🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.65 AU - 0.67 AU

Year: 205 Days

Day: 22.4 Hours

Environment

Temp: 101 °C

Axial Tilt: 39.5 °

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: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.53 AU - 0.83 AU

Year: 215 Days

Day: 42.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,668,376 km

• M1: 45,179 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.72 AU - 1.08 AU

Year: 327 Days

Day: 13.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 61.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.63 AU - 1.63 AU

Year: 797 Days

Day: 28.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.6

Radius: 13.8

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.09 AU - 4.77 AU

Year: 3570 Days

Day: 11.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,668,376 km

• M1: 171,738 km (0.035 R)
• M2: 674,686 km (0.071 R)
• M3: 1,539,512 km (0.095 R)
• M4: 2,249,204 km (0.047 R)
• M5: 3,879,522 km (0.042 R)
• M6: 4,670,146 km (0.085 R)
• M7: 7,027,210 km (0.038 R)
• M8: 7,600,021 km (0.092 R)
• M9: 9,244,101 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.2

Radius: 11.6

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.32 AU - 5.4 AU

Year: 4751 Days

Day: 10.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,668,376 km

• M1: 144,362 km (0.051 R)
• M2: 604,525 km (0.107 R)
• M3: 1,017,415 km (0.106 R)
• M4: 1,505,852 km (0.114 R)
• M5: 1,990,100 km (0.043 R)
• M6: 3,871,593 km (0.119 R)
• M7: 4,896,338 km (0.073 R)
• M8: 5,303,394 km (0.097 R)
• M9: 7,371,585 km (0.084 R)
• M10: 7,944,694 km (0.103 R)
• M11: 8,702,707 km (0.116 R)
• M12: 10,407,075 km (0.09 R)
• M13: 11,175,410 km (0.099 R)
• M14: 11,884,354 km (0.12 R)
• M15: 13,287,732 km (0.088 R)
• M16: 15,250,755 km (0.109 R)
• M17: 20,292,502 km (0.104 R)
• M18: 21,563,037 km (0.041 R)
• M19: 22,587,483 km (0.095 R)
• M20: 23,951,965 km (0.118 R)
• M21: 24,733,315 km (0.063 R)
• M22: 26,347,027 km (0.08 R)

Asteroid Belt

Center: 5.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.9

Radius: 11.1

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.18 AU - 6.36 AU

Year: 6011 Days

Day: 13.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,668,376 km

• M1: 138,827 km (0.094 R)
• M2: 631,004 km (0.062 R)
• M3: 1,578,407 km (0.102 R)
• M4: 3,479,946 km (0.086 R)
• M5: 4,170,041 km (0.118 R)
• M6: 6,223,271 km (0.108 R)
• M7: 7,470,170 km (0.111 R)
• M8: 10,959,540 km (0.03 R)
• M9: 13,796,065 km (0.09 R)
• M10: 14,458,485 km (0.049 R)
• M11: 16,858,782 km (0.085 R)
• M12: 17,675,288 km (0.092 R)
• M13: 18,395,901 km (0.077 R)
• M14: 19,011,197 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.2

Radius: 9.8

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.62 AU - 9.02 AU

Year: 8373 Days

Day: 5.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,668,376 km

• M1: 122,072 km (0.108 R)
• M2: 538,253 km (0.106 R)
• M3: 1,009,486 km (0.111 R)
• M4: 1,650,364 km (0.03 R)
• M5: 2,903,695 km (0.102 R)
• M6: 3,658,566 km (0.076 R)
• M7: 4,248,280 km (0.091 R)
• M8: 4,986,247 km (0.117 R)
• M9: 6,266,954 km (0.074 R)
• M10: 8,231,922 km (0.036 R)
• M11: 11,465,181 km (0.03 R)
• M12: 11,823,767 km (0.113 R)
• M13: 14,311,879 km (0.11 R)
• M14: 16,152,680 km (0.085 R)
• M15: 19,781,476 km (0.097 R)
• M16: 22,217,229 km (0.103 R)
• M17: 24,506,824 km (0.069 R)
• M18: 26,059,201 km (0.072 R)
• M19: 26,501,861 km (0.108 R)
• M20: 30,322,740 km (0.109 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 14,714 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit