🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.53 AU - 0.63 AU

Year: 170 Days

Day: 27.2 Hours

Environment

Temp: 205 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,816,600 km

• M1: 271,969 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.66 AU - 1.08 AU

Year: 312 Days

Day: 16.5 Hours

Environment

Temp: 31 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,816,600 km

• M1: 318,344 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.41 AU - 1.81 AU

Year: 787 Days

Day: 37.2 Hours

Environment

Temp: -58 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,816,600 km

• M1: 87,814 km (0.07 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.7

Radius: 10.7

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 7.42 AU - 9.64 AU

Year: 9592 Days

Day: 14.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,816,600 km

• M1: 135,685 km (0.091 R)
• M2: 572,212 km (0.101 R)
• M3: 1,074,113 km (0.068 R)
• M4: 1,472,941 km (0.046 R)
• M5: 1,970,952 km (0.069 R)
• M6: 2,994,201 km (0.102 R)
• M7: 3,689,682 km (0.098 R)
• M8: 4,693,783 km (0.083 R)
• M9: 5,176,386 km (0.112 R)
• M10: 6,054,226 km (0.095 R)
• M11: 6,528,900 km (0.116 R)
• M12: 7,661,206 km (0.097 R)
• M13: 8,760,302 km (0.103 R)
• M14: 9,493,630 km (0.112 R)
• M15: 10,444,923 km (0.108 R)
• M16: 11,601,614 km (0.119 R)
• M17: 12,136,875 km (0.11 R)
• M18: 13,048,076 km (0.112 R)
• M19: 13,950,151 km (0.08 R)
• M20: 14,667,473 km (0.104 R)
• M21: 15,006,761 km (0.119 R)
• M22: 17,154,089 km (0.055 R)
• M23: 17,977,625 km (0.058 R)
• M24: 21,464,302 km (0.116 R)
• M25: 24,102,760 km (0.03 R)
• M26: 29,924,062 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.6

Radius: 4.6

Gravity: 21.72 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 11.03 AU - 14.81 AU

Year: 17880 Days

Day: 24.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,816,600 km

• M1: 64,028 km (0.109 R)
• M2: 441,912 km (0.06 R)
• M3: 1,022,202 km (0.082 R)
• M4: 1,341,594 km (0.09 R)
• M5: 2,506,064 km (0.072 R)
• M6: 5,874,708 km (0.11 R)
• M7: 9,199,820 km (0.096 R)
• M8: 9,408,808 km (0.031 R)
• M9: 11,255,445 km (0.086 R)
• M10: 11,676,114 km (0.113 R)
• M11: 15,207,671 km (0.093 R)
• M12: 16,095,684 km (0.061 R)
• M13: 18,137,545 km (0.072 R)
• M14: 21,975,329 km (0.075 R)
• M15: 25,185,250 km (0.064 R)
• M16: 28,583,216 km (0.05 R)
• M17: 30,855,159 km (0.043 R)
• M18: 37,452,276 km (0.113 R)
• M19: 37,985,143 km (0.113 R)
• M20: 54,868,909 km (0.106 R)
• M21: 58,184,596 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 20,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit