🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.38 AU - 1.78 AU

Year: 705 Days

Day: 27.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 112,120,416 km

• M1: 19,597 km (0.101 R)
• M2: 70,909 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.98 AU - 3.08 AU

Year: 1428 Days

Day: 35.6 Hours

Environment

Temp: -77 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.6

Radius: 5.8

Gravity: 21.54 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 17.36 AU - 17.5 AU

Year: 25816 Days

Day: 20.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 112,120,416 km

• M1: 73,453 km (0.096 R)
• M2: 313,557 km (0.071 R)
• M3: 1,541,756 km (0.115 R)
• M4: 1,839,904 km (0.1 R)
• M5: 3,745,781 km (0.055 R)
• M6: 4,724,002 km (0.095 R)
• M7: 5,312,968 km (0.075 R)
• M8: 6,448,117 km (0.11 R)
• M9: 10,165,175 km (0.112 R)
• M10: 13,437,330 km (0.083 R)
• M11: 20,409,039 km (0.05 R)
• M12: 21,123,070 km (0.083 R)
• M13: 22,385,825 km (0.094 R)
• M14: 35,651,566 km (0.084 R)
• M15: 43,319,205 km (0.096 R)
• M16: 55,089,565 km (0.079 R)
• M17: 74,419,406 km (0.037 R)
• M18: 77,082,996 km (0.076 R)
• M19: 77,574,125 km (0.062 R)
• M20: 79,059,782 km (0.107 R)
• M21: 81,832,429 km (0.1 R)
• M22: 89,993,890 km (0.119 R)
• M23: 90,811,443 km (0.048 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.7

Radius: 5.1

Gravity: 37.9 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 15.51 AU - 22.87 AU

Year: 29823 Days

Day: 22.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 64 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 112,120,416 km

• M1: 65,823 km (0.115 R)
• M2: 772,972 km (0.112 R)
• M3: 1,057,358 km (0.074 R)
• M4: 1,306,139 km (0.085 R)
• M5: 2,343,451 km (0.086 R)
• M6: 3,058,828 km (0.1 R)
• M7: 4,053,953 km (0.075 R)
• M8: 4,238,706 km (0.049 R)
• M9: 5,512,382 km (0.117 R)
• M10: 6,212,201 km (0.108 R)
• M11: 7,343,161 km (0.091 R)
• M12: 8,072,451 km (0.038 R)
• M13: 8,306,272 km (0.056 R)
• M14: 9,223,756 km (0.113 R)
• M15: 12,072,847 km (0.109 R)
• M16: 12,455,968 km (0.089 R)
• M17: 13,903,177 km (0.108 R)
• M18: 14,840,558 km (0.09 R)
• M19: 18,706,915 km (0.083 R)
• M20: 21,927,158 km (0.111 R)
• M21: 24,755,007 km (0.039 R)
• M22: 26,001,905 km (0.107 R)
• M23: 28,620,017 km (0.113 R)
• M24: 28,891,089 km (0.08 R)
• M25: 32,279,331 km (0.099 R)
• M26: 32,720,645 km (0.086 R)
• M27: 38,663,869 km (0.064 R)
• M28: 42,413,540 km (0.081 R)
• M29: 43,834,869 km (0.049 R)
• M30: 46,211,979 km (0.063 R)
• M31: 50,034,504 km (0.102 R)
• M32: 51,221,114 km (0.043 R)
• M33: 52,832,283 km (0.074 R)
• M34: 58,955,922 km (0.093 R)
• M35: 59,175,083 km (0.085 R)
• M36: 71,337,989 km (0.042 R)
• M37: 71,586,919 km (0.113 R)
• M38: 84,506,341 km (0.096 R)
• M39: 86,469,963 km (0.086 R)
• M40: 91,658,915 km (0.073 R)
• M41: 93,731,443 km (0.058 R)
• M42: 98,277,723 km (0.084 R)
• M43: 99,204,332 km (0.074 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 12,653 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit