🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.47 AU - 0.71 AU

Year: 202 Days

Day: 36.4 Hours

Environment

Temp: 1 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 107,562,555 km

• M1: 47,572 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.63 AU - 1.01 AU

Year: 331 Days

Day: 40.2 Hours

Environment

Temp: -36 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.76 AU - 1.06 AU

Year: 387 Days

Day: 15.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.77 AU - 1.05 AU

Year: 387 Days

Day: 28.2 Hours

Environment

Temp: -60 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.31 AU - 2.13 AU

Year: 1007 Days

Day: 23.3 Hours

Environment

Temp: -117 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.9

Radius: 9.3

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.01 AU - 2.93 AU

Year: 1732 Days

Day: 8.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 107,562,555 km

• M1: 115,938 km (0.1 R)
• M2: 431,141 km (0.041 R)
• M3: 755,918 km (0.076 R)
• M4: 1,121,386 km (0.107 R)
• M5: 2,140,147 km (0.098 R)
• M6: 2,735,247 km (0.077 R)
• M7: 3,617,426 km (0.094 R)
• M8: 4,124,413 km (0.033 R)
• M9: 4,818,996 km (0.037 R)
• M10: 5,109,366 km (0.104 R)
• M11: 7,239,340 km (0.099 R)
• M12: 8,425,950 km (0.103 R)
• M13: 8,787,678 km (0.111 R)
• M14: 9,128,312 km (0.091 R)
• M15: 10,035,324 km (0.072 R)
• M16: 10,789,298 km (0.047 R)
• M17: 12,103,814 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.9

Radius: 10.8

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.37 AU - 5.81 AU

Year: 5124 Days

Day: 9.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 107,562,555 km

• M1: 148,102 km (0.084 R)
• M2: 668,702 km (0.096 R)
• M3: 1,429,108 km (0.077 R)
• M4: 1,860,250 km (0.109 R)
• M5: 2,228,859 km (0.115 R)
• M6: 2,883,649 km (0.12 R)
• M7: 3,266,470 km (0.118 R)
• M8: 4,271,019 km (0.105 R)
• M9: 5,022,150 km (0.094 R)
• M10: 6,060,509 km (0.105 R)
• M11: 6,881,352 km (0.113 R)
• M12: 7,468,674 km (0.106 R)
• M13: 8,448,540 km (0.057 R)
• M14: 9,122,329 km (0.089 R)
• M15: 9,872,113 km (0.062 R)
• M16: 10,324,647 km (0.089 R)
• M17: 16,146,248 km (0.104 R)
• M18: 17,539,453 km (0.028 R)
• M19: 18,388,271 km (0.12 R)
• M20: 23,264,414 km (0.092 R)
• M21: 24,067,006 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.3

Radius: 7.6

Gravity: 15.57 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 12.38 AU - 20.2 AU

Year: 29338 Days

Day: 20.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 107,562,555 km

• M1: 97,089 km (0.109 R)
• M2: 370,853 km (0.094 R)
• M3: 1,419,235 km (0.118 R)
• M4: 5,320,448 km (0.074 R)
• M5: 6,085,043 km (0.038 R)
• M6: 6,518,578 km (0.114 R)
• M7: 9,311,570 km (0.073 R)
• M8: 16,736,411 km (0.116 R)
• M9: 19,580,716 km (0.106 R)
• M10: 22,166,216 km (0.1 R)
• M11: 24,607,952 km (0.078 R)
• M12: 27,741,728 km (0.114 R)
• M13: 34,335,105 km (0.109 R)
• M14: 41,558,737 km (0.085 R)
• M15: 50,507,532 km (0.095 R)
• M16: 56,996,190 km (0.05 R)
• M17: 60,439,485 km (0.094 R)
• M18: 68,928,266 km (0.068 R)
• M19: 69,890,928 km (0.104 R)
• M20: 70,132,978 km (0.117 R)
• M21: 70,618,722 km (0.076 R)
• M22: 71,597,092 km (0.118 R)
• M23: 75,856,144 km (0.072 R)
• M24: 85,980,628 km (0.074 R)
• M25: 100,316,443 km (0.095 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: 249 - 14,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit