🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.45 AU - 0.57 AU

Year: 127 Days

Day: 41.8 Hours

Environment

Temp: 222 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,218,019 km

• M1: 24,235 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.08 AU - 1.56 AU

Year: 531 Days

Day: 47.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.3 AU - 1.92 AU

Year: 715 Days

Day: 45 Hours

Environment

Temp: -25 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,218,019 km

• M1: 21,991 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.62 AU - 2.18 AU

Year: 916 Days

Day: 42 Hours

Environment

Temp: -55 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.39 AU - 3.75 AU

Year: 1882 Days

Day: 39 Hours

Environment

Temp: -101 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.4

Radius: 7.7

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 11.93 AU - 16.75 AU

Year: 18998 Days

Day: 16 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 66,218,019 km

• M1: 152,141 km (0.09 R)
• M2: 217,216 km (0.111 R)
• M3: 268,977 km (0.114 R)
• M4: 547,379 km (0.1 R)
• M5: 1,091,915 km (0.101 R)
• M6: 1,242,560 km (0.097 R)
• M7: 1,792,482 km (0.044 R)
• M8: 1,851,423 km (0.116 R)
• M9: 2,155,406 km (0.076 R)
• M10: 2,410,022 km (0.067 R)
• M11: 3,053,143 km (0.116 R)
• M12: 3,485,481 km (0.112 R)
• M13: 3,596,632 km (0.04 R)
• M14: 3,708,980 km (0.063 R)
• M15: 4,014,160 km (0.094 R)
• M16: 4,091,801 km (0.075 R)
• M17: 4,648,903 km (0.096 R)
• M18: 4,730,434 km (0.087 R)
• M19: 5,061,494 km (0.109 R)
• M20: 6,595,770 km (0.064 R)
• M21: 7,341,815 km (0.049 R)
• M22: 9,167,058 km (0.056 R)
• M23: 10,103,242 km (0.032 R)
• M24: 10,636,409 km (0.065 R)
• M25: 11,015,190 km (0.1 R)
• M26: 11,343,259 km (0.098 R)
• M27: 14,437,691 km (0.099 R)
• M28: 15,340,813 km (0.116 R)
• M29: 16,386,352 km (0.112 R)
• M30: 16,510,818 km (0.07 R)
• M31: 16,573,200 km (0.049 R)
• M32: 16,760,796 km (0.086 R)
• M33: 17,391,201 km (0.056 R)
• M34: 17,454,780 km (0.111 R)
• M35: 17,773,274 km (0.113 R)
• M36: 18,093,713 km (0.108 R)
• M37: 18,158,040 km (0.101 R)
• M38: 18,870,425 km (0.114 R)
• M39: 19,526,112 km (0.107 R)
• M40: 23,754,646 km (0.116 R)
• M41: 24,391,185 km (0.086 R)
• M42: 25,248,530 km (0.103 R)
• M43: 25,608,762 km (0.035 R)
• M44: 25,753,273 km (0.034 R)
• M45: 26,188,603 km (0.115 R)
• M46: 27,508,954 km (0.108 R)
• M47: 27,657,056 km (0.115 R)
• M48: 28,926,095 km (0.06 R)
• M49: 29,001,342 km (0.073 R)
• M50: 30,980,373 km (0.069 R)
• M51: 32,532,151 km (0.059 R)
• M52: 33,317,540 km (0.091 R)
• M53: 33,633,491 km (0.093 R)
• M54: 33,950,339 km (0.09 R)
• M55: 34,347,821 km (0.088 R)
• M56: 36,765,173 km (0.086 R)
• M57: 37,583,024 km (0.084 R)
• M58: 40,072,482 km (0.117 R)
• M59: 41,506,677 km (0.066 R)
• M60: 45,558,386 km (0.1 R)
• M61: 46,966,102 km (0.08 R)
• M62: 48,298,869 km (0.096 R)
• M63: 48,566,949 km (0.095 R)
• M64: 49,014,695 km (0.084 R)
• M65: 50,366,462 km (0.086 R)
• M66: 51,092,460 km (0.102 R)
• M67: 53,014,344 km (0.083 R)
• M68: 53,290,950 km (0.087 R)
• M69: 54,401,714 km (0.074 R)
• M70: 54,494,615 km (0.077 R)
• M71: 54,866,814 km (0.078 R)
• M72: 55,053,213 km (0.077 R)
• M73: 57,211,910 km (0.11 R)
• M74: 58,064,170 km (0.115 R)
• M75: 58,349,153 km (0.07 R)
• M76: 59,781,104 km (0.088 R)
• M77: 60,261,014 km (0.059 R)
• M78: 61,514,794 km (0.091 R)
• M79: 64,932,806 km (0.097 R)
• M80: 65,031,391 km (0.117 R)
• M81: 65,920,751 km (0.067 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 18,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit