🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.62 AU - 0.66 AU

Year: 193 Days

Day: 44.8 Hours

Environment

Temp: 174 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.89 AU - 1.07 AU

Year: 365 Days

Day: 38.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.09 AU - 1.27 AU

Year: 483 Days

Day: 30.3 Hours

Environment

Temp: -11 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 11,250,289 km

• M1: 25,282 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.18 AU - 1.32 AU

Year: 526 Days

Day: 38.1 Hours

Environment

Temp: -17 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 11,250,289 km

• M1: 302,188 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.52 AU - 2.9 AU

Year: 1681 Days

Day: 40.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 11,250,289 km

• M1: 722,408 km (0.093 R)

Asteroid Belt

Center: 4.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.1

Radius: 10.2

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.49 AU - 5.73 AU

Year: 5006 Days

Day: 14.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 11,250,289 km

• M1: 197,619 km (0.12 R)
• M2: 284,535 km (0.09 R)
• M3: 372,648 km (0.084 R)
• M4: 452,085 km (0.047 R)
• M5: 718,070 km (0.105 R)
• M6: 1,136,345 km (0.093 R)
• M7: 1,228,498 km (0.114 R)
• M8: 1,503,907 km (0.1 R)
• M9: 1,571,526 km (0.046 R)
• M10: 2,056,073 km (0.029 R)
• M11: 2,833,384 km (0.096 R)
• M12: 2,918,056 km (0.111 R)
• M13: 3,025,019 km (0.117 R)
• M14: 3,089,794 km (0.111 R)
• M15: 3,465,883 km (0.113 R)
• M16: 3,556,540 km (0.08 R)
• M17: 4,117,083 km (0.113 R)
• M18: 4,680,169 km (0.042 R)
• M19: 4,755,417 km (0.104 R)
• M20: 5,609,920 km (0.078 R)
• M21: 5,716,733 km (0.062 R)
• M22: 6,964,529 km (0.112 R)
• M23: 7,340,319 km (0.069 R)
• M24: 7,752,461 km (0.112 R)
• M25: 7,871,690 km (0.098 R)
• M26: 8,232,820 km (0.096 R)
• M27: 8,415,329 km (0.092 R)
• M28: 8,630,152 km (0.109 R)
• M29: 8,971,235 km (0.077 R)
• M30: 9,127,864 km (0.106 R)
• M31: 9,316,806 km (0.112 R)
• M32: 9,443,665 km (0.106 R)
• M33: 9,666,865 km (0.098 R)
• M34: 10,053,575 km (0.068 R)
• M35: 10,346,937 km (0.098 R)
• M36: 11,311,394 km (0.098 R)
• M37: 11,650,682 km (0.064 R)
• M38: 11,753,157 km (0.064 R)
• M39: 12,548,419 km (0.114 R)
• M40: 12,934,980 km (0.096 R)
• M41: 13,218,468 km (0.1 R)
• M42: 13,289,676 km (0.113 R)
• M43: 13,361,035 km (0.102 R)
• M44: 13,468,296 km (0.072 R)
• M45: 14,117,850 km (0.063 R)
• M46: 14,593,422 km (0.106 R)
• M47: 14,888,578 km (0.099 R)
• M48: 15,899,561 km (0.118 R)
• M49: 16,317,837 km (0.097 R)
• M50: 16,432,429 km (0.1 R)
• M51: 18,383,185 km (0.113 R)
• M52: 18,542,506 km (0.047 R)
• M53: 19,507,413 km (0.109 R)
• M54: 20,036,840 km (0.093 R)
• M55: 20,323,918 km (0.092 R)
• M56: 20,612,343 km (0.087 R)
• M57: 21,193,231 km (0.083 R)
• M58: 21,527,582 km (0.08 R)
• M59: 22,456,136 km (0.086 R)
• M60: 22,839,855 km (0.059 R)
• M61: 23,440,939 km (0.098 R)
• M62: 23,743,426 km (0.042 R)
• M63: 25,142,615 km (0.057 R)
• M64: 25,363,721 km (0.113 R)
• M65: 26,478,674 km (0.116 R)
• M66: 27,336,617 km (0.105 R)
• M67: 28,341,616 km (0.106 R)
• M68: 28,709,926 km (0.09 R)
• M69: 29,498,157 km (0.063 R)
• M70: 29,591,356 km (0.109 R)
• M71: 30,340,393 km (0.108 R)
• M72: 30,434,490 km (0.118 R)
• M73: 30,528,587 km (0.075 R)
• M74: 30,622,983 km (0.084 R)
• M75: 30,717,230 km (0.116 R)
• M76: 30,953,595 km (0.083 R)
• M77: 31,618,557 km (0.114 R)
• M78: 31,809,444 km (0.108 R)
• M79: 32,000,780 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.9

Radius: 9.6

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.94 AU - 8.72 AU

Year: 7476 Days

Day: 9.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 11,250,289 km

• M1: 122,969 km (0.07 R)
• M2: 241,750 km (0.047 R)
• M3: 440,865 km (0.064 R)
• M4: 568,771 km (0.06 R)
• M5: 978,071 km (0.106 R)
• M6: 1,447,958 km (0.117 R)
• M7: 1,707,211 km (0.06 R)
• M8: 2,454,303 km (0.083 R)
• M9: 2,524,614 km (0.087 R)
• M10: 3,137,666 km (0.113 R)
• M11: 3,904,504 km (0.091 R)
• M12: 4,408,799 km (0.118 R)
• M13: 4,727,143 km (0.044 R)
• M14: 6,042,258 km (0.084 R)
• M15: 6,138,001 km (0.036 R)
• M16: 6,756,438 km (0.117 R)
• M17: 7,056,382 km (0.069 R)
• M18: 7,224,829 km (0.034 R)
• M19: 7,462,989 km (0.028 R)
• M20: 8,370,150 km (0.069 R)
• M21: 8,656,331 km (0.111 R)
• M22: 8,764,490 km (0.119 R)
• M23: 9,055,010 km (0.056 R)
• M24: 9,795,369 km (0.115 R)
• M25: 11,215,652 km (0.113 R)
• M26: 11,452,016 km (0.107 R)
• M27: 11,570,797 km (0.115 R)
• M28: 11,889,590 km (0.118 R)
• M29: 12,373,240 km (0.113 R)
• M30: 14,671,362 km (0.097 R)
• M31: 14,843,550 km (0.087 R)
• M32: 15,320,617 km (0.114 R)
• M33: 15,539,180 km (0.113 R)
• M34: 16,962,005 km (0.117 R)
• M35: 17,233,376 km (0.111 R)
• M36: 17,506,242 km (0.098 R)
• M37: 17,826,381 km (0.114 R)
• M38: 18,333,369 km (0.104 R)
• M39: 18,938,642 km (0.111 R)
• M40: 19,740,037 km (0.096 R)
• M41: 19,977,898 km (0.112 R)
• M42: 20,216,656 km (0.118 R)
• M43: 20,360,420 km (0.089 R)
• M44: 20,648,844 km (0.089 R)
• M45: 20,793,506 km (0.095 R)
• M46: 21,375,890 km (0.096 R)
• M47: 21,571,265 km (0.104 R)
• M48: 21,718,170 km (0.116 R)
• M49: 22,955,045 km (0.11 R)
• M50: 23,155,058 km (0.058 R)
• M51: 23,910,228 km (0.079 R)
• M52: 24,214,510 km (0.04 R)
• M53: 24,571,301 km (0.111 R)
• M54: 24,673,476 km (0.053 R)
• M55: 24,775,951 km (0.101 R)
• M56: 25,083,823 km (0.108 R)
• M57: 26,590,423 km (0.112 R)
• M58: 26,905,626 km (0.117 R)
• M59: 28,339,970 km (0.113 R)
• M60: 28,447,232 km (0.063 R)
• M61: 28,554,643 km (0.091 R)
• M62: 29,093,495 km (0.101 R)
• M63: 29,527,029 km (0.067 R)
• M64: 29,853,601 km (0.09 R)
• M65: 29,962,658 km (0.108 R)
• M66: 30,236,123 km (0.103 R)
• M67: 31,337,762 km (0.055 R)
• M68: 31,559,765 km (0.116 R)
• M69: 32,396,616 km (0.085 R)
• M70: 32,621,012 km (0.111 R)
• M71: 33,467,138 km (0.052 R)
• M72: 33,807,623 km (0.119 R)
• M73: 34,778,513 km (0.053 R)
• M74: 35,065,890 km (0.116 R)
• M75: 35,642,889 km (0.102 R)
• M76: 36,689,327 km (0.042 R)
• M77: 36,806,163 km (0.057 R)
• M78: 38,159,425 km (0.073 R)
• M79: 38,633,949 km (0.057 R)
• M80: 38,752,880 km (0.085 R)
• M81: 38,931,499 km (0.11 R)
• M82: 39,050,729 km (0.039 R)
• M83: 39,409,165 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.1

Radius: 8.2

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.72 AU - 8.88 AU

Year: 8207 Days

Day: 9.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 11,250,289 km

• M1: 176,675 km (0.11 R)
• M2: 296,653 km (0.027 R)
• M3: 373,995 km (0.102 R)
• M4: 510,428 km (0.094 R)
• M5: 795,861 km (0.048 R)
• M6: 962,961 km (0.059 R)
• M7: 1,127,669 km (0.109 R)
• M8: 1,213,388 km (0.072 R)
• M9: 1,286,691 km (0.07 R)
• M10: 1,407,118 km (0.097 R)
• M11: 1,579,006 km (0.082 R)
• M12: 1,675,646 km (0.117 R)
• M13: 1,891,964 km (0.12 R)
• M14: 2,082,103 km (0.076 R)
• M15: 2,278,525 km (0.114 R)
• M16: 2,406,731 km (0.064 R)
• M17: 2,462,381 km (0.089 R)
• M18: 3,225,180 km (0.105 R)
• M19: 3,307,310 km (0.119 R)
• M20: 3,815,194 km (0.041 R)
• M21: 3,924,102 km (0.056 R)
• M22: 4,011,916 km (0.098 R)
• M23: 4,529,824 km (0.108 R)
• M24: 4,902,621 km (0.05 R)
• M25: 5,752,188 km (0.101 R)
• M26: 5,902,384 km (0.114 R)
• M27: 6,130,222 km (0.104 R)
• M28: 6,181,234 km (0.033 R)
• M29: 6,568,394 km (0.045 R)
• M30: 7,339,122 km (0.108 R)
• M31: 7,502,184 km (0.109 R)
• M32: 8,138,124 km (0.096 R)
• M33: 8,849,163 km (0.107 R)
• M34: 8,906,908 km (0.095 R)
• M35: 9,051,718 km (0.076 R)
• M36: 9,109,912 km (0.119 R)
• M37: 9,520,708 km (0.068 R)
• M38: 9,937,487 km (0.043 R)
• M39: 9,997,476 km (0.119 R)
• M40: 10,117,902 km (0.07 R)
• M41: 10,208,559 km (0.12 R)
• M42: 10,451,655 km (0.111 R)
• M43: 10,850,633 km (0.118 R)
• M44: 11,474,306 km (0.107 R)
• M45: 11,600,417 km (0.075 R)
• M46: 11,885,850 km (0.055 R)
• M47: 12,013,457 km (0.056 R)
• M48: 12,985,095 km (0.106 R)
• M49: 13,215,476 km (0.106 R)
• M50: 13,680,276 km (0.08 R)
• M51: 14,049,185 km (0.08 R)
• M52: 14,421,384 km (0.097 R)
• M53: 14,659,993 km (0.098 R)
• M54: 15,837,179 km (0.109 R)
• M55: 16,472,670 km (0.057 R)
• M56: 16,829,312 km (0.058 R)
• M57: 17,514,021 km (0.112 R)
• M58: 17,622,928 km (0.097 R)
• M59: 17,841,491 km (0.059 R)
• M60: 17,950,996 km (0.104 R)
• M61: 19,321,313 km (0.119 R)
• M62: 19,735,250 km (0.083 R)
• M63: 20,151,880 km (0.107 R)
• M64: 20,456,910 km (0.101 R)
• M65: 20,840,180 km (0.05 R)
• M66: 21,109,905 km (0.102 R)
• M67: 21,380,827 km (0.107 R)
• M68: 22,082,740 km (0.108 R)
• M69: 22,476,033 km (0.066 R)
• M70: 22,831,777 km (0.07 R)
• M71: 22,990,650 km (0.072 R)
• M72: 23,549,248 km (0.115 R)
• M73: 23,789,951 km (0.055 R)
• M74: 23,991,160 km (0.091 R)
• M75: 24,354,833 km (0.058 R)
• M76: 25,703,906 km (0.072 R)
• M77: 26,200,571 km (0.039 R)
• M78: 28,048,254 km (0.111 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13

Radius: 13

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 7.14 AU - 8.52 AU

Year: 8254 Days

Day: 9.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 11,250,289 km

• M1: 267,481 km (0.093 R)
• M2: 349,760 km (0.067 R)
• M3: 748,737 km (0.104 R)
• M4: 1,190,949 km (0.093 R)
• M5: 1,514,678 km (0.072 R)
• M6: 1,734,737 km (0.1 R)
• M7: 2,206,718 km (0.097 R)
• M8: 2,408,675 km (0.042 R)
• M9: 2,862,406 km (0.115 R)
• M10: 2,956,353 km (0.09 R)
• M11: 3,387,045 km (0.109 R)
• M12: 3,553,697 km (0.075 R)
• M13: 4,319,639 km (0.083 R)
• M14: 4,734,025 km (0.042 R)
• M15: 4,858,340 km (0.109 R)
• M16: 4,958,721 km (0.07 R)
• M17: 5,097,697 km (0.083 R)
• M18: 5,666,917 km (0.117 R)
• M19: 6,530,994 km (0.058 R)
• M20: 7,249,064 km (0.091 R)
• M21: 7,566,511 km (0.066 R)
• M22: 9,803,448 km (0.119 R)
• M23: 10,412,909 km (0.096 R)
• M24: 10,510,298 km (0.041 R)
• M25: 10,771,495 km (0.099 R)
• M26: 10,919,298 km (0.034 R)
• M27: 11,117,515 km (0.114 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 18,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit