🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.52 AU - 0.62 AU

Year: 152 Days

Day: 36.1 Hours

Environment

Temp: 174 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,253,389 km

• M1: 71,807 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.3 AU - 3.6 AU

Year: 2263 Days

Day: 43 Hours

Environment

Temp: -107 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.05 AU - 5.79 AU

Year: 3853 Days

Day: 32.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.6

Radius: 9.7

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.69 AU - 7.37 AU

Year: 5892 Days

Day: 8.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,253,389 km

• M1: 129,552 km (0.063 R)
• M2: 442,660 km (0.102 R)
• M3: 803,341 km (0.094 R)
• M4: 1,131,857 km (0.038 R)
• M5: 1,724,564 km (0.104 R)
• M6: 2,273,439 km (0.094 R)
• M7: 2,799,126 km (0.1 R)
• M8: 3,171,774 km (0.098 R)
• M9: 3,507,322 km (0.119 R)
• M10: 4,513,667 km (0.078 R)
• M11: 5,208,399 km (0.097 R)
• M12: 6,252,293 km (0.067 R)
• M13: 11,414,467 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.6

Radius: 11.1

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.75 AU - 7.69 AU

Year: 6151 Days

Day: 14.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,253,389 km

• M1: 138,079 km (0.085 R)
• M2: 511,475 km (0.059 R)
• M3: 1,223,711 km (0.061 R)
• M4: 1,578,258 km (0.087 R)
• M5: 2,435,902 km (0.085 R)
• M6: 2,913,119 km (0.034 R)
• M7: 3,409,934 km (0.09 R)
• M8: 5,108,618 km (0.054 R)
• M9: 6,463,077 km (0.107 R)
• M10: 8,310,910 km (0.095 R)
• M11: 9,567,382 km (0.052 R)
• M12: 10,218,881 km (0.057 R)
• M13: 10,669,619 km (0.114 R)
• M14: 11,322,764 km (0.095 R)
• M15: 12,812,160 km (0.075 R)
• M16: 16,542,233 km (0.101 R)
• M17: 18,989,355 km (0.04 R)
• M18: 27,160,840 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 747

Radius: 7.7

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 11.78 AU - 18.16 AU

Year: 20452 Days

Day: 20 Hours

Environment

Temp: -184 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,253,389 km

• M1: 99,183 km (0.075 R)
• M2: 391,498 km (0.11 R)
• M3: 759,957 km (0.065 R)
• M4: 2,092,874 km (0.055 R)
• M5: 4,591,458 km (0.038 R)
• M6: 5,331,219 km (0.057 R)
• M7: 5,936,193 km (0.109 R)
• M8: 6,676,403 km (0.042 R)
• M9: 7,045,312 km (0.102 R)
• M10: 8,658,874 km (0.094 R)
• M11: 9,266,242 km (0.046 R)
• M12: 11,003,971 km (0.118 R)
• M13: 11,716,655 km (0.105 R)
• M14: 24,082,714 km (0.109 R)
• M15: 31,237,382 km (0.03 R)
• M16: 32,662,451 km (0.119 R)
• M17: 33,058,586 km (0.104 R)
• M18: 39,539,914 km (0.08 R)
• M19: 46,819,646 km (0.114 R)
• M20: 47,323,342 km (0.069 R)
• M21: 52,379,301 km (0.12 R)
• M22: 53,834,888 km (0.035 R)
• M23: 62,528,469 km (0.106 R)
• M24: 64,372,712 km (0.098 R)
• M25: 71,223,397 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 192.2

Radius: 4.4

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 15.54 AU - 20.14 AU

Year: 26607 Days

Day: 19.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,253,389 km

• M1: 55,052 km (0.103 R)
• M2: 550,969 km (0.058 R)
• M3: 695,780 km (0.116 R)
• M4: 835,953 km (0.065 R)
• M5: 984,055 km (0.06 R)
• M6: 3,203,938 km (0.109 R)
• M7: 5,650,760 km (0.079 R)
• M8: 6,225,216 km (0.041 R)
• M9: 7,267,913 km (0.1 R)
• M10: 10,124,933 km (0.088 R)
• M11: 12,418,269 km (0.052 R)
• M12: 14,194,444 km (0.075 R)
• M13: 16,586,814 km (0.081 R)
• M14: 25,451,086 km (0.097 R)
• M15: 29,063,874 km (0.11 R)
• M16: 29,622,473 km (0.116 R)
• M17: 30,188,102 km (0.104 R)
• M18: 40,521,575 km (0.067 R)
• M19: 40,938,804 km (0.111 R)
• M20: 44,086,044 km (0.117 R)
• M21: 45,418,662 km (0.119 R)
• M22: 46,778,057 km (0.056 R)
• M23: 52,816,875 km (0.065 R)
• M24: 54,657,228 km (0.092 R)
• M25: 59,176,280 km (0.096 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 15,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit