🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.8 AU - 0.94 AU

Year: 293 Days

Day: 45.8 Hours

Environment

Temp: 168 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 78,111,486 km

• M1: 13,613 km (0.092 R)
• M2: 236,065 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.06 AU - 1.52 AU

Year: 530 Days

Day: 12.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 4.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.63 AU - 2.37 AU

Year: 1023 Days

Day: 30.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,111,486 km

• M1: 137,480 km (0.084 R)
• M2: 331,958 km (0.068 R)

Asteroid Belt

Center: 3.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.8

Radius: 14.8

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.14 AU - 5.22 AU

Year: 4264 Days

Day: 13.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,111,486 km

• M1: 184,005 km (0.061 R)
• M2: 729,140 km (0.06 R)
• M3: 1,595,312 km (0.106 R)
• M4: 2,468,365 km (0.059 R)
• M5: 3,015,145 km (0.12 R)
• M6: 4,496,912 km (0.112 R)
• M7: 5,241,909 km (0.097 R)
• M8: 6,422,087 km (0.077 R)
• M9: 7,738,847 km (0.091 R)
• M10: 9,422,871 km (0.109 R)
• M11: 9,899,938 km (0.119 R)
• M12: 10,688,469 km (0.105 R)
• M13: 14,113,961 km (0.115 R)
• M14: 14,687,070 km (0.118 R)
• M15: 15,713,760 km (0.108 R)
• M16: 17,729,442 km (0.105 R)
• M17: 18,335,762 km (0.101 R)
• M18: 18,830,782 km (0.114 R)
• M19: 19,525,963 km (0.074 R)
• M20: 21,441,264 km (0.077 R)
• M21: 22,975,690 km (0.116 R)
• M22: 23,551,492 km (0.096 R)
• M23: 24,582,221 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.5

Radius: 7.3

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 13.42 AU - 21.16 AU

Year: 26001 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,111,486 km

• M1: 91,255 km (0.07 R)
• M2: 480,957 km (0.037 R)
• M3: 1,064,987 km (0.1 R)
• M4: 2,695,604 km (0.072 R)
• M5: 4,172,285 km (0.112 R)
• M6: 11,316,181 km (0.097 R)
• M7: 12,930,342 km (0.068 R)
• M8: 13,213,531 km (0.1 R)
• M9: 14,088,230 km (0.11 R)
• M10: 15,952,219 km (0.076 R)
• M11: 18,685,372 km (0.108 R)
• M12: 19,692,615 km (0.066 R)
• M13: 21,124,117 km (0.049 R)
• M14: 25,278,151 km (0.051 R)
• M15: 25,832,860 km (0.104 R)
• M16: 28,969,927 km (0.12 R)
• M17: 36,408,232 km (0.117 R)
• M18: 37,688,192 km (0.079 R)
• M19: 43,266,547 km (0.105 R)
• M20: 47,164,618 km (0.086 R)
• M21: 50,063,376 km (0.097 R)
• M22: 60,055,616 km (0.101 R)
• M23: 64,480,721 km (0.109 R)
• M24: 67,407,155 km (0.105 R)
• M25: 68,259,264 km (0.052 R)
• M26: 68,688,012 km (0.074 R)
• M27: 71,518,553 km (0.115 R)
• M28: 73,973,753 km (0.108 R)
• M29: 76,715,583 km (0.085 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 13,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit