🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.06 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.84 AU - 2.38 AU

Year: 1155 Days

Day: 33.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.01 AU - 3.91 AU

Year: 2425 Days

Day: 25 Hours

Environment

Temp: -130 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.86 AU - 4.48 AU

Year: 3208 Days

Day: 44.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.9

Radius: 12.2

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.26 AU - 9 AU

Year: 7940 Days

Day: 9.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,158,626 km

• M1: 151,692 km (0.064 R)
• M2: 542,143 km (0.043 R)
• M3: 1,160,281 km (0.094 R)
• M4: 1,877,453 km (0.104 R)
• M5: 3,109,541 km (0.071 R)
• M6: 5,044,141 km (0.118 R)
• M7: 6,670,419 km (0.026 R)
• M8: 8,745,342 km (0.101 R)
• M9: 11,268,609 km (0.06 R)
• M10: 12,070,603 km (0.06 R)
• M11: 12,538,396 km (0.047 R)
• M12: 14,648,025 km (0.097 R)
• M13: 15,725,878 km (0.107 R)
• M14: 18,106,429 km (0.092 R)
• M15: 24,139,412 km (0.118 R)
• M16: 25,134,088 km (0.049 R)
• M17: 27,740,532 km (0.103 R)
• M18: 28,556,289 km (0.097 R)
• M19: 30,140,979 km (0.115 R)
• M20: 30,617,897 km (0.077 R)
• M21: 31,100,051 km (0.117 R)
• M22: 32,776,893 km (0.112 R)
• M23: 34,826,085 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.2

Radius: 12.3

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 11.49 AU - 11.51 AU

Year: 14692 Days

Day: 8.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,158,626 km

• M1: 154,086 km (0.088 R)
• M2: 670,946 km (0.095 R)
• M3: 1,595,162 km (0.091 R)
• M4: 2,041,712 km (0.095 R)
• M5: 3,218,149 km (0.074 R)
• M6: 4,836,050 km (0.093 R)
• M7: 5,456,732 km (0.072 R)
• M8: 5,975,537 km (0.091 R)
• M9: 10,525,856 km (0.068 R)
• M10: 11,510,359 km (0.115 R)
• M11: 13,396,190 km (0.066 R)
• M12: 14,343,444 km (0.033 R)
• M13: 14,975,495 km (0.086 R)
• M14: 15,773,300 km (0.117 R)
• M15: 16,675,675 km (0.095 R)
• M16: 19,761,280 km (0.085 R)
• M17: 23,982,932 km (0.085 R)
• M18: 27,038,768 km (0.064 R)
• M19: 27,787,655 km (0.117 R)
• M20: 28,881,215 km (0.084 R)
• M21: 30,805,792 km (0.041 R)
• M22: 34,036,208 km (0.097 R)
• M23: 35,797,125 km (0.106 R)
• M24: 37,354,289 km (0.101 R)
• M25: 38,283,142 km (0.058 R)
• M26: 40,325,303 km (0.105 R)
• M27: 41,585,066 km (0.079 R)
• M28: 43,450,702 km (0.05 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 12,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit