🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.46 AU - 0.68 AU

Year: 282 Days

Day: 27.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.3

Radius: 9.8

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.62 AU - 0.96 AU

Year: 461 Days

Day: 12.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,326,865 km

• M1: 142,268 km (0.076 R)
• M2: 287,378 km (0.03 R)
• M3: 426,952 km (0.106 R)
• M4: 510,727 km (0.036 R)
• M5: 638,334 km (0.031 R)
• M6: 793,168 km (0.099 R)
• M7: 870,660 km (0.025 R)
• M8: 1,033,572 km (0.044 R)
• M9: 1,101,040 km (0.085 R)
• M10: 1,199,625 km (0.098 R)
• M11: 1,263,204 km (0.104 R)
• M12: 1,378,544 km (0.076 R)
• M13: 1,465,311 km (0.049 R)
• M14: 1,533,677 km (0.079 R)
• M15: 1,715,888 km (0.105 R)
• M16: 2,034,082 km (0.111 R)
• M17: 2,129,077 km (0.115 R)
• M18: 2,366,190 km (0.072 R)
• M19: 2,427,973 km (0.088 R)
• M20: 2,558,273 km (0.075 R)
• M21: 2,626,639 km (0.12 R)
• M22: 2,710,564 km (0.098 R)
• M23: 2,973,108 km (0.118 R)
• M24: 3,055,537 km (0.051 R)
• M25: 3,133,477 km (0.104 R)
• M26: 3,196,308 km (0.114 R)
• M27: 3,334,088 km (0.066 R)
• M28: 3,414,422 km (0.104 R)
• M29: 3,528,116 km (0.081 R)
• M30: 3,643,007 km (0.092 R)
• M31: 3,809,360 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.8

Radius: 9

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.79 AU - 0.93 AU

Year: 523 Days

Day: 7.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 57,326,865 km

• M1: 112,498 km (0.056 R)
• M2: 179,368 km (0.053 R)
• M3: 266,434 km (0.079 R)
• M4: 331,060 km (0.095 R)
• M5: 399,277 km (0.092 R)
• M6: 536,757 km (0.086 R)
• M7: 673,041 km (0.092 R)
• M8: 792,719 km (0.104 R)
• M9: 860,337 km (0.064 R)
• M10: 965,505 km (0.094 R)
• M11: 1,059,303 km (0.057 R)
• M12: 1,161,927 km (0.12 R)
• M13: 1,228,348 km (0.073 R)
• M14: 1,284,896 km (0.109 R)
• M15: 1,359,695 km (0.098 R)
• M16: 1,424,172 km (0.111 R)
• M17: 1,507,797 km (0.097 R)
• M18: 1,580,801 km (0.116 R)
• M19: 1,642,585 km (0.103 R)
• M20: 1,730,548 km (0.117 R)
• M21: 1,911,262 km (0.069 R)
• M22: 2,077,914 km (0.086 R)
• M23: 2,235,441 km (0.102 R)
• M24: 2,511,748 km (0.074 R)
• M25: 2,599,113 km (0.081 R)
• M26: 2,746,767 km (0.052 R)
• M27: 2,844,304 km (0.086 R)
• M28: 2,920,150 km (0.105 R)
• M29: 3,089,346 km (0.079 R)
• M30: 3,526,620 km (0.116 R)
• M31: 3,707,035 km (0.061 R)
• M32: 3,823,572 km (0.036 R)
• M33: 3,890,592 km (0.106 R)
• M34: 4,077,140 km (0.047 R)
• M35: 4,162,860 km (0.095 R)
• M36: 4,529,674 km (0.113 R)
• M37: 4,672,091 km (0.108 R)
• M38: 4,798,053 km (0.048 R)
• M39: 4,970,838 km (0.07 R)
• M40: 5,108,618 km (0.071 R)
• M41: 5,312,968 km (0.071 R)
• M42: 5,491,738 km (0.094 R)
• M43: 5,586,732 km (0.093 R)
• M44: 5,787,642 km (0.1 R)
• M45: 5,991,096 km (0.066 R)
• M46: 6,079,059 km (0.051 R)
• M47: 6,196,942 km (0.058 R)
• M48: 6,505,114 km (0.088 R)
• M49: 6,585,448 km (0.078 R)
• M50: 6,655,908 km (0.12 R)
• M51: 6,747,014 km (0.062 R)
• M52: 6,818,222 km (0.105 R)
• M53: 6,889,580 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.1

Radius: 15

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1 AU - 1.34 AU

Year: 830 Days

Day: 13.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 57,326,865 km

• M1: 201,658 km (0.092 R)
• M2: 337,044 km (0.108 R)
• M3: 444,006 km (0.062 R)
• M4: 587,770 km (0.088 R)
• M5: 682,765 km (0.052 R)
• M6: 811,868 km (0.053 R)
• M7: 968,497 km (0.098 R)
• M8: 1,136,345 km (0.032 R)
• M9: 1,474,586 km (0.098 R)
• M10: 1,678,488 km (0.117 R)
• M11: 1,799,513 km (0.081 R)
• M12: 2,026,602 km (0.09 R)
• M13: 2,230,205 km (0.087 R)
• M14: 2,406,581 km (0.085 R)
• M15: 2,561,564 km (0.028 R)
• M16: 2,791,646 km (0.095 R)
• M17: 2,918,355 km (0.1 R)
• M18: 3,028,609 km (0.119 R)
• M19: 3,177,908 km (0.082 R)
• M20: 3,358,472 km (0.102 R)
• M21: 3,474,261 km (0.05 R)
• M22: 3,601,270 km (0.049 R)
• M23: 4,053,055 km (0.059 R)
• M24: 4,270,271 km (0.086 R)
• M25: 4,374,990 km (0.043 R)
• M26: 4,555,106 km (0.103 R)
• M27: 4,683,909 km (0.107 R)
• M28: 4,901,125 km (0.118 R)
• M29: 5,022,001 km (0.102 R)
• M30: 5,266,892 km (0.076 R)
• M31: 5,630,265 km (0.091 R)
• M32: 6,155,204 km (0.109 R)
• M33: 6,250,199 km (0.115 R)
• M34: 6,345,642 km (0.062 R)
• M35: 6,550,143 km (0.115 R)
• M36: 6,647,232 km (0.087 R)
• M37: 7,239,639 km (0.083 R)
• M38: 7,529,560 km (0.093 R)
• M39: 7,720,597 km (0.082 R)
• M40: 8,107,905 km (0.076 R)
• M41: 8,317,043 km (0.12 R)
• M42: 8,740,704 km (0.1 R)
• M43: 8,955,228 km (0.091 R)
• M44: 9,144,319 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 825.3

Radius: 4.8

Gravity: 35.82 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.43 AU - 8.39 AU

Year: 11916 Days

Day: 18 Hours

Environment

Temp: -214 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 57,326,865 km

• M1: 61,485 km (0.119 R)
• M2: 570,267 km (0.061 R)
• M3: 699,968 km (0.117 R)
• M4: 818,600 km (0.095 R)
• M5: 986,897 km (0.093 R)
• M6: 2,177,547 km (0.037 R)
• M7: 2,620,955 km (0.092 R)
• M8: 2,712,957 km (0.092 R)
• M9: 2,931,819 km (0.078 R)
• M10: 3,124,052 km (0.05 R)
• M11: 3,320,325 km (0.056 R)
• M12: 3,622,213 km (0.116 R)
• M13: 3,690,430 km (0.106 R)
• M14: 4,003,089 km (0.084 R)
• M15: 4,360,329 km (0.115 R)
• M16: 4,433,034 km (0.034 R)
• M17: 4,877,639 km (0.077 R)
• M18: 5,028,882 km (0.087 R)
• M19: 5,105,177 km (0.094 R)
• M20: 5,258,814 km (0.034 R)
• M21: 5,768,793 km (0.049 R)
• M22: 5,808,586 km (0.062 R)
• M23: 6,049,738 km (0.027 R)
• M24: 6,919,500 km (0.091 R)
• M25: 8,273,211 km (0.1 R)
• M26: 8,363,419 km (0.101 R)
• M27: 8,408,448 km (0.107 R)
• M28: 8,772,868 km (0.051 R)
• M29: 9,003,099 km (0.097 R)
• M30: 9,235,425 km (0.111 R)
• M31: 9,422,571 km (0.074 R)
• M32: 9,991,941 km (0.107 R)
• M33: 10,329,135 km (0.106 R)
• M34: 10,572,231 km (0.096 R)
• M35: 11,313,040 km (0.05 R)
• M36: 11,513,351 km (0.108 R)
• M37: 11,917,565 km (0.111 R)
• M38: 12,019,441 km (0.084 R)
• M39: 12,326,416 km (0.045 R)
• M40: 12,429,339 km (0.096 R)
• M41: 14,061,003 km (0.104 R)
• M42: 14,929,269 km (0.107 R)
• M43: 15,369,835 km (0.104 R)
• M44: 15,870,539 km (0.094 R)
• M45: 15,982,588 km (0.111 R)
• M46: 16,094,786 km (0.084 R)
• M47: 16,207,284 km (0.039 R)
• M48: 16,603,269 km (0.058 R)
• M49: 17,116,839 km (0.073 R)
• M50: 18,512,138 km (0.082 R)
• M51: 19,402,395 km (0.108 R)
• M52: 20,306,714 km (0.032 R)
• M53: 20,917,073 km (0.077 R)
• M54: 22,847,484 km (0.053 R)
• M55: 23,801,769 km (0.099 R)
• M56: 24,058,330 km (0.108 R)
• M57: 24,187,133 km (0.087 R)
• M58: 24,445,190 km (0.115 R)
• M59: 25,159,519 km (0.093 R)
• M60: 26,144,472 km (0.087 R)
• M61: 27,142,140 km (0.081 R)
• M62: 28,832,446 km (0.062 R)
• M63: 28,969,179 km (0.025 R)
• M64: 29,793,762 km (0.049 R)
• M65: 30,556,412 km (0.095 R)
• M66: 32,455,557 km (0.109 R)
• M67: 32,882,809 km (0.047 R)
• M68: 34,103,228 km (0.054 R)
• M69: 36,292,892 km (0.094 R)
• M70: 36,514,447 km (0.119 R)
• M71: 37,181,504 km (0.119 R)
• M72: 38,227,043 km (0.031 R)
• M73: 38,302,141 km (0.106 R)
• M74: 38,828,875 km (0.118 R)
• M75: 39,131,063 km (0.059 R)
• M76: 39,358,153 km (0.077 R)
• M77: 39,965,819 km (0.085 R)
• M78: 40,729,815 km (0.093 R)
• M79: 44,779,430 km (0.081 R)
• M80: 46,210,782 km (0.073 R)
• M81: 46,530,922 km (0.086 R)
• M82: 47,012,477 km (0.062 R)
• M83: 48,711,011 km (0.037 R)
• M84: 49,118,366 km (0.088 R)
• M85: 49,199,897 km (0.078 R)
• M86: 49,281,578 km (0.058 R)
• M87: 49,526,769 km (0.116 R)
• M88: 53,086,001 km (0.109 R)
• M89: 53,673,173 km (0.06 R)
• M90: 55,702,468 km (0.117 R)
• M91: 56,726,615 km (0.078 R)
• M92: 57,069,344 km (0.096 R)
• M93: 57,240,932 km (0.053 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 18,716 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit