🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.49 AU - 0.52 AU

Year: 128 Days

Day: 23.2 Hours

Environment

Temp: 227 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.6 AU - 0.76 AU

Year: 204 Days

Day: 44.5 Hours

Environment

Temp: 158 °C

Axial Tilt: 28.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.12 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.42 AU - 1.68 AU

Year: 701 Days

Day: 27.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,817,034 km

• M1: 562,338 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.39 AU - 3.61 AU

Year: 2380 Days

Day: 27.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.9

Radius: 10.4

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.93 AU - 7.25 AU

Year: 6148 Days

Day: 5.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,817,034 km

• M1: 129,402 km (0.095 R)
• M2: 780,003 km (0.047 R)
• M3: 1,121,236 km (0.112 R)
• M4: 2,111,574 km (0.101 R)
• M5: 2,688,872 km (0.09 R)
• M6: 3,350,693 km (0.071 R)
• M7: 3,876,230 km (0.08 R)
• M8: 6,660,845 km (0.059 R)
• M9: 9,187,254 km (0.112 R)
• M10: 10,841,806 km (0.042 R)
• M11: 13,916,940 km (0.032 R)
• M12: 16,142,059 km (0.047 R)
• M13: 16,720,255 km (0.117 R)
• M14: 17,806,635 km (0.084 R)
• M15: 19,939,601 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 185.6

Radius: 6.8

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 14.88 AU - 16.16 AU

Year: 22221 Days

Day: 22.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,817,034 km

• M1: 84,523 km (0.048 R)
• M2: 587,022 km (0.1 R)
• M3: 1,169,257 km (0.079 R)
• M4: 1,397,394 km (0.045 R)
• M5: 2,194,002 km (0.094 R)
• M6: 3,359,220 km (0.053 R)
• M7: 5,117,594 km (0.042 R)
• M8: 5,629,667 km (0.083 R)
• M9: 5,843,742 km (0.061 R)
• M10: 7,079,570 km (0.105 R)
• M11: 8,527,228 km (0.099 R)
• M12: 9,696,934 km (0.096 R)
• M13: 9,953,345 km (0.036 R)
• M14: 10,859,758 km (0.099 R)
• M15: 13,020,550 km (0.109 R)
• M16: 14,300,509 km (0.052 R)
• M17: 15,244,921 km (0.075 R)
• M18: 17,033,812 km (0.049 R)
• M19: 20,263,032 km (0.091 R)
• M20: 25,398,726 km (0.046 R)
• M21: 27,798,576 km (0.1 R)
• M22: 28,841,572 km (0.104 R)
• M23: 34,451,043 km (0.083 R)
• M24: 35,411,162 km (0.105 R)
• M25: 37,134,081 km (0.053 R)
• M26: 41,415,123 km (0.114 R)
• M27: 45,869,550 km (0.091 R)
• M28: 47,177,633 km (0.048 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 16,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit