🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.44 AU - 0.64 AU

Year: 260 Days

Day: 28.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,268,191 km

• M1: 143,764 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.5 AU - 0.64 AU

Year: 282 Days

Day: 43.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.9

Radius: 8.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.56 AU - 0.92 AU

Year: 418 Days

Day: 10.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,268,191 km

• M1: 106,962 km (0.118 R)
• M2: 166,951 km (0.105 R)
• M3: 241,002 km (0.109 R)
• M4: 300,692 km (0.109 R)
• M5: 357,389 km (0.116 R)
• M6: 418,575 km (0.111 R)
• M7: 479,461 km (0.112 R)
• M8: 546,331 km (0.085 R)
• M9: 654,491 km (0.071 R)
• M10: 716,723 km (0.1 R)
• M11: 778,358 km (0.059 R)
• M12: 870,211 km (0.119 R)
• M13: 1,019,809 km (0.087 R)
• M14: 1,152,502 km (0.093 R)
• M15: 1,278,015 km (0.074 R)
• M16: 1,449,155 km (0.079 R)
• M17: 1,617,153 km (0.116 R)
• M18: 1,743,713 km (0.095 R)
• M19: 1,806,394 km (0.11 R)
• M20: 1,930,261 km (0.056 R)
• M21: 2,139,100 km (0.116 R)
• M22: 2,194,601 km (0.101 R)
• M23: 2,250,401 km (0.07 R)
• M24: 2,310,838 km (0.053 R)
• M25: 2,375,913 km (0.058 R)
• M26: 2,445,626 km (0.071 R)
• M27: 2,566,351 km (0.044 R)
• M28: 2,766,214 km (0.11 R)
• M29: 2,870,185 km (0.108 R)
• M30: 2,971,163 km (0.064 R)
• M31: 3,073,339 km (0.074 R)

Asteroid Belt

Center: 1.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.3

Radius: 13.3

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.15 AU - 2.55 AU

Year: 2363 Days

Day: 11.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 63,268,191 km

• M1: 169,644 km (0.094 R)
• M2: 286,330 km (0.103 R)
• M3: 383,569 km (0.097 R)
• M4: 521,199 km (0.097 R)
• M5: 628,161 km (0.087 R)
• M6: 716,873 km (0.053 R)
• M7: 873,951 km (0.094 R)
• M8: 993,779 km (0.119 R)
• M9: 1,119,890 km (0.101 R)
• M10: 1,312,871 km (0.08 R)
• M11: 1,612,665 km (0.086 R)
• M12: 1,755,681 km (0.09 R)
• M13: 2,161,091 km (0.117 R)
• M14: 2,252,495 km (0.102 R)
• M15: 2,336,719 km (0.107 R)
• M16: 2,569,643 km (0.087 R)
• M17: 2,666,881 km (0.03 R)
• M18: 2,783,418 km (0.088 R)
• M19: 2,947,527 km (0.111 R)
• M20: 3,247,471 km (0.12 R)
• M21: 3,498,645 km (0.116 R)
• M22: 3,746,080 km (0.073 R)
• M23: 3,846,760 km (0.072 R)
• M24: 4,040,638 km (0.09 R)
• M25: 4,154,333 km (0.033 R)
• M26: 4,353,298 km (0.078 R)
• M27: 4,523,391 km (0.117 R)
• M28: 4,630,802 km (0.091 R)
• M29: 4,750,032 km (0.055 R)
• M30: 4,903,220 km (0.087 R)
• M31: 5,203,313 km (0.094 R)
• M32: 5,338,699 km (0.102 R)
• M33: 5,520,909 km (0.109 R)
• M34: 5,682,176 km (0.086 R)
• M35: 5,833,270 km (0.056 R)
• M36: 5,997,528 km (0.045 R)
• M37: 6,222,972 km (0.054 R)
• M38: 6,439,291 km (0.11 R)
• M39: 6,536,081 km (0.072 R)
• M40: 6,706,921 km (0.106 R)
• M41: 6,903,792 km (0.088 R)
• M42: 7,240,687 km (0.091 R)
• M43: 7,455,509 km (0.025 R)
• M44: 7,646,845 km (0.103 R)
• M45: 7,865,557 km (0.097 R)
• M46: 8,021,288 km (0.098 R)
• M47: 8,138,872 km (0.047 R)
• M48: 8,270,069 km (0.059 R)
• M49: 8,362,371 km (0.109 R)
• M50: 8,775,112 km (0.094 R)
• M51: 9,085,677 km (0.051 R)
• M52: 9,221,961 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.8

Radius: 8.7

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.52 AU - 3.96 AU

Year: 3826 Days

Day: 14.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 63,268,191 km

• M1: 227,239 km (0.061 R)
• M2: 333,154 km (0.095 R)
• M3: 412,142 km (0.103 R)
• M4: 570,865 km (0.075 R)
• M5: 669,301 km (0.039 R)
• M6: 816,356 km (0.079 R)
• M7: 872,006 km (0.066 R)
• M8: 1,027,139 km (0.063 R)
• M9: 1,135,747 km (0.063 R)
• M10: 1,191,397 km (0.097 R)
• M11: 1,298,659 km (0.051 R)
• M12: 1,687,464 km (0.026 R)
• M13: 1,833,172 km (0.082 R)
• M14: 1,974,692 km (0.109 R)
• M15: 2,051,136 km (0.096 R)
• M16: 2,163,185 km (0.077 R)
• M17: 2,439,044 km (0.047 R)
• M18: 2,539,573 km (0.103 R)
• M19: 2,613,624 km (0.103 R)
• M20: 2,975,352 km (0.107 R)
• M21: 3,182,096 km (0.093 R)
• M22: 3,282,177 km (0.119 R)
• M23: 3,444,641 km (0.117 R)
• M24: 3,506,275 km (0.098 R)
• M25: 4,012,215 km (0.107 R)
• M26: 4,142,365 km (0.069 R)
• M27: 4,262,941 km (0.039 R)
• M28: 4,473,874 km (0.075 R)
• M29: 4,529,973 km (0.059 R)
• M30: 4,608,961 km (0.071 R)
• M31: 4,791,021 km (0.075 R)
• M32: 4,883,024 km (0.082 R)
• M33: 5,022,001 km (0.085 R)
• M34: 5,127,168 km (0.096 R)
• M35: 5,256,720 km (0.108 R)
• M36: 5,339,746 km (0.101 R)
• M37: 5,495,179 km (0.113 R)
• M38: 5,555,317 km (0.096 R)
• M39: 5,676,192 km (0.108 R)
• M40: 5,798,114 km (0.101 R)
• M41: 5,883,834 km (0.043 R)
• M42: 5,945,468 km (0.112 R)
• M43: 6,069,186 km (0.095 R)
• M44: 6,143,835 km (0.114 R)
• M45: 6,432,858 km (0.091 R)
• M46: 6,662,341 km (0.065 R)
• M47: 6,829,592 km (0.116 R)
• M48: 7,129,087 km (0.025 R)
• M49: 7,432,920 km (0.098 R)
• M50: 7,579,675 km (0.059 R)
• M51: 7,673,623 km (0.099 R)
• M52: 8,162,808 km (0.069 R)
• M53: 8,536,354 km (0.111 R)
• M54: 8,662,016 km (0.084 R)
• M55: 8,830,613 km (0.044 R)
• M56: 9,071,465 km (0.119 R)
• M57: 9,271,328 km (0.113 R)
• M58: 9,429,453 km (0.113 R)
• M59: 9,545,092 km (0.112 R)
• M60: 9,836,060 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.8

Radius: 11

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.08 AU - 3.54 AU

Year: 3950 Days

Day: 6.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 63,268,191 km

• M1: 140,921 km (0.09 R)
• M2: 230,082 km (0.072 R)
• M3: 400,623 km (0.081 R)
• M4: 598,990 km (0.115 R)
• M5: 797,207 km (0.102 R)
• M6: 1,319,453 km (0.114 R)
• M7: 1,433,297 km (0.053 R)
• M8: 1,594,265 km (0.116 R)
• M9: 1,693,597 km (0.106 R)
• M10: 1,875,808 km (0.092 R)
• M11: 2,052,632 km (0.059 R)
• M12: 2,372,173 km (0.11 R)
• M13: 2,615,868 km (0.104 R)
• M14: 2,747,514 km (0.065 R)
• M15: 3,100,266 km (0.073 R)
• M16: 3,183,742 km (0.104 R)
• M17: 3,253,903 km (0.05 R)
• M18: 3,324,513 km (0.107 R)
• M19: 3,410,083 km (0.1 R)
• M20: 3,568,807 km (0.12 R)
• M21: 3,878,624 km (0.075 R)
• M22: 3,968,832 km (0.084 R)
• M23: 4,181,859 km (0.045 R)
• M24: 4,320,985 km (0.12 R)
• M25: 4,477,315 km (0.111 R)
• M26: 4,811,666 km (0.092 R)
• M27: 4,990,136 km (0.098 R)
• M28: 5,121,184 km (0.12 R)
• M29: 5,370,264 km (0.065 R)
• M30: 5,674,546 km (0.092 R)
• M31: 5,777,171 km (0.04 R)
• M32: 5,863,189 km (0.075 R)
• M33: 6,176,447 km (0.077 R)
• M34: 6,352,823 km (0.085 R)
• M35: 6,764,965 km (0.097 R)
• M36: 7,148,833 km (0.099 R)
• M37: 7,296,935 km (0.06 R)
• M38: 7,464,934 km (0.086 R)
• M39: 7,690,677 km (0.045 R)
• M40: 7,937,962 km (0.046 R)
• M41: 8,187,940 km (0.044 R)
• M42: 8,675,779 km (0.087 R)
• M43: 9,032,869 km (0.072 R)
• M44: 9,112,904 km (0.092 R)
• M45: 9,213,284 km (0.12 R)
• M46: 9,293,768 km (0.062 R)
• M47: 9,557,210 km (0.066 R)
• M48: 10,383,289 km (0.053 R)
• M49: 10,467,213 km (0.051 R)
• M50: 10,932,612 km (0.075 R)
• M51: 11,189,322 km (0.086 R)
• M52: 11,861,615 km (0.091 R)
• M53: 12,169,637 km (0.106 R)
• M54: 12,591,802 km (0.113 R)
• M55: 12,748,581 km (0.109 R)
• M56: 12,883,369 km (0.042 R)
• M57: 13,268,134 km (0.112 R)
• M58: 13,633,752 km (0.115 R)
• M59: 14,234,985 km (0.106 R)
• M60: 14,656,253 km (0.063 R)
• M61: 14,797,623 km (0.078 R)
• M62: 14,868,383 km (0.111 R)
• M63: 15,057,923 km (0.11 R)
• M64: 15,152,918 km (0.112 R)
• M65: 15,295,933 km (0.059 R)
• M66: 15,872,184 km (0.079 R)
• M67: 16,406,548 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.9

Radius: 5

Gravity: 17.52 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 9.2 AU - 9.64 AU

Year: 18966 Days

Day: 23.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 63,268,191 km

• M1: 166,951 km (0.114 R)
• M2: 312,061 km (0.106 R)
• M3: 390,600 km (0.098 R)
• M4: 476,020 km (0.047 R)
• M5: 665,561 km (0.112 R)
• M6: 747,690 km (0.075 R)
• M7: 945,010 km (0.069 R)
• M8: 1,439,132 km (0.119 R)
• M9: 1,519,316 km (0.06 R)
• M10: 1,854,714 km (0.067 R)
• M11: 2,559,320 km (0.049 R)
• M12: 2,656,858 km (0.113 R)
• M13: 3,024,719 km (0.117 R)
• M14: 3,232,212 km (0.073 R)
• M15: 3,337,678 km (0.066 R)
• M16: 3,480,095 km (0.111 R)
• M17: 3,881,915 km (0.112 R)
• M18: 4,414,484 km (0.1 R)
• M19: 4,492,424 km (0.077 R)
• M20: 5,255,523 km (0.05 R)
• M21: 5,421,277 km (0.112 R)
• M22: 5,546,790 km (0.115 R)
• M23: 5,673,200 km (0.059 R)
• M24: 6,407,277 km (0.102 R)
• M25: 6,673,561 km (0.114 R)
• M26: 6,852,929 km (0.091 R)
• M27: 7,216,751 km (0.114 R)
• M28: 7,354,830 km (0.116 R)
• M29: 7,868,250 km (0.12 R)
• M30: 8,297,147 km (0.116 R)
• M31: 8,490,128 km (0.033 R)
• M32: 9,729,546 km (0.049 R)
• M33: 10,396,154 km (0.027 R)
• M34: 10,499,975 km (0.096 R)
• M35: 11,183,338 km (0.099 R)
• M36: 11,557,333 km (0.033 R)
• M37: 11,772,904 km (0.097 R)
• M38: 12,592,850 km (0.052 R)
• M39: 13,601,139 km (0.083 R)
• M40: 13,657,837 km (0.101 R)
• M41: 16,112,139 km (0.111 R)
• M42: 16,777,102 km (0.098 R)
• M43: 18,509,745 km (0.099 R)
• M44: 18,635,556 km (0.08 R)
• M45: 19,078,516 km (0.077 R)
• M46: 21,410,896 km (0.111 R)
• M47: 21,741,807 km (0.094 R)
• M48: 22,007,792 km (0.026 R)
• M49: 22,208,103 km (0.097 R)
• M50: 22,610,372 km (0.117 R)
• M51: 22,677,541 km (0.1 R)
• M52: 23,968,421 km (0.111 R)
• M53: 24,588,056 km (0.09 R)
• M54: 25,213,076 km (0.111 R)
• M55: 25,282,938 km (0.099 R)
• M56: 26,620,642 km (0.118 R)
• M57: 26,976,535 km (0.061 R)
• M58: 28,270,557 km (0.064 R)
• M59: 28,415,517 km (0.028 R)
• M60: 29,584,625 km (0.117 R)
• M61: 30,993,238 km (0.118 R)
• M62: 32,879,817 km (0.096 R)
• M63: 33,875,391 km (0.044 R)
• M64: 34,183,712 km (0.091 R)
• M65: 34,492,931 km (0.053 R)
• M66: 35,974,548 km (0.067 R)
• M67: 38,355,996 km (0.114 R)
• M68: 40,624,050 km (0.111 R)
• M69: 40,787,710 km (0.097 R)
• M70: 41,033,649 km (0.072 R)
• M71: 41,115,628 km (0.07 R)
• M72: 41,280,036 km (0.059 R)
• M73: 43,268,940 km (0.04 R)
• M74: 44,527,657 km (0.031 R)
• M75: 46,310,115 km (0.114 R)
• M76: 47,253,031 km (0.066 R)
• M77: 47,683,723 km (0.092 R)
• M78: 49,070,794 km (0.106 R)
• M79: 50,558,844 km (0.093 R)
• M80: 51,087,673 km (0.1 R)
• M81: 51,175,936 km (0.114 R)
• M82: 51,441,173 km (0.098 R)
• M83: 51,706,858 km (0.107 R)
• M84: 55,201,913 km (0.108 R)
• M85: 55,655,494 km (0.069 R)
• M86: 56,019,167 km (0.081 R)
• M87: 57,482,084 km (0.093 R)
• M88: 58,587,463 km (0.112 R)
• M89: 59,606,972 km (0.105 R)
• M90: 59,885,972 km (0.116 R)
• M91: 61,851,389 km (0.117 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 11,931 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit