🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.55 AU - 2.49 AU

Year: 1033 Days

Day: 39.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.23 AU - 2.37 AU

Year: 1255 Days

Day: 25 Hours

Environment

Temp: -75 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.1

Radius: 3.1

Gravity: 57.03 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 12.3 AU - 15.32 AU

Year: 18470 Days

Day: 22.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 53,678,600 km

• M1: 38,596 km (0.077 R)
• M2: 292,763 km (0.094 R)
• M3: 442,211 km (0.087 R)
• M4: 649,704 km (0.092 R)
• M5: 999,164 km (0.109 R)
• M6: 1,228,947 km (0.113 R)
• M7: 2,232,299 km (0.099 R)
• M8: 2,379,504 km (0.057 R)
• M9: 3,294,145 km (0.079 R)
• M10: 3,457,356 km (0.1 R)
• M11: 4,420,467 km (0.072 R)
• M12: 4,963,358 km (0.096 R)
• M13: 5,664,224 km (0.117 R)
• M14: 5,978,081 km (0.064 R)
• M15: 6,098,806 km (0.115 R)
• M16: 9,077,150 km (0.062 R)
• M17: 9,290,177 km (0.054 R)
• M18: 11,238,091 km (0.092 R)
• M19: 12,049,660 km (0.106 R)
• M20: 12,502,492 km (0.081 R)
• M21: 13,788,585 km (0.119 R)
• M22: 14,790,891 km (0.071 R)
• M23: 21,369,457 km (0.05 R)
• M24: 22,513,732 km (0.058 R)
• M25: 23,597,867 km (0.075 R)
• M26: 26,948,710 km (0.076 R)
• M27: 28,509,465 km (0.068 R)
• M28: 29,894,292 km (0.084 R)
• M29: 31,931,965 km (0.085 R)
• M30: 32,177,604 km (0.116 R)
• M31: 32,922,153 km (0.109 R)
• M32: 36,952,469 km (0.053 R)
• M33: 38,458,022 km (0.112 R)
• M34: 40,864,454 km (0.061 R)
• M35: 41,008,965 km (0.058 R)
• M36: 42,622,229 km (0.054 R)
• M37: 45,507,523 km (0.115 R)
• M38: 45,974,567 km (0.05 R)
• M39: 55,823,493 km (0.114 R)
• M40: 56,358,754 km (0.095 R)
• M41: 57,985,032 km (0.079 R)
• M42: 61,141,697 km (0.07 R)
• M43: 65,592,084 km (0.061 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.6

Radius: 3.9

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 17.46 AU - 19 AU

Year: 28012 Days

Day: 18.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,678,600 km

• M1: 48,470 km (0.095 R)
• M2: 183,407 km (0.1 R)
• M3: 675,883 km (0.073 R)
• M4: 937,829 km (0.063 R)
• M5: 1,127,669 km (0.076 R)
• M6: 1,511,088 km (0.079 R)
• M7: 2,046,798 km (0.041 R)
• M8: 3,584,814 km (0.052 R)
• M9: 4,462,953 km (0.083 R)
• M10: 4,679,571 km (0.081 R)
• M11: 5,302,796 km (0.063 R)
• M12: 6,833,032 km (0.104 R)
• M13: 6,955,403 km (0.115 R)
• M14: 9,117,990 km (0.106 R)
• M15: 9,266,391 km (0.027 R)
• M16: 9,416,438 km (0.113 R)
• M17: 10,191,056 km (0.064 R)
• M18: 10,458,387 km (0.116 R)
• M19: 14,913,113 km (0.114 R)
• M20: 15,607,546 km (0.036 R)
• M21: 23,590,836 km (0.102 R)
• M22: 33,451,281 km (0.09 R)
• M23: 44,735,149 km (0.059 R)
• M24: 47,200,971 km (0.069 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 12,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit