🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.41 AU - 0.61 AU

Year: 163 Days

Day: 36.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 27,098,372 km

• M1: 162,314 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.91 AU - 1.35 AU

Year: 536 Days

Day: 40 Hours

Environment

Temp: -88 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,098,372 km

• M1: 346,618 km (0.115 R)
• M2: 646,263 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.22 AU - 1.29 AU

Year: 624 Days

Day: 21.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,098,372 km

• M1: 29,172 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.39 AU - 1.97 AU

Year: 972 Days

Day: 30.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.63 AU - 2.05 AU

Year: 1114 Days

Day: 36.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 54.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.1 AU - 2.62 AU

Year: 1618 Days

Day: 27.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.1

Radius: 14.5

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.01 AU - 4.45 AU

Year: 3882 Days

Day: 13 Hours

Environment

Temp: -166 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,098,372 km

• M1: 180,265 km (0.047 R)
• M2: 739,761 km (0.091 R)
• M3: 1,349,822 km (0.111 R)
• M4: 2,137,305 km (0.102 R)
• M5: 2,704,580 km (0.107 R)
• M6: 4,744,197 km (0.072 R)
• M7: 6,298,070 km (0.098 R)
• M8: 7,539,433 km (0.114 R)
• M9: 8,234,914 km (0.114 R)
• M10: 10,012,585 km (0.118 R)
• M11: 11,535,641 km (0.074 R)
• M12: 11,992,065 km (0.026 R)
• M13: 12,721,205 km (0.101 R)
• M14: 14,410,464 km (0.117 R)
• M15: 14,891,720 km (0.1 R)
• M16: 16,713,822 km (0.059 R)
• M17: 17,461,213 km (0.099 R)
• M18: 18,119,444 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.7

Radius: 8.7

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.2 AU - 5.34 AU

Year: 5398 Days

Day: 11.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,098,372 km

• M1: 112,049 km (0.081 R)
• M2: 411,544 km (0.103 R)
• M3: 1,141,133 km (0.089 R)
• M4: 1,995,785 km (0.096 R)
• M5: 2,892,475 km (0.12 R)
• M6: 3,381,809 km (0.07 R)
• M7: 4,103,769 km (0.108 R)
• M8: 5,212,588 km (0.07 R)
• M9: 7,692,771 km (0.091 R)
• M10: 8,153,383 km (0.12 R)
• M11: 8,632,246 km (0.091 R)
• M12: 11,631,833 km (0.09 R)
• M13: 20,047,611 km (0.114 R)
• M14: 20,648,994 km (0.084 R)
• M15: 21,678,227 km (0.106 R)
• M16: 22,240,865 km (0.087 R)
• M17: 25,745,195 km (0.11 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 15,084 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit