🌌 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: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.41 AU - 0.63 AU

Year: 135 Days

Day: 18.5 Hours

Environment

Temp: 242 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.56 AU - 0.64 AU

Year: 167 Days

Day: 20.3 Hours

Environment

Temp: 242 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.48 AU - 0.76 AU

Year: 176 Days

Day: 39 Hours

Environment

Temp: 142 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.68 AU - 1.02 AU

Year: 282 Days

Day: 40.5 Hours

Environment

Temp: 154 °C

Axial Tilt: 32 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.88 AU - 0.98 AU

Year: 323 Days

Day: 23.3 Hours

Environment

Temp: 124 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.07 AU - 1.09 AU

Year: 404 Days

Day: 45.4 Hours

Environment

Temp: 41 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 7 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.93 AU - 1.33 AU

Year: 432 Days

Day: 32.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 8 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.69 AU - 1.97 AU

Year: 891 Days

Day: 42.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 10.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.2

Radius: 14.9

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 8.24 AU - 13.24 AU

Year: 12667 Days

Day: 11.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 47,299,206 km

• M1: 225,594 km (0.109 R)
• M2: 338,989 km (0.091 R)
• M3: 480,658 km (0.119 R)
• M4: 860,487 km (0.117 R)
• M5: 1,608,626 km (0.102 R)
• M6: 1,880,744 km (0.105 R)
• M7: 2,292,438 km (0.118 R)
• M8: 2,470,459 km (0.091 R)
• M9: 2,653,268 km (0.066 R)
• M10: 2,786,709 km (0.098 R)
• M11: 2,977,297 km (0.099 R)
• M12: 3,228,920 km (0.111 R)
• M13: 3,429,531 km (0.028 R)
• M14: 3,723,491 km (0.087 R)
• M15: 3,995,161 km (0.103 R)
• M16: 4,719,214 km (0.041 R)
• M17: 4,816,752 km (0.118 R)
• M18: 5,146,765 km (0.102 R)
• M19: 5,552,475 km (0.109 R)
• M20: 6,145,331 km (0.036 R)
• M21: 6,323,652 km (0.112 R)
• M22: 6,576,023 km (0.104 R)
• M23: 8,554,455 km (0.095 R)
• M24: 8,793,961 km (0.087 R)
• M25: 9,076,103 km (0.037 R)
• M26: 9,857,303 km (0.066 R)
• M27: 10,066,590 km (0.084 R)
• M28: 10,361,897 km (0.084 R)
• M29: 10,918,101 km (0.115 R)
• M30: 11,925,942 km (0.071 R)
• M31: 12,283,481 km (0.087 R)
• M32: 12,917,776 km (0.085 R)
• M33: 13,469,942 km (0.117 R)
• M34: 13,702,417 km (0.054 R)
• M35: 14,502,466 km (0.111 R)
• M36: 14,788,498 km (0.094 R)
• M37: 14,932,261 km (0.12 R)
• M38: 15,755,349 km (0.117 R)
• M39: 15,902,254 km (0.089 R)
• M40: 16,197,261 km (0.107 R)
• M41: 16,295,995 km (0.094 R)
• M42: 18,932,807 km (0.086 R)
• M43: 19,560,071 km (0.093 R)
• M44: 19,982,087 km (0.111 R)
• M45: 20,088,002 km (0.079 R)
• M46: 21,157,926 km (0.11 R)
• M47: 21,482,404 km (0.118 R)
• M48: 22,301,153 km (0.045 R)
• M49: 23,185,725 km (0.102 R)
• M50: 23,912,920 km (0.037 R)
• M51: 25,217,863 km (0.057 R)
• M52: 25,447,196 km (0.065 R)
• M53: 25,677,128 km (0.082 R)
• M54: 25,850,063 km (0.07 R)
• M55: 26,371,262 km (0.119 R)
• M56: 27,306,399 km (0.109 R)
• M57: 28,193,065 km (0.066 R)
• M58: 28,550,305 km (0.036 R)
• M59: 29,029,018 km (0.083 R)
• M60: 30,055,259 km (0.054 R)
• M61: 30,237,470 km (0.113 R)
• M62: 30,542,200 km (0.033 R)
• M63: 31,647,579 km (0.09 R)
• M64: 32,329,446 km (0.103 R)
• M65: 33,078,932 km (0.079 R)
• M66: 33,518,749 km (0.072 R)
• M67: 34,023,792 km (0.067 R)
• M68: 35,489,851 km (0.054 R)
• M69: 37,171,780 km (0.109 R)
• M70: 37,563,726 km (0.092 R)
• M71: 37,760,148 km (0.068 R)
• M72: 39,876,659 km (0.092 R)
• M73: 40,010,250 km (0.082 R)
• M74: 40,143,990 km (0.117 R)
• M75: 41,354,087 km (0.099 R)
• M76: 41,692,328 km (0.095 R)
• M77: 42,576,302 km (0.062 R)
• M78: 42,986,200 km (0.026 R)
• M79: 43,328,929 km (0.101 R)
• M80: 43,534,925 km (0.071 R)
• M81: 44,778,083 km (0.052 R)
• M82: 45,055,887 km (0.112 R)
• M83: 46,734,973 km (0.092 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 18,699 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit