🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.92 AU - 1.04 AU

Year: 349 Days

Day: 42.8 Hours

Environment

Temp: 83 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,994,813 km

• M1: 602,730 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.95 AU - 1.07 AU

Year: 365 Days

Day: 27.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,994,813 km

• M1: 132,245 km (0.106 R)

Asteroid Belt

Center: 3.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.5

Radius: 10.3

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.16 AU - 5.2 AU

Year: 4243 Days

Day: 10.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,994,813 km

• M1: 128,056 km (0.111 R)
• M2: 547,977 km (0.079 R)
• M3: 880,832 km (0.111 R)
• M4: 1,226,254 km (0.104 R)
• M5: 1,663,828 km (0.112 R)
• M6: 2,684,235 km (0.12 R)
• M7: 3,321,970 km (0.103 R)
• M8: 6,067,989 km (0.095 R)
• M9: 6,601,754 km (0.109 R)
• M10: 8,737,563 km (0.074 R)
• M11: 9,309,027 km (0.108 R)
• M12: 9,791,480 km (0.062 R)
• M13: 10,173,852 km (0.118 R)
• M14: 12,019,740 km (0.084 R)
• M15: 14,175,745 km (0.115 R)
• M16: 15,576,130 km (0.09 R)
• M17: 17,287,081 km (0.077 R)
• M18: 18,650,217 km (0.047 R)
• M19: 19,718,495 km (0.083 R)
• M20: 21,332,956 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.2

Radius: 12.8

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.21 AU - 6.89 AU

Year: 5356 Days

Day: 13.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,994,813 km

• M1: 173,982 km (0.069 R)
• M2: 902,374 km (0.117 R)
• M3: 1,909,766 km (0.118 R)
• M4: 2,689,171 km (0.1 R)
• M5: 3,984,240 km (0.073 R)
• M6: 8,537,251 km (0.038 R)
• M7: 9,429,453 km (0.085 R)
• M8: 10,310,136 km (0.114 R)
• M9: 10,864,246 km (0.077 R)
• M10: 11,283,270 km (0.093 R)
• M11: 16,937,621 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.5

Radius: 3.8

Gravity: 13.89 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 12.1 AU - 13.84 AU

Year: 16811 Days

Day: 23.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,994,813 km

• M1: 47,273 km (0.073 R)
• M2: 322,683 km (0.075 R)
• M3: 783,743 km (0.085 R)
• M4: 1,479,074 km (0.068 R)
• M5: 1,707,061 km (0.045 R)
• M6: 2,109,629 km (0.059 R)
• M7: 6,891,525 km (0.1 R)
• M8: 14,368,127 km (0.097 R)
• M9: 15,266,911 km (0.109 R)
• M10: 17,034,410 km (0.101 R)
• M11: 20,969,582 km (0.069 R)
• M12: 25,194,376 km (0.093 R)
• M13: 30,469,346 km (0.109 R)
• M14: 32,923,350 km (0.119 R)
• M15: 36,434,861 km (0.114 R)
• M16: 38,706,055 km (0.117 R)
• M17: 40,816,433 km (0.115 R)
• M18: 42,871,608 km (0.089 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 16,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit