🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.49 AU - 2.61 AU

Year: 1473 Days

Day: 34.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.01 AU - 3.33 AU

Year: 2041 Days

Day: 35.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.67 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 919.1

Radius: 5.8

Gravity: 27.32 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 11 AU - 17.32 AU

Year: 19270 Days

Day: 17.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,204,779 km

• M1: 74,500 km (0.104 R)
• M2: 370,853 km (0.06 R)
• M3: 1,093,560 km (0.036 R)
• M4: 1,460,524 km (0.062 R)
• M5: 2,087,788 km (0.078 R)
• M6: 2,752,451 km (0.037 R)
• M7: 3,639,567 km (0.037 R)
• M8: 3,856,633 km (0.108 R)
• M9: 5,267,939 km (0.077 R)
• M10: 6,307,046 km (0.06 R)
• M11: 10,053,127 km (0.112 R)
• M12: 10,669,171 km (0.107 R)
• M13: 11,114,972 km (0.098 R)
• M14: 12,667,948 km (0.08 R)
• M15: 13,533,072 km (0.054 R)
• M16: 16,031,506 km (0.102 R)
• M17: 16,700,957 km (0.118 R)
• M18: 18,095,807 km (0.079 R)
• M19: 19,191,462 km (0.085 R)
• M20: 21,314,106 km (0.111 R)
• M21: 25,452,432 km (0.057 R)
• M22: 26,478,225 km (0.116 R)
• M23: 26,709,802 km (0.105 R)
• M24: 35,555,076 km (0.069 R)
• M25: 37,124,357 km (0.092 R)
• M26: 37,999,654 km (0.03 R)
• M27: 42,266,485 km (0.108 R)
• M28: 53,379,662 km (0.109 R)
• M29: 54,307,318 km (0.07 R)
• M30: 70,868,401 km (0.04 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.3

Radius: 5.3

Gravity: 15.21 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 15.13 AU - 23.81 AU

Year: 31070 Days

Day: 20.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,204,779 km

• M1: 65,973 km (0.119 R)
• M2: 261,796 km (0.101 R)
• M3: 861,385 km (0.119 R)
• M4: 1,331,720 km (0.117 R)
• M5: 2,442,335 km (0.099 R)
• M6: 3,112,832 km (0.081 R)
• M7: 3,460,648 km (0.093 R)
• M8: 4,923,266 km (0.116 R)
• M9: 5,477,227 km (0.082 R)
• M10: 5,984,214 km (0.061 R)
• M11: 6,384,538 km (0.107 R)
• M12: 6,661,144 km (0.066 R)
• M13: 9,642,630 km (0.078 R)
• M14: 10,634,763 km (0.08 R)
• M15: 12,107,554 km (0.118 R)
• M16: 12,965,647 km (0.107 R)
• M17: 14,406,125 km (0.101 R)
• M18: 16,718,460 km (0.117 R)
• M19: 18,513,933 km (0.083 R)
• M20: 18,887,928 km (0.065 R)
• M21: 22,802,007 km (0.102 R)
• M22: 23,886,142 km (0.115 R)
• M23: 26,865,234 km (0.107 R)
• M24: 36,097,218 km (0.094 R)
• M25: 44,015,134 km (0.045 R)
• M26: 46,891,602 km (0.079 R)
• M27: 47,760,766 km (0.092 R)
• M28: 49,531,406 km (0.099 R)
• M29: 52,268,748 km (0.081 R)
• M30: 52,454,848 km (0.043 R)
• M31: 53,958,755 km (0.087 R)
• M32: 54,721,256 km (0.075 R)
• M33: 75,962,508 km (0.063 R)
• M34: 77,643,688 km (0.12 R)
• M35: 83,595,889 km (0.081 R)
• M36: 84,616,595 km (0.072 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 18,782 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit