🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.55 AU - 0.69 AU

Year: 177 Days

Day: 29.7 Hours

Environment

Temp: 155 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.69 AU - 1.15 AU

Year: 319 Days

Day: 23.7 Hours

Environment

Temp: 102 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.79 AU - 1.19 AU

Year: 356 Days

Day: 14.5 Hours

Environment

Temp: 49 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.8 AU - 1.28 AU

Year: 384 Days

Day: 28.7 Hours

Environment

Temp: 39 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 46,681,765 km

• M1: 751,131 km (0.037 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.01 AU - 1.23 AU

Year: 429 Days

Day: 12.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.1

Radius: 9.3

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 6.84 AU - 9.3 AU

Year: 8291 Days

Day: 8.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 46,681,765 km

• M1: 141,819 km (0.103 R)
• M2: 429,495 km (0.084 R)
• M3: 511,176 km (0.104 R)
• M4: 776,712 km (0.114 R)
• M5: 925,412 km (0.105 R)
• M6: 1,003,503 km (0.059 R)
• M7: 1,374,206 km (0.119 R)
• M8: 2,067,143 km (0.113 R)
• M9: 2,762,624 km (0.103 R)
• M10: 4,323,378 km (0.065 R)
• M11: 4,729,088 km (0.109 R)
• M12: 4,839,491 km (0.12 R)
• M13: 4,950,642 km (0.063 R)
• M14: 5,203,762 km (0.097 R)
• M15: 5,606,180 km (0.066 R)
• M16: 5,781,659 km (0.051 R)
• M17: 6,108,231 km (0.107 R)
• M18: 6,717,393 km (0.1 R)
• M19: 6,935,058 km (0.101 R)
• M20: 7,282,125 km (0.071 R)
• M21: 7,345,854 km (0.084 R)
• M22: 7,862,116 km (0.049 R)
• M23: 8,423,557 km (0.113 R)
• M24: 9,411,052 km (0.081 R)
• M25: 9,550,178 km (0.088 R)
• M26: 9,689,903 km (0.08 R)
• M27: 10,905,236 km (0.113 R)
• M28: 11,161,348 km (0.064 R)
• M29: 11,642,454 km (0.06 R)
• M30: 11,716,954 km (0.109 R)
• M31: 13,320,194 km (0.108 R)
• M32: 14,466,862 km (0.088 R)
• M33: 14,587,288 km (0.118 R)
• M34: 16,016,846 km (0.049 R)
• M35: 18,135,451 km (0.106 R)
• M36: 18,308,685 km (0.11 R)
• M37: 18,613,266 km (0.047 R)
• M38: 18,787,997 km (0.077 R)
• M39: 19,670,026 km (0.091 R)
• M40: 19,937,357 km (0.101 R)
• M41: 20,565,668 km (0.11 R)
• M42: 21,428,698 km (0.078 R)
• M43: 21,703,659 km (0.077 R)
• M44: 22,164,570 km (0.118 R)
• M45: 23,425,231 km (0.091 R)
• M46: 23,614,024 km (0.057 R)
• M47: 24,088,100 km (0.044 R)
• M48: 24,278,538 km (0.114 R)
• M49: 24,613,188 km (0.087 R)
• M50: 25,045,676 km (0.043 R)
• M51: 25,190,337 km (0.093 R)
• M52: 26,407,016 km (0.115 R)
• M53: 27,892,224 km (0.118 R)
• M54: 28,998,500 km (0.107 R)
• M55: 29,761,000 km (0.097 R)
• M56: 30,994,734 km (0.105 R)
• M57: 31,253,838 km (0.081 R)
• M58: 31,513,689 km (0.109 R)
• M59: 31,774,289 km (0.091 R)
• M60: 32,560,126 km (0.118 R)
• M61: 32,823,568 km (0.063 R)
• M62: 33,618,082 km (0.105 R)
• M63: 34,044,436 km (0.106 R)
• M64: 34,258,212 km (0.101 R)
• M65: 34,526,141 km (0.076 R)
• M66: 35,604,892 km (0.063 R)
• M67: 36,585,057 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.6

Radius: 11.4

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.77 AU - 10.43 AU

Year: 9121 Days

Day: 5.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 46,681,765 km

• M1: 293,661 km (0.061 R)
• M2: 420,819 km (0.072 R)
• M3: 514,018 km (0.051 R)
• M4: 758,461 km (0.075 R)
• M5: 1,040,902 km (0.115 R)
• M6: 1,483,113 km (0.111 R)
• M7: 1,747,902 km (0.086 R)
• M8: 1,933,104 km (0.096 R)
• M9: 2,272,990 km (0.091 R)
• M10: 2,684,983 km (0.096 R)
• M11: 3,148,287 km (0.098 R)
• M12: 3,578,082 km (0.063 R)
• M13: 4,087,762 km (0.077 R)
• M14: 4,367,061 km (0.102 R)
• M15: 4,493,172 km (0.041 R)
• M16: 4,620,480 km (0.099 R)
• M17: 4,944,210 km (0.091 R)
• M18: 5,108,767 km (0.044 R)
• M19: 5,208,549 km (0.096 R)
• M20: 5,579,552 km (0.118 R)
• M21: 6,064,249 km (0.117 R)
• M22: 6,170,015 km (0.032 R)
• M23: 7,185,485 km (0.094 R)
• M24: 7,334,784 km (0.065 R)
• M25: 8,019,643 km (0.11 R)
• M26: 8,408,896 km (0.071 R)
• M27: 8,724,847 km (0.066 R)
• M28: 9,206,103 km (0.043 R)
• M29: 9,490,788 km (0.055 R)
• M30: 9,572,768 km (0.103 R)
• M31: 9,696,036 km (0.117 R)
• M32: 11,000,679 km (0.07 R)
• M33: 11,520,382 km (0.103 R)
• M34: 11,651,580 km (0.057 R)
• M35: 11,739,394 km (0.053 R)
• M36: 11,959,751 km (0.045 R)
• M37: 12,315,196 km (0.058 R)
• M38: 13,127,512 km (0.117 R)
• M39: 13,771,382 km (0.058 R)
• M40: 14,144,030 km (0.101 R)
• M41: 14,899,050 km (0.076 R)
• M42: 16,350,000 km (0.08 R)
• M43: 16,497,504 km (0.082 R)
• M44: 16,596,089 km (0.114 R)
• M45: 19,384,443 km (0.101 R)
• M46: 19,959,348 km (0.068 R)
• M47: 20,539,937 km (0.045 R)
• M48: 21,072,506 km (0.116 R)
• M49: 21,879,885 km (0.089 R)
• M50: 22,587,782 km (0.051 R)
• M51: 23,082,353 km (0.051 R)
• M52: 23,303,160 km (0.118 R)
• M53: 23,636,015 km (0.111 R)
• M54: 24,137,916 km (0.105 R)
• M55: 24,418,412 km (0.082 R)
• M56: 25,323,030 km (0.092 R)
• M57: 25,779,603 km (0.101 R)
• M58: 26,874,509 km (0.109 R)
• M59: 29,229,030 km (0.051 R)
• M60: 29,587,916 km (0.061 R)
• M61: 30,068,574 km (0.109 R)
• M62: 30,673,248 km (0.109 R)
• M63: 31,037,818 km (0.099 R)
• M64: 31,281,812 km (0.065 R)
• M65: 31,587,590 km (0.108 R)
• M66: 32,572,692 km (0.099 R)
• M67: 33,505,585 km (0.104 R)
• M68: 33,881,075 km (0.05 R)
• M69: 34,636,395 km (0.089 R)
• M70: 35,143,083 km (0.069 R)
• M71: 35,779,921 km (0.076 R)
• M72: 35,907,678 km (0.086 R)
• M73: 36,613,331 km (0.097 R)
• M74: 36,806,611 km (0.104 R)
• M75: 37,973,325 km (0.1 R)
• M76: 38,168,850 km (0.06 R)
• M77: 39,415,598 km (0.077 R)
• M78: 40,276,384 km (0.099 R)
• M79: 40,409,377 km (0.086 R)
• M80: 42,083,676 km (0.085 R)
• M81: 42,556,705 km (0.118 R)
• M82: 42,692,091 km (0.026 R)
• M83: 43,167,214 km (0.046 R)
• M84: 43,712,498 km (0.093 R)
• M85: 46,612,004 km (0.097 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 411 - 11,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit