🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.58 AU - 0.84 AU

Year: 213 Days

Day: 39.7 Hours

Environment

Temp: 130 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.9

Radius: 14.5

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.61 AU - 10.51 AU

Year: 9720 Days

Day: 14.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 143.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 80,667,684 km

• M1: 187,745 km (0.12 R)
• M2: 347,815 km (0.058 R)
• M3: 514,018 km (0.116 R)
• M4: 624,721 km (0.096 R)
• M5: 777,311 km (0.097 R)
• M6: 1,779,018 km (0.074 R)
• M7: 1,959,882 km (0.103 R)
• M8: 2,147,178 km (0.12 R)
• M9: 2,365,142 km (0.086 R)
• M10: 2,565,155 km (0.106 R)
• M11: 2,902,498 km (0.034 R)
• M12: 3,506,275 km (0.09 R)
• M13: 3,969,879 km (0.049 R)
• M14: 4,179,017 km (0.113 R)
• M15: 4,391,894 km (0.078 R)
• M16: 4,765,141 km (0.112 R)
• M17: 5,052,070 km (0.087 R)
• M18: 5,542,751 km (0.086 R)
• M19: 6,464,872 km (0.114 R)
• M20: 6,854,275 km (0.118 R)
• M21: 6,961,836 km (0.096 R)
• M22: 7,069,846 km (0.041 R)
• M23: 7,693,220 km (0.067 R)
• M24: 7,805,119 km (0.053 R)
• M25: 7,917,467 km (0.115 R)
• M26: 8,105,961 km (0.09 R)
• M27: 8,564,628 km (0.086 R)
• M28: 8,953,433 km (0.106 R)
• M29: 9,387,715 km (0.075 R)
• M30: 9,788,637 km (0.061 R)
• M31: 10,648,676 km (0.097 R)
• M32: 11,151,175 km (0.066 R)
• M33: 11,320,370 km (0.109 R)
• M34: 11,661,304 km (0.105 R)
• M35: 11,962,594 km (0.066 R)
• M36: 13,059,146 km (0.074 R)
• M37: 13,371,955 km (0.089 R)
• M38: 15,160,099 km (0.103 R)
• M39: 15,915,269 km (0.115 R)
• M40: 16,489,724 km (0.031 R)
• M41: 17,757,716 km (0.108 R)
• M42: 18,054,817 km (0.117 R)
• M43: 19,769,209 km (0.054 R)
• M44: 20,283,377 km (0.111 R)
• M45: 21,062,782 km (0.113 R)
• M46: 21,219,860 km (0.106 R)
• M47: 22,011,083 km (0.031 R)
• M48: 22,117,297 km (0.109 R)
• M49: 22,330,325 km (0.063 R)
• M50: 22,437,137 km (0.1 R)
• M51: 23,189,166 km (0.046 R)
• M52: 24,883,511 km (0.098 R)
• M53: 25,105,066 km (0.086 R)
• M54: 26,335,359 km (0.105 R)
• M55: 28,044,514 km (0.086 R)
• M56: 28,622,261 km (0.113 R)
• M57: 29,029,018 km (0.11 R)
• M58: 29,203,898 km (0.08 R)
• M59: 29,554,705 km (0.112 R)
• M60: 30,260,657 km (0.119 R)
• M61: 30,615,653 km (0.057 R)
• M62: 30,853,065 km (0.091 R)
• M63: 31,509,351 km (0.099 R)
• M64: 33,750,177 km (0.104 R)
• M65: 34,179,972 km (0.116 R)
• M66: 34,611,412 km (0.088 R)
• M67: 34,735,130 km (0.118 R)
• M68: 35,542,360 km (0.103 R)
• M69: 35,854,421 km (0.112 R)
• M70: 36,607,197 km (0.096 R)
• M71: 37,175,220 km (0.088 R)
• M72: 37,809,815 km (0.096 R)
• M73: 38,383,971 km (0.034 R)
• M74: 39,347,232 km (0.098 R)
• M75: 40,839,920 km (0.119 R)
• M76: 41,232,315 km (0.108 R)
• M77: 41,494,560 km (0.056 R)
• M78: 42,681,918 km (0.068 R)
• M79: 43,080,148 km (0.113 R)
• M80: 43,279,711 km (0.049 R)
• M81: 44,550,844 km (0.091 R)
• M82: 44,954,908 km (0.05 R)

Planet 3 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.3

Radius: 6.3

Gravity: 13.11 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 15.99 AU - 18.07 AU

Year: 25051 Days

Day: 18.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 80,667,684 km

• M1: 226,342 km (0.03 R)
• M2: 979,417 km (0.04 R)
• M3: 1,867,729 km (0.119 R)
• M4: 2,146,430 km (0.059 R)
• M5: 3,058,678 km (0.104 R)
• M6: 3,139,611 km (0.114 R)
• M7: 3,262,281 km (0.045 R)
• M8: 3,512,408 km (0.08 R)
• M9: 3,554,745 km (0.106 R)
• M10: 3,682,800 km (0.07 R)
• M11: 3,768,969 km (0.054 R)
• M12: 3,899,418 km (0.086 R)
• M13: 4,901,275 km (0.089 R)
• M14: 4,948,698 km (0.102 R)
• M15: 5,043,842 km (0.069 R)
• M16: 5,528,838 km (0.087 R)
• M17: 5,777,021 km (0.09 R)
• M18: 5,877,252 km (0.088 R)
• M19: 6,387,231 km (0.043 R)
• M20: 6,490,902 km (0.1 R)
• M21: 8,000,644 km (0.102 R)
• M22: 8,056,444 km (0.081 R)
• M23: 8,679,369 km (0.105 R)
• M24: 8,909,750 km (0.094 R)
• M25: 9,317,853 km (0.075 R)
• M26: 11,447,528 km (0.113 R)
• M27: 12,211,076 km (0.081 R)
• M28: 13,254,371 km (0.11 R)
• M29: 13,586,179 km (0.119 R)
• M30: 15,286,359 km (0.116 R)
• M31: 15,355,773 km (0.111 R)
• M32: 16,551,359 km (0.088 R)
• M33: 18,807,444 km (0.087 R)
• M34: 19,480,186 km (0.064 R)
• M35: 19,857,472 km (0.108 R)
• M36: 20,313,296 km (0.057 R)
• M37: 21,390,252 km (0.075 R)
• M38: 22,014,075 km (0.113 R)
• M39: 22,643,732 km (0.058 R)
• M40: 24,162,898 km (0.072 R)
• M41: 26,294,519 km (0.065 R)
• M42: 29,775,960 km (0.111 R)
• M43: 30,384,674 km (0.097 R)
• M44: 30,909,762 km (0.107 R)
• M45: 31,614,518 km (0.12 R)
• M46: 36,044,709 km (0.104 R)
• M47: 36,414,814 km (0.103 R)
• M48: 38,756,769 km (0.117 R)
• M49: 42,018,900 km (0.047 R)
• M50: 42,701,366 km (0.117 R)
• M51: 42,799,203 km (0.057 R)
• M52: 45,767,524 km (0.092 R)
• M53: 46,469,736 km (0.113 R)
• M54: 47,276,517 km (0.109 R)
• M55: 47,884,633 km (0.1 R)
• M56: 48,393,415 km (0.048 R)
• M57: 49,006,168 km (0.12 R)
• M58: 49,108,643 km (0.113 R)
• M59: 49,416,216 km (0.056 R)
• M60: 51,275,269 km (0.1 R)
• M61: 53,683,944 km (0.063 R)
• M62: 53,789,560 km (0.108 R)
• M63: 54,742,648 km (0.088 R)
• M64: 54,955,227 km (0.05 R)
• M65: 55,487,795 km (0.113 R)
• M66: 55,808,234 km (0.082 R)
• M67: 57,311,393 km (0.102 R)
• M68: 58,828,016 km (0.089 R)
• M69: 60,247,999 km (0.107 R)
• M70: 60,577,264 km (0.113 R)
• M71: 62,121,862 km (0.119 R)
• M72: 62,565,569 km (0.095 R)
• M73: 64,912,162 km (0.05 R)
• M74: 65,813,638 km (0.068 R)
• M75: 67,743,152 km (0.079 R)
• M76: 67,857,145 km (0.115 R)
• M77: 77,187,565 km (0.085 R)
• M78: 78,022,919 km (0.119 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 18,823 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit