🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.7 AU - 0.94 AU

Year: 281 Days

Day: 28.9 Hours

Environment

Temp: 76 °C

Axial Tilt: 49.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,239,827 km

• M1: 27,227 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.93 AU - 1.05 AU

Year: 373 Days

Day: 24.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.09 AU - 1.47 AU

Year: 548 Days

Day: 19.1 Hours

Environment

Temp: -25 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.79 AU - 2.09 AU

Year: 1023 Days

Day: 25.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 34,239,827 km

• M1: 453,581 km (0.091 R)
• M2: 845,826 km (0.089 R)

Asteroid Belt

Center: 4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.1

Radius: 12

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.98 AU - 7.14 AU

Year: 5650 Days

Day: 11 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,239,827 km

• M1: 149,299 km (0.03 R)
• M2: 553,363 km (0.101 R)
• M3: 958,474 km (0.058 R)
• M4: 1,340,846 km (0.106 R)
• M5: 1,776,774 km (0.076 R)
• M6: 2,512,945 km (0.077 R)
• M7: 3,650,338 km (0.101 R)
• M8: 4,972,334 km (0.092 R)
• M9: 5,514,776 km (0.109 R)
• M10: 6,096,412 km (0.091 R)
• M11: 6,496,138 km (0.088 R)
• M12: 7,731,068 km (0.119 R)
• M13: 8,612,200 km (0.116 R)
• M14: 10,356,661 km (0.07 R)
• M15: 11,289,553 km (0.09 R)
• M16: 11,847,254 km (0.112 R)
• M17: 13,169,400 km (0.059 R)
• M18: 15,026,807 km (0.092 R)
• M19: 22,140,634 km (0.091 R)
• M20: 25,302,834 km (0.12 R)
• M21: 25,857,693 km (0.1 R)
• M22: 27,989,911 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.9

Radius: 10.4

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.26 AU - 7.42 AU

Year: 6775 Days

Day: 11.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,239,827 km

• M1: 129,701 km (0.076 R)
• M2: 583,432 km (0.051 R)
• M3: 910,752 km (0.051 R)
• M4: 1,377,647 km (0.038 R)
• M5: 1,871,170 km (0.1 R)
• M6: 5,265,247 km (0.104 R)
• M7: 5,866,630 km (0.094 R)
• M8: 8,740,106 km (0.044 R)
• M9: 12,286,324 km (0.113 R)
• M10: 12,649,996 km (0.065 R)
• M11: 14,867,784 km (0.066 R)
• M12: 17,791,076 km (0.098 R)
• M13: 19,282,866 km (0.054 R)
• M14: 20,491,468 km (0.118 R)
• M15: 21,151,493 km (0.052 R)
• M16: 22,282,752 km (0.1 R)
• M17: 23,773,196 km (0.113 R)
• M18: 27,477,987 km (0.058 R)
• M19: 28,642,158 km (0.102 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 16,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit