🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.36 AU - 2.02 AU

Year: 772 Days

Day: 44 Hours

Environment

Temp: -34 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,826,737 km

• M1: 311,014 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.9 AU - 6.08 AU

Year: 3918 Days

Day: 34.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,826,737 km

• M1: 591,959 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.8

Radius: 10.7

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.35 AU - 9.41 AU

Year: 8526 Days

Day: 13.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 30,826,737 km

• M1: 135,984 km (0.083 R)
• M2: 385,065 km (0.113 R)
• M3: 655,538 km (0.109 R)
• M4: 890,107 km (0.066 R)
• M5: 1,237,174 km (0.106 R)
• M6: 1,978,881 km (0.083 R)
• M7: 2,865,697 km (0.118 R)
• M8: 3,495,803 km (0.074 R)
• M9: 3,848,256 km (0.103 R)
• M10: 4,662,517 km (0.086 R)
• M11: 4,951,839 km (0.099 R)
• M12: 5,159,780 km (0.091 R)
• M13: 5,777,919 km (0.103 R)
• M14: 7,371,585 km (0.053 R)
• M15: 8,072,002 km (0.105 R)
• M16: 9,082,835 km (0.061 R)
• M17: 9,901,584 km (0.047 R)
• M18: 11,465,630 km (0.116 R)
• M19: 12,714,921 km (0.097 R)
• M20: 13,001,401 km (0.091 R)
• M21: 13,486,098 km (0.077 R)
• M22: 13,880,289 km (0.106 R)
• M23: 16,854,594 km (0.094 R)
• M24: 17,350,810 km (0.107 R)
• M25: 18,941,185 km (0.119 R)
• M26: 20,662,308 km (0.099 R)
• M27: 22,521,959 km (0.117 R)
• M28: 23,095,667 km (0.049 R)
• M29: 25,395,435 km (0.108 R)
• M30: 26,209,248 km (0.105 R)
• M31: 28,300,028 km (0.105 R)
• M32: 30,471,590 km (0.062 R)
• M33: 33,802,237 km (0.032 R)
• M34: 34,269,880 km (0.071 R)
• M35: 39,123,434 km (0.054 R)
• M36: 42,625,520 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655

Radius: 10.1

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.53 AU - 11.89 AU

Year: 12319 Days

Day: 6.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 30,826,737 km

• M1: 134,788 km (0.115 R)
• M2: 918,232 km (0.063 R)
• M3: 1,263,952 km (0.105 R)
• M4: 2,400,896 km (0.1 R)
• M5: 2,722,232 km (0.096 R)
• M6: 3,322,569 km (0.078 R)
• M7: 3,956,415 km (0.062 R)
• M8: 4,279,696 km (0.052 R)
• M9: 7,142,102 km (0.103 R)
• M10: 7,820,528 km (0.113 R)
• M11: 8,234,166 km (0.082 R)
• M12: 11,284,766 km (0.089 R)
• M13: 12,444,000 km (0.106 R)
• M14: 14,097,206 km (0.097 R)
• M15: 15,912,875 km (0.094 R)
• M16: 17,469,740 km (0.03 R)
• M17: 20,271,110 km (0.095 R)
• M18: 20,469,776 km (0.111 R)
• M19: 21,341,782 km (0.071 R)
• M20: 21,682,117 km (0.108 R)
• M21: 23,070,236 km (0.046 R)
• M22: 23,709,019 km (0.066 R)
• M23: 24,356,628 km (0.108 R)
• M24: 26,578,455 km (0.079 R)
• M25: 27,648,678 km (0.079 R)
• M26: 28,740,145 km (0.101 R)
• M27: 29,692,634 km (0.117 R)
• M28: 30,174,639 km (0.064 R)
• M29: 31,232,595 km (0.115 R)
• M30: 35,471,750 km (0.085 R)
• M31: 38,054,407 km (0.086 R)
• M32: 42,913,645 km (0.073 R)
• M33: 43,784,454 km (0.116 R)
• M34: 48,884,246 km (0.108 R)
• M35: 50,646,808 km (0.092 R)
• M36: 52,547,150 km (0.119 R)
• M37: 53,510,410 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.3

Radius: 6.7

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 11.9 AU - 16.54 AU

Year: 18846 Days

Day: 19.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,826,737 km

• M1: 83,775 km (0.077 R)
• M2: 366,664 km (0.093 R)
• M3: 496,964 km (0.056 R)
• M4: 1,276,369 km (0.113 R)
• M5: 1,709,604 km (0.059 R)
• M6: 2,226,016 km (0.079 R)
• M7: 2,493,647 km (0.105 R)
• M8: 3,076,031 km (0.063 R)
• M9: 3,410,981 km (0.076 R)
• M10: 4,201,606 km (0.115 R)
• M11: 5,051,621 km (0.094 R)
• M12: 6,364,342 km (0.101 R)
• M13: 11,373,477 km (0.061 R)
• M14: 11,522,926 km (0.115 R)
• M15: 11,862,962 km (0.066 R)
• M16: 12,952,782 km (0.087 R)
• M17: 15,276,935 km (0.119 R)
• M18: 15,581,067 km (0.096 R)
• M19: 16,556,445 km (0.106 R)
• M20: 17,887,417 km (0.066 R)
• M21: 20,254,056 km (0.104 R)
• M22: 22,034,869 km (0.083 R)
• M23: 22,452,546 km (0.093 R)
• M24: 24,544,822 km (0.112 R)
• M25: 25,096,240 km (0.086 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 16,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit