🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.81 AU - 0.95 AU

Year: 311 Days

Day: 29.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 41.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.9 AU - 1.42 AU

Year: 471 Days

Day: 47.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 46.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 33,232,554 km

• M1: 716,574 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.31 AU - 2.93 AU

Year: 1598 Days

Day: 23.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,232,554 km

• M1: 320,588 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.9

Radius: 14.2

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 11.2 AU - 12.4 AU

Year: 15270 Days

Day: 11.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 33,232,554 km

• M1: 315,203 km (0.095 R)
• M2: 492,177 km (0.039 R)
• M3: 711,787 km (0.067 R)
• M4: 910,602 km (0.12 R)
• M5: 1,129,314 km (0.115 R)
• M6: 1,550,732 km (0.098 R)
• M7: 1,655,001 km (0.098 R)
• M8: 1,743,862 km (0.054 R)
• M9: 1,834,519 km (0.113 R)
• M10: 1,982,920 km (0.116 R)
• M11: 2,174,255 km (0.067 R)
• M12: 2,493,647 km (0.073 R)
• M13: 3,334,985 km (0.114 R)
• M14: 3,870,396 km (0.032 R)
• M15: 4,014,758 km (0.119 R)
• M16: 4,686,004 km (0.069 R)
• M17: 4,969,641 km (0.119 R)
• M18: 6,557,323 km (0.079 R)
• M19: 8,351,750 km (0.117 R)
• M20: 9,142,075 km (0.079 R)
• M21: 9,335,206 km (0.109 R)
• M22: 9,627,670 km (0.096 R)
• M23: 9,791,480 km (0.077 R)
• M24: 10,590,632 km (0.113 R)
• M25: 10,895,811 km (0.037 R)
• M26: 10,998,136 km (0.104 R)
• M27: 11,480,141 km (0.115 R)
• M28: 11,863,710 km (0.085 R)
• M29: 12,931,090 km (0.079 R)
• M30: 13,330,217 km (0.084 R)
• M31: 13,623,130 km (0.082 R)
• M32: 13,992,188 km (0.073 R)
• M33: 14,252,488 km (0.098 R)
• M34: 15,233,402 km (0.082 R)
• M35: 15,616,522 km (0.075 R)
• M36: 16,392,336 km (0.112 R)
• M37: 16,784,881 km (0.109 R)
• M38: 19,081,657 km (0.12 R)
• M39: 20,921,262 km (0.074 R)
• M40: 21,048,720 km (0.085 R)
• M41: 21,690,046 km (0.112 R)
• M42: 22,034,719 km (0.043 R)
• M43: 22,294,421 km (0.096 R)
• M44: 22,948,164 km (0.074 R)
• M45: 24,185,189 km (0.107 R)
• M46: 24,721,946 km (0.1 R)
• M47: 25,262,742 km (0.081 R)
• M48: 25,853,055 km (0.119 R)
• M49: 26,035,565 km (0.09 R)
• M50: 27,232,497 km (0.059 R)
• M51: 28,071,592 km (0.081 R)
• M52: 29,346,315 km (0.087 R)
• M53: 30,206,503 km (0.106 R)
• M54: 31,269,097 km (0.08 R)
• M55: 31,414,954 km (0.088 R)
• M56: 31,854,024 km (0.064 R)
• M57: 31,951,861 km (0.041 R)
• M58: 32,196,753 km (0.066 R)
• M59: 32,491,610 km (0.112 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 13,129 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit