🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.49 AU - 0.65 AU

Year: 152 Days

Day: 18.6 Hours

Environment

Temp: 240 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.78 AU - 1.02 AU

Year: 301 Days

Day: 22.3 Hours

Environment

Temp: 148 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.94 AU - 3.22 AU

Year: 1909 Days

Day: 13.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.42 AU - 3.48 AU

Year: 2263 Days

Day: 43.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646

Radius: 13.8

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.21 AU - 7.55 AU

Year: 5690 Days

Day: 10.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 79,789,786 km

• M1: 208,839 km (0.11 R)
• M2: 697,724 km (0.074 R)
• M3: 1,273,826 km (0.073 R)
• M4: 2,003,863 km (0.103 R)
• M5: 2,796,134 km (0.109 R)
• M6: 3,337,678 km (0.098 R)
• M7: 5,311,921 km (0.064 R)
• M8: 6,371,224 km (0.096 R)
• M9: 7,712,817 km (0.057 R)
• M10: 12,457,164 km (0.092 R)
• M11: 13,716,330 km (0.098 R)
• M12: 15,821,471 km (0.054 R)
• M13: 16,486,882 km (0.116 R)
• M14: 19,474,052 km (0.097 R)
• M15: 20,807,269 km (0.1 R)
• M16: 22,653,007 km (0.114 R)
• M17: 24,766,675 km (0.085 R)
• M18: 26,753,335 km (0.096 R)
• M19: 30,389,461 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.5

Radius: 14.5

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.51 AU - 7.71 AU

Year: 6694 Days

Day: 12.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 163.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,789,786 km

• M1: 180,265 km (0.079 R)
• M2: 673,190 km (0.047 R)
• M3: 1,235,678 km (0.114 R)
• M4: 2,817,227 km (0.074 R)
• M5: 3,387,045 km (0.068 R)
• M6: 4,259,351 km (0.108 R)
• M7: 6,481,777 km (0.08 R)
• M8: 8,549,070 km (0.089 R)
• M9: 10,041,159 km (0.115 R)
• M10: 10,805,903 km (0.09 R)
• M11: 16,583,522 km (0.037 R)
• M12: 19,407,332 km (0.083 R)
• M13: 19,863,456 km (0.113 R)
• M14: 23,775,739 km (0.107 R)
• M15: 24,676,318 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.7

Radius: 4.1

Gravity: 58.76 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 10.46 AU - 16.92 AU

Year: 17886 Days

Day: 24.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 79,789,786 km

• M1: 51,013 km (0.047 R)
• M2: 314,754 km (0.078 R)
• M3: 564,134 km (0.111 R)
• M4: 727,943 km (0.062 R)
• M5: 1,033,871 km (0.076 R)
• M6: 1,691,354 km (0.097 R)
• M7: 1,839,156 km (0.049 R)
• M8: 2,788,205 km (0.113 R)
• M9: 3,102,809 km (0.11 R)
• M10: 3,440,601 km (0.092 R)
• M11: 4,357,636 km (0.063 R)
• M12: 4,495,865 km (0.086 R)
• M13: 4,672,689 km (0.074 R)
• M14: 4,854,152 km (0.117 R)
• M15: 6,302,708 km (0.11 R)
• M16: 6,751,202 km (0.102 R)
• M17: 8,814,456 km (0.077 R)
• M18: 9,035,861 km (0.109 R)
• M19: 9,899,190 km (0.075 R)
• M20: 11,922,202 km (0.11 R)
• M21: 13,979,472 km (0.088 R)
• M22: 15,368,788 km (0.083 R)
• M23: 15,609,042 km (0.115 R)
• M24: 18,871,622 km (0.109 R)
• M25: 19,055,029 km (0.1 R)
• M26: 19,705,929 km (0.091 R)
• M27: 19,894,572 km (0.106 R)
• M28: 20,179,855 km (0.096 R)
• M29: 30,437,632 km (0.1 R)
• M30: 34,368,016 km (0.091 R)
• M31: 37,168,189 km (0.081 R)
• M32: 37,311,953 km (0.109 R)
• M33: 43,217,030 km (0.118 R)
• M34: 43,376,202 km (0.058 R)
• M35: 45,151,929 km (0.106 R)
• M36: 46,807,977 km (0.054 R)
• M37: 47,481,467 km (0.073 R)
• M38: 51,838,355 km (0.109 R)
• M39: 76,720,221 km (0.05 R)
• M40: 79,789,820 km (0.097 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 16,246 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit