🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.35 AU - 3.37 AU

Year: 1732 Days

Day: 19.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,579,509 km

• M1: 93,798 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.46 AU - 4.04 AU

Year: 2098 Days

Day: 36.3 Hours

Environment

Temp: -108 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.2

Radius: 10.1

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.73 AU - 9.03 AU

Year: 7181 Days

Day: 12.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,579,509 km

• M1: 169,644 km (0.095 R)
• M2: 718,519 km (0.074 R)
• M3: 1,496,876 km (0.102 R)
• M4: 2,069,238 km (0.086 R)
• M5: 3,147,988 km (0.063 R)
• M6: 3,587,656 km (0.087 R)
• M7: 5,158,284 km (0.12 R)
• M8: 5,599,598 km (0.105 R)
• M9: 6,278,174 km (0.12 R)
• M10: 9,633,804 km (0.115 R)
• M11: 10,607,835 km (0.062 R)
• M12: 12,751,274 km (0.099 R)
• M13: 13,508,538 km (0.115 R)
• M14: 13,924,570 km (0.074 R)
• M15: 15,788,858 km (0.073 R)
• M16: 16,367,503 km (0.051 R)
• M17: 22,882,640 km (0.047 R)
• M18: 23,623,897 km (0.069 R)
• M19: 24,457,606 km (0.037 R)
• M20: 26,023,597 km (0.12 R)
• M21: 28,157,910 km (0.081 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.1

Radius: 6

Gravity: 9.28 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 14.82 AU - 20.1 AU

Year: 26130 Days

Day: 19.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,579,509 km

• M1: 101,278 km (0.105 R)
• M2: 384,317 km (0.045 R)
• M3: 638,185 km (0.043 R)
• M4: 2,103,346 km (0.071 R)
• M5: 2,884,995 km (0.053 R)
• M6: 3,906,000 km (0.062 R)
• M7: 4,582,632 km (0.065 R)
• M8: 5,919,887 km (0.094 R)
• M9: 8,181,807 km (0.049 R)
• M10: 8,435,674 km (0.114 R)
• M11: 12,699,363 km (0.113 R)
• M12: 13,316,754 km (0.09 R)
• M13: 17,531,823 km (0.07 R)
• M14: 18,469,952 km (0.093 R)
• M15: 21,293,013 km (0.111 R)
• M16: 25,023,685 km (0.056 R)
• M17: 31,463,574 km (0.048 R)
• M18: 34,532,125 km (0.072 R)
• M19: 36,138,657 km (0.081 R)
• M20: 37,654,532 km (0.104 R)
• M21: 42,003,342 km (0.101 R)
• M22: 44,142,741 km (0.062 R)
• M23: 46,675,433 km (0.039 R)
• M24: 54,672,337 km (0.086 R)
• M25: 58,148,543 km (0.108 R)
• M26: 60,035,869 km (0.104 R)
• M27: 62,550,011 km (0.118 R)
• M28: 64,531,136 km (0.109 R)
• M29: 69,245,713 km (0.073 R)

Kuiper Belt

Range: 30.6 - 56.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 16,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit