🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.58 AU - 0.82 AU

Year: 214 Days

Day: 38.8 Hours

Environment

Temp: 123 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.95 AU - 1.11 AU

Year: 382 Days

Day: 34.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 21.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.34 AU - 2.12 AU

Year: 831 Days

Day: 12.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,105,955 km

• M1: 1,379,891 km (0.097 R)
• M2: 1,600,996 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.72 AU - 3.36 AU

Year: 1936 Days

Day: 45.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,105,955 km

• M1: 1,307,037 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.3

Radius: 12.8

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.25 AU - 6.77 AU

Year: 5381 Days

Day: 14.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 33,105,955 km

• M1: 167,550 km (0.116 R)
• M2: 259,403 km (0.084 R)
• M3: 432,637 km (0.061 R)
• M4: 538,702 km (0.113 R)
• M5: 730,636 km (0.054 R)
• M6: 822,339 km (0.069 R)
• M7: 1,034,020 km (0.11 R)
• M8: 1,201,121 km (0.064 R)
• M9: 1,410,708 km (0.102 R)
• M10: 1,597,855 km (0.099 R)
• M11: 1,775,278 km (0.092 R)
• M12: 1,997,132 km (0.118 R)
• M13: 2,150,320 km (0.051 R)
• M14: 2,367,386 km (0.092 R)
• M15: 2,591,783 km (0.092 R)
• M16: 2,802,118 km (0.111 R)
• M17: 3,106,101 km (0.067 R)
• M18: 3,239,691 km (0.108 R)
• M19: 3,722,444 km (0.118 R)
• M20: 4,426,751 km (0.104 R)
• M21: 5,093,060 km (0.119 R)
• M22: 5,518,815 km (0.097 R)
• M23: 5,900,888 km (0.059 R)
• M24: 6,922,791 km (0.076 R)
• M25: 7,998,998 km (0.088 R)
• M26: 8,400,519 km (0.087 R)
• M27: 8,494,167 km (0.086 R)
• M28: 9,255,471 km (0.115 R)
• M29: 9,416,737 km (0.059 R)
• M30: 9,972,493 km (0.041 R)
• M31: 10,438,191 km (0.12 R)
• M32: 10,673,658 km (0.088 R)
• M33: 11,218,644 km (0.116 R)
• M34: 11,321,866 km (0.118 R)
• M35: 11,737,748 km (0.106 R)
• M36: 11,877,622 km (0.059 R)
• M37: 12,158,866 km (0.072 R)
• M38: 12,300,236 km (0.106 R)
• M39: 12,477,809 km (0.088 R)
• M40: 12,584,771 km (0.068 R)
• M41: 12,692,033 km (0.092 R)
• M42: 13,088,019 km (0.11 R)
• M43: 13,634,500 km (0.061 R)
• M44: 14,337,460 km (0.079 R)
• M45: 15,394,967 km (0.099 R)
• M46: 15,894,475 km (0.098 R)
• M47: 16,438,412 km (0.118 R)
• M48: 16,909,496 km (0.055 R)
• M49: 17,664,517 km (0.093 R)
• M50: 18,389,917 km (0.062 R)
• M51: 18,552,380 km (0.109 R)
• M52: 19,413,465 km (0.074 R)
• M53: 19,953,214 km (0.029 R)
• M54: 20,329,603 km (0.105 R)
• M55: 20,835,243 km (0.109 R)
• M56: 21,174,681 km (0.067 R)
• M57: 21,259,802 km (0.09 R)
• M58: 21,558,699 km (0.105 R)
• M59: 22,376,999 km (0.097 R)
• M60: 23,469,213 km (0.065 R)
• M61: 23,557,326 km (0.088 R)
• M62: 24,623,510 km (0.118 R)
• M63: 25,207,540 km (0.109 R)
• M64: 25,932,791 km (0.118 R)
• M65: 26,297,959 km (0.07 R)
• M66: 26,481,067 km (0.073 R)
• M67: 26,710,700 km (0.114 R)
• M68: 26,894,855 km (0.064 R)
• M69: 27,264,511 km (0.062 R)
• M70: 27,962,086 km (0.115 R)
• M71: 28,806,865 km (0.098 R)
• M72: 29,185,049 km (0.113 R)
• M73: 29,946,352 km (0.089 R)
• M74: 30,089,966 km (0.061 R)
• M75: 30,425,514 km (0.094 R)
• M76: 32,024,715 km (0.114 R)
• M77: 32,220,389 km (0.108 R)
• M78: 32,563,866 km (0.119 R)
• M79: 32,662,152 km (0.09 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 12,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit