🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.62 AU - 0.94 AU

Year: 262 Days

Day: 35.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 23,576,755 km

• M1: 153,487 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.73 AU - 1.07 AU

Year: 325 Days

Day: 34.8 Hours

Environment

Temp: 30 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 23,576,755 km

• M1: 39,643 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.87 AU - 1.29 AU

Year: 427 Days

Day: 43.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.61 AU - 2.17 AU

Year: 989 Days

Day: 35.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.91 AU - 2.61 AU

Year: 1294 Days

Day: 45.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,576,755 km

• M1: 816,356 km (0.077 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.75 AU - 2.85 AU

Year: 1784 Days

Day: 29.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.28 AU - 3.52 AU

Year: 1881 Days

Day: 14.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,576,755 km

• M1: 950,246 km (0.091 R)
• M2: 2,807,653 km (0.037 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 3.37 AU - 3.83 AU

Year: 2601 Days

Day: 15.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.3

Radius: 14.6

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.04 AU - 6.1 AU

Year: 5006 Days

Day: 9 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 23,576,755 km

• M1: 189,840 km (0.117 R)
• M2: 303,085 km (0.114 R)
• M3: 802,742 km (0.108 R)
• M4: 1,265,448 km (0.092 R)
• M5: 1,735,335 km (0.113 R)
• M6: 2,043,208 km (0.072 R)
• M7: 2,196,097 km (0.089 R)
• M8: 2,353,025 km (0.064 R)
• M9: 2,695,155 km (0.099 R)
• M10: 2,932,268 km (0.066 R)
• M11: 3,036,089 km (0.076 R)
• M12: 3,158,759 km (0.108 R)
• M13: 3,391,085 km (0.101 R)
• M14: 3,555,343 km (0.101 R)
• M15: 3,778,693 km (0.109 R)
• M16: 3,892,088 km (0.09 R)
• M17: 4,200,110 km (0.116 R)
• M18: 4,337,441 km (0.049 R)
• M19: 4,556,302 km (0.114 R)
• M20: 5,468,251 km (0.101 R)
• M21: 5,813,972 km (0.118 R)
• M22: 5,967,459 km (0.034 R)
• M23: 6,144,583 km (0.115 R)
• M24: 6,595,022 km (0.048 R)
• M25: 6,755,241 km (0.075 R)
• M26: 6,986,520 km (0.118 R)
• M27: 7,338,224 km (0.106 R)
• M28: 7,480,642 km (0.052 R)
• M29: 7,768,019 km (0.035 R)
• M30: 7,864,659 km (0.07 R)
• M31: 8,108,055 km (0.099 R)
• M32: 9,182,916 km (0.101 R)
• M33: 9,542,699 km (0.115 R)
• M34: 9,646,220 km (0.07 R)
• M35: 10,011,987 km (0.09 R)
• M36: 10,143,633 km (0.071 R)
• M37: 10,249,399 km (0.079 R)
• M38: 10,676,351 km (0.064 R)
• M39: 10,864,994 km (0.107 R)
• M40: 11,769,014 km (0.082 R)
• M41: 12,075,839 km (0.029 R)
• M42: 12,244,287 km (0.101 R)
• M43: 12,356,934 km (0.061 R)
• M44: 12,640,272 km (0.057 R)
• M45: 13,184,659 km (0.117 R)
• M46: 13,416,236 km (0.12 R)
• M47: 14,000,865 km (0.1 R)
• M48: 14,415,101 km (0.092 R)
• M49: 15,013,941 km (0.117 R)
• M50: 15,989,020 km (0.091 R)
• M51: 16,266,973 km (0.071 R)
• M52: 16,608,954 km (0.063 R)
• M53: 17,047,575 km (0.076 R)
• M54: 17,268,232 km (0.066 R)
• M55: 17,680,673 km (0.119 R)
• M56: 18,257,223 km (0.08 R)
• M57: 18,450,803 km (0.114 R)
• M58: 18,905,132 km (0.115 R)
• M59: 19,068,193 km (0.094 R)
• M60: 20,323,469 km (0.094 R)
• M61: 20,557,590 km (0.107 R)
• M62: 21,367,213 km (0.101 R)
• M63: 21,605,224 km (0.051 R)
• M64: 21,775,915 km (0.076 R)
• M65: 21,878,389 km (0.117 R)
• M66: 22,049,829 km (0.102 R)
• M67: 22,187,159 km (0.109 R)
• M68: 22,531,982 km (0.08 R)
• M69: 23,296,577 km (0.116 R)
• M70: 23,401,445 km (0.064 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 13,353 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit