🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.6 AU - 0.88 AU

Year: 230 Days

Day: 31 Hours

Environment

Temp: 191 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,980,109 km

• M1: 534,812 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.74 AU - 0.96 AU

Year: 283 Days

Day: 27.6 Hours

Environment

Temp: 135 °C

Axial Tilt: 48.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.89 AU - 1.35 AU

Year: 429 Days

Day: 32.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 27.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 55,980,109 km

• M1: 195,076 km (0.107 R)
• M2: 284,685 km (0.07 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.36 AU - 1.72 AU

Year: 691 Days

Day: 30.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,980,109 km

• M1: 1,093,560 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.11 AU - 5.01 AU

Year: 2959 Days

Day: 27.7 Hours

Environment

Temp: -118 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,980,109 km

• M1: 357,988 km (0.076 R)

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352

Radius: 11.5

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.99 AU - 6.71 AU

Year: 5787 Days

Day: 8.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 55,980,109 km

• M1: 196,721 km (0.117 R)
• M2: 709,692 km (0.116 R)
• M3: 1,071,121 km (0.079 R)
• M4: 1,163,722 km (0.118 R)
• M5: 1,300,903 km (0.115 R)
• M6: 1,458,430 km (0.099 R)
• M7: 1,561,951 km (0.092 R)
• M8: 1,668,166 km (0.107 R)
• M9: 1,824,346 km (0.111 R)
• M10: 2,185,026 km (0.068 R)
• M11: 2,339,262 km (0.079 R)
• M12: 2,604,349 km (0.117 R)
• M13: 2,695,006 km (0.088 R)
• M14: 3,679,060 km (0.041 R)
• M15: 3,781,086 km (0.072 R)
• M16: 3,904,804 km (0.111 R)
• M17: 4,327,268 km (0.076 R)
• M18: 4,808,973 km (0.073 R)
• M19: 5,056,258 km (0.066 R)
• M20: 5,147,364 km (0.108 R)
• M21: 5,657,492 km (0.094 R)
• M22: 5,799,610 km (0.108 R)
• M23: 6,063,052 km (0.12 R)
• M24: 6,232,696 km (0.106 R)
• M25: 6,453,203 km (0.1 R)
• M26: 6,776,335 km (0.107 R)
• M27: 6,876,865 km (0.058 R)
• M28: 7,104,852 km (0.078 R)
• M29: 7,361,113 km (0.046 R)
• M30: 7,490,365 km (0.115 R)
• M31: 8,281,888 km (0.107 R)
• M32: 8,470,531 km (0.09 R)
• M33: 8,989,486 km (0.05 R)
• M34: 9,687,958 km (0.093 R)
• M35: 9,772,930 km (0.059 R)
• M36: 10,029,490 km (0.111 R)
• M37: 10,144,232 km (0.048 R)
• M38: 10,607,536 km (0.087 R)
• M39: 11,166,883 km (0.114 R)
• M40: 11,826,310 km (0.119 R)
• M41: 12,069,257 km (0.116 R)
• M42: 12,560,237 km (0.114 R)
• M43: 12,777,154 km (0.063 R)
• M44: 12,870,354 km (0.108 R)
• M45: 13,975,882 km (0.066 R)
• M46: 15,144,391 km (0.108 R)
• M47: 15,243,275 km (0.091 R)
• M48: 15,507,764 km (0.072 R)
• M49: 15,907,490 km (0.108 R)
• M50: 16,175,719 km (0.035 R)
• M51: 16,310,506 km (0.11 R)
• M52: 16,853,098 km (0.099 R)
• M53: 17,298,451 km (0.097 R)
• M54: 18,165,669 km (0.068 R)
• M55: 18,481,321 km (0.072 R)
• M56: 18,657,398 km (0.102 R)
• M57: 19,082,555 km (0.119 R)
• M58: 19,439,196 km (0.111 R)
• M59: 19,510,853 km (0.079 R)
• M60: 19,978,347 km (0.107 R)
• M61: 20,159,211 km (0.06 R)
• M62: 20,704,944 km (0.098 R)
• M63: 21,144,911 km (0.094 R)
• M64: 21,255,464 km (0.093 R)
• M65: 21,329,216 km (0.088 R)
• M66: 21,922,521 km (0.113 R)
• M67: 22,558,910 km (0.077 R)
• M68: 22,709,406 km (0.065 R)
• M69: 22,822,651 km (0.114 R)
• M70: 23,011,743 km (0.085 R)
• M71: 23,201,283 km (0.056 R)
• M72: 23,696,602 km (0.097 R)
• M73: 24,311,000 km (0.118 R)
• M74: 24,775,203 km (0.038 R)
• M75: 25,047,471 km (0.086 R)
• M76: 26,146,117 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.9

Radius: 9.7

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.98 AU - 8 AU

Year: 5979 Days

Day: 7.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 55,980,109 km

• M1: 131,646 km (0.082 R)
• M2: 209,138 km (0.104 R)
• M3: 291,267 km (0.114 R)
• M4: 841,338 km (0.062 R)
• M5: 1,007,392 km (0.11 R)
• M6: 1,671,457 km (0.081 R)
• M7: 2,159,296 km (0.086 R)
• M8: 2,917,158 km (0.097 R)
• M9: 3,457,506 km (0.106 R)
• M10: 3,569,405 km (0.109 R)
• M11: 3,659,762 km (0.098 R)
• M12: 3,750,867 km (0.05 R)
• M13: 4,028,820 km (0.104 R)
• M14: 5,028,732 km (0.093 R)
• M15: 5,413,049 km (0.068 R)
• M16: 5,700,876 km (0.11 R)
• M17: 6,101,648 km (0.111 R)
• M18: 6,210,107 km (0.096 R)
• M19: 6,319,164 km (0.111 R)
• M20: 6,678,049 km (0.089 R)
• M21: 6,845,898 km (0.113 R)
• M22: 7,823,669 km (0.08 R)
• M23: 7,971,023 km (0.114 R)
• M24: 8,060,034 km (0.11 R)
• M25: 8,328,712 km (0.054 R)
• M26: 8,509,576 km (0.115 R)
• M27: 8,600,531 km (0.077 R)
• M28: 8,875,193 km (0.096 R)
• M29: 9,464,608 km (0.096 R)
• M30: 9,906,969 km (0.115 R)
• M31: 9,970,698 km (0.056 R)
• M32: 10,323,899 km (0.119 R)
• M33: 10,779,275 km (0.091 R)
• M34: 10,943,383 km (0.053 R)
• M35: 11,407,735 km (0.113 R)
• M36: 12,116,231 km (0.076 R)
• M37: 12,252,814 km (0.106 R)
• M38: 12,596,440 km (0.038 R)
• M39: 12,665,554 km (0.109 R)
• M40: 13,540,253 km (0.08 R)
• M41: 13,717,526 km (0.068 R)
• M42: 13,859,794 km (0.08 R)
• M43: 14,943,182 km (0.095 R)
• M44: 15,089,788 km (0.077 R)
• M45: 15,347,395 km (0.048 R)
• M46: 15,532,149 km (0.112 R)
• M47: 15,866,799 km (0.114 R)
• M48: 16,392,037 km (0.047 R)
• M49: 17,075,849 km (0.097 R)
• M50: 17,691,444 km (0.082 R)
• M51: 17,807,682 km (0.115 R)
• M52: 19,063,257 km (0.098 R)
• M53: 19,461,486 km (0.115 R)
• M54: 19,581,464 km (0.116 R)
• M55: 19,741,833 km (0.116 R)
• M56: 20,306,565 km (0.087 R)
• M57: 20,428,337 km (0.117 R)
• M58: 21,866,422 km (0.1 R)
• M59: 22,074,512 km (0.113 R)
• M60: 22,283,201 km (0.07 R)
• M61: 22,786,897 km (0.052 R)
• M62: 23,762,724 km (0.109 R)
• M63: 24,882,315 km (0.091 R)
• M64: 25,273,812 km (0.096 R)
• M65: 26,018,959 km (0.102 R)
• M66: 26,151,204 km (0.058 R)
• M67: 26,327,879 km (0.095 R)
• M68: 26,549,284 km (0.107 R)
• M69: 27,530,795 km (0.072 R)
• M70: 27,980,935 km (0.069 R)
• M71: 28,116,471 km (0.115 R)
• M72: 28,252,156 km (0.069 R)
• M73: 28,979,651 km (0.096 R)
• M74: 29,071,055 km (0.098 R)
• M75: 29,208,236 km (0.082 R)
• M76: 29,483,496 km (0.12 R)
• M77: 29,621,276 km (0.08 R)
• M78: 30,128,712 km (0.093 R)
• M79: 30,267,688 km (0.083 R)
• M80: 30,453,190 km (0.069 R)
• M81: 30,685,665 km (0.057 R)
• M82: 30,918,589 km (0.106 R)
• M83: 31,199,085 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.1

Radius: 10.1

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 11.08 AU - 11.6 AU

Year: 13811 Days

Day: 9.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 55,980,109 km

• M1: 130,599 km (0.109 R)
• M2: 283,638 km (0.069 R)
• M3: 359,783 km (0.055 R)
• M4: 572,511 km (0.094 R)
• M5: 885,769 km (0.111 R)
• M6: 1,389,465 km (0.116 R)
• M7: 1,971,999 km (0.095 R)
• M8: 2,564,556 km (0.066 R)
• M9: 2,957,849 km (0.072 R)
• M10: 3,402,903 km (0.105 R)
• M11: 4,040,638 km (0.113 R)
• M12: 4,751,378 km (0.12 R)
• M13: 4,898,283 km (0.113 R)
• M14: 5,849,875 km (0.1 R)
• M15: 6,126,631 km (0.115 R)
• M16: 6,286,551 km (0.119 R)
• M17: 6,488,508 km (0.115 R)
• M18: 6,774,988 km (0.114 R)
• M19: 7,065,507 km (0.09 R)
• M20: 8,136,628 km (0.109 R)
• M21: 8,445,548 km (0.114 R)
• M22: 8,713,328 km (0.112 R)
• M23: 8,803,386 km (0.03 R)
• M24: 9,626,473 km (0.106 R)
• M25: 9,812,872 km (0.1 R)
• M26: 10,000,318 km (0.078 R)
• M27: 10,094,565 km (0.107 R)
• M28: 10,762,071 km (0.075 R)
• M29: 11,690,924 km (0.105 R)
• M30: 11,889,889 km (0.06 R)
• M31: 12,140,017 km (0.066 R)
• M32: 12,240,547 km (0.114 R)
• M33: 12,341,226 km (0.097 R)
• M34: 13,624,776 km (0.09 R)
• M35: 14,521,615 km (0.092 R)
• M36: 14,842,652 km (0.07 R)
• M37: 15,437,453 km (0.063 R)
• M38: 16,150,437 km (0.111 R)
• M39: 16,818,092 km (0.114 R)
• M40: 17,438,025 km (0.089 R)
• M41: 17,608,417 km (0.116 R)
• M42: 17,722,261 km (0.087 R)
• M43: 19,283,764 km (0.053 R)
• M44: 19,873,180 km (0.098 R)
• M45: 19,991,811 km (0.102 R)
• M46: 20,408,740 km (0.113 R)
• M47: 21,921,324 km (0.114 R)
• M48: 22,660,038 km (0.103 R)
• M49: 22,970,304 km (0.12 R)
• M50: 23,469,662 km (0.108 R)
• M51: 23,595,025 km (0.095 R)
• M52: 24,098,871 km (0.12 R)
• M53: 24,162,001 km (0.114 R)
• M54: 24,225,281 km (0.107 R)
• M55: 25,309,566 km (0.061 R)
• M56: 25,567,024 km (0.082 R)
• M57: 25,760,604 km (0.1 R)
• M58: 26,019,558 km (0.1 R)
• M59: 26,605,383 km (0.087 R)
• M60: 27,989,014 km (0.119 R)
• M61: 28,857,280 km (0.096 R)
• M62: 31,307,543 km (0.059 R)
• M63: 31,791,642 km (0.065 R)
• M64: 33,258,898 km (0.097 R)
• M65: 34,107,267 km (0.062 R)
• M66: 34,391,653 km (0.082 R)
• M67: 35,105,983 km (0.091 R)
• M68: 35,393,061 km (0.102 R)
• M69: 37,059,133 km (0.101 R)
• M70: 37,424,750 km (0.101 R)
• M71: 37,717,962 km (0.12 R)
• M72: 38,306,928 km (0.117 R)
• M73: 39,047,288 km (0.104 R)
• M74: 39,270,339 km (0.063 R)
• M75: 40,016,982 km (0.109 R)
• M76: 40,091,781 km (0.069 R)
• M77: 40,617,467 km (0.118 R)
• M78: 41,599,877 km (0.116 R)
• M79: 42,973,036 km (0.063 R)
• M80: 47,894,506 km (0.105 R)
• M81: 49,574,341 km (0.068 R)
• M82: 50,867,016 km (0.103 R)
• M83: 54,561,934 km (0.082 R)
• M84: 55,394,596 km (0.117 R)
• M85: 55,645,322 km (0.088 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 17,116 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit