🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.49 AU - 0.61 AU

Year: 147 Days

Day: 26.1 Hours

Environment

Temp: 206 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.56 AU - 0.88 AU

Year: 220 Days

Day: 34 Hours

Environment

Temp: 193 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 58,647,835 km

• M1: 157,078 km (0.097 R)
• M2: 227,389 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.37 AU - 2.05 AU

Year: 805 Days

Day: 34.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.37 AU - 3.83 AU

Year: 2458 Days

Day: 20.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.62 AU - 3.8 AU

Year: 2572 Days

Day: 38.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.8

Radius: 11.1

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.27 AU - 9.05 AU

Year: 7630 Days

Day: 11.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 58,647,835 km

• M1: 139,425 km (0.087 R)
• M2: 239,207 km (0.116 R)
• M3: 400,473 km (0.038 R)
• M4: 485,595 km (0.025 R)
• M5: 980,764 km (0.106 R)
• M6: 1,050,027 km (0.035 R)
• M7: 1,306,289 km (0.065 R)
• M8: 2,237,835 km (0.091 R)
• M9: 2,425,729 km (0.072 R)
• M10: 2,497,536 km (0.059 R)
• M11: 3,020,830 km (0.032 R)
• M12: 3,124,501 km (0.114 R)
• M13: 3,308,656 km (0.104 R)
• M14: 3,469,324 km (0.071 R)
• M15: 3,577,932 km (0.113 R)
• M16: 3,882,663 km (0.101 R)
• M17: 4,606,268 km (0.085 R)
• M18: 4,725,946 km (0.092 R)
• M19: 5,246,098 km (0.102 R)
• M20: 5,720,323 km (0.087 R)
• M21: 6,076,965 km (0.059 R)
• M22: 6,474,297 km (0.088 R)
• M23: 6,574,976 km (0.082 R)
• M24: 7,364,105 km (0.118 R)
• M25: 7,574,888 km (0.092 R)
• M26: 7,966,535 km (0.081 R)
• M27: 8,291,911 km (0.06 R)
• M28: 8,732,626 km (0.092 R)
• M29: 9,105,723 km (0.117 R)
• M30: 9,370,063 km (0.106 R)
• M31: 9,522,204 km (0.109 R)
• M32: 9,713,539 km (0.106 R)
• M33: 9,906,221 km (0.04 R)
• M34: 11,371,084 km (0.114 R)
• M35: 11,778,439 km (0.086 R)
• M36: 12,149,292 km (0.032 R)
• M37: 12,232,319 km (0.1 R)
• M38: 13,584,683 km (0.037 R)
• M39: 13,973,638 km (0.117 R)
• M40: 14,147,620 km (0.103 R)
• M41: 15,836,580 km (0.085 R)
• M42: 16,750,922 km (0.093 R)
• M43: 17,494,723 km (0.111 R)
• M44: 17,776,416 km (0.088 R)
• M45: 18,392,011 km (0.112 R)
• M46: 18,535,027 km (0.111 R)
• M47: 18,870,275 km (0.096 R)
• M48: 19,839,071 km (0.085 R)
• M49: 21,072,655 km (0.042 R)
• M50: 21,673,740 km (0.117 R)
• M51: 22,790,039 km (0.066 R)
• M52: 23,149,223 km (0.079 R)
• M53: 23,873,127 km (0.103 R)
• M54: 24,447,134 km (0.084 R)
• M55: 24,709,529 km (0.076 R)
• M56: 25,131,395 km (0.077 R)
• M57: 25,928,752 km (0.074 R)
• M58: 26,572,621 km (0.09 R)
• M59: 27,439,241 km (0.105 R)
• M60: 27,548,298 km (0.12 R)
• M61: 27,711,958 km (0.072 R)
• M62: 27,821,314 km (0.094 R)
• M63: 27,985,573 km (0.095 R)
• M64: 28,480,443 km (0.096 R)
• M65: 28,646,047 km (0.103 R)
• M66: 29,367,259 km (0.081 R)
• M67: 29,702,208 km (0.106 R)
• M68: 31,281,663 km (0.052 R)
• M69: 31,509,650 km (0.091 R)
• M70: 31,966,971 km (0.095 R)
• M71: 32,254,049 km (0.074 R)
• M72: 32,714,960 km (0.078 R)
• M73: 33,120,221 km (0.085 R)
• M74: 34,757,420 km (0.084 R)
• M75: 35,645,283 km (0.1 R)
• M76: 36,420,798 km (0.025 R)
• M77: 36,780,731 km (0.034 R)
• M78: 36,900,858 km (0.078 R)
• M79: 37,322,724 km (0.107 R)
• M80: 37,745,936 km (0.051 R)
• M81: 38,170,944 km (0.099 R)
• M82: 40,629,585 km (0.095 R)
• M83: 42,003,492 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444

Radius: 3.6

Gravity: 34.26 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 12.88 AU - 13.06 AU

Year: 16811 Days

Day: 20.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 58,647,835 km

• M1: 86,767 km (0.082 R)
• M2: 276,457 km (0.086 R)
• M3: 461,809 km (0.108 R)
• M4: 1,130,062 km (0.11 R)
• M5: 1,497,026 km (0.096 R)
• M6: 1,706,762 km (0.079 R)
• M7: 2,095,866 km (0.108 R)
• M8: 2,887,239 km (0.095 R)
• M9: 3,280,532 km (0.113 R)
• M10: 3,347,701 km (0.081 R)
• M11: 4,670,146 km (0.059 R)
• M12: 5,724,662 km (0.111 R)
• M13: 6,091,924 km (0.066 R)
• M14: 6,174,652 km (0.113 R)
• M15: 6,424,780 km (0.112 R)
• M16: 7,948,883 km (0.091 R)
• M17: 8,039,240 km (0.087 R)
• M18: 8,312,256 km (0.099 R)
• M19: 8,403,960 km (0.114 R)
• M20: 8,914,238 km (0.113 R)
• M21: 10,013,184 km (0.053 R)
• M22: 10,802,612 km (0.115 R)
• M23: 10,902,693 km (0.069 R)
• M24: 11,714,261 km (0.083 R)
• M25: 12,755,762 km (0.069 R)
• M26: 13,502,405 km (0.077 R)
• M27: 13,935,341 km (0.101 R)
• M28: 14,537,921 km (0.059 R)
• M29: 14,703,825 km (0.062 R)
• M30: 15,149,178 km (0.033 R)
• M31: 15,939,055 km (0.104 R)
• M32: 16,110,045 km (0.083 R)
• M33: 16,511,416 km (0.069 R)
• M34: 17,207,196 km (0.053 R)
• M35: 19,777,586 km (0.09 R)
• M36: 20,330,500 km (0.113 R)
• M37: 20,516,002 km (0.112 R)
• M38: 21,326,074 km (0.095 R)
• M39: 21,766,490 km (0.057 R)
• M40: 22,273,627 km (0.07 R)
• M41: 22,401,084 km (0.058 R)
• M42: 22,464,813 km (0.057 R)
• M43: 23,105,990 km (0.073 R)
• M44: 23,364,046 km (0.068 R)
• M45: 24,537,492 km (0.115 R)
• M46: 24,734,961 km (0.102 R)
• M47: 24,866,906 km (0.053 R)
• M48: 24,999,001 km (0.098 R)
• M49: 25,463,353 km (0.09 R)
• M50: 25,863,677 km (0.08 R)
• M51: 25,997,567 km (0.104 R)
• M52: 26,941,230 km (0.095 R)
• M53: 27,280,967 km (0.108 R)
• M54: 29,070,457 km (0.072 R)
• M55: 29,838,791 km (0.066 R)
• M56: 29,908,953 km (0.087 R)
• M57: 30,260,807 km (0.108 R)
• M58: 30,826,436 km (0.093 R)
• M59: 30,897,346 km (0.093 R)
• M60: 33,852,801 km (0.074 R)
• M61: 34,734,681 km (0.088 R)
• M62: 34,956,385 km (0.119 R)
• M63: 36,972,366 km (0.112 R)
• M64: 37,576,891 km (0.085 R)
• M65: 38,872,408 km (0.117 R)
• M66: 39,256,127 km (0.12 R)
• M67: 39,487,106 km (0.11 R)
• M68: 39,641,192 km (0.029 R)
• M69: 39,795,577 km (0.112 R)
• M70: 40,648,285 km (0.084 R)
• M71: 40,959,747 km (0.116 R)
• M72: 41,037,837 km (0.104 R)
• M73: 41,899,072 km (0.07 R)
• M74: 42,608,316 km (0.09 R)
• M75: 43,162,576 km (0.101 R)
• M76: 44,920,201 km (0.116 R)
• M77: 45,322,919 km (0.104 R)
• M78: 46,294,258 km (0.106 R)
• M79: 46,619,633 km (0.091 R)
• M80: 48,175,152 km (0.109 R)
• M81: 48,587,444 km (0.083 R)
• M82: 50,247,830 km (0.067 R)
• M83: 51,505,350 km (0.118 R)
• M84: 51,589,574 km (0.054 R)
• M85: 53,538,684 km (0.096 R)
• M86: 54,136,777 km (0.06 R)
• M87: 56,203,770 km (0.11 R)
• M88: 57,072,635 km (0.09 R)
• M89: 57,945,987 km (0.067 R)
• M90: 58,296,495 km (0.119 R)
• M91: 58,384,309 km (0.117 R)

Kuiper Belt

Range: 30.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 18,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit