• M15: 45,993,117 km (0.102 R)
• M16: 46,452,233 km (0.06 R)
• M17: 57,166,283 km (0.081 R)
• M18: 60,035,121 km (0.039 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 17,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit