🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.68 AU - 0.98 AU

Year: 270 Days

Day: 21.9 Hours

Environment

Temp: 184 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,841,556 km

• M1: 614,548 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.88 AU - 1.1 AU

Year: 351 Days

Day: 37 Hours

Environment

Temp: 72 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,841,556 km

• M1: 285,582 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.96 AU - 1.44 AU

Year: 469 Days

Day: 36 Hours

Environment

Temp: 24 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 53,841,556 km

• M1: 131,497 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.47 AU - 1.53 AU

Year: 655 Days

Day: 18.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.81 AU - 2.97 AU

Year: 1751 Days

Day: 14.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.6

Radius: 9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.46 AU - 7.18 AU

Year: 5005 Days

Day: 13.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 53,841,556 km

• M1: 150,346 km (0.109 R)
• M2: 229,483 km (0.077 R)
• M3: 355,445 km (0.032 R)
• M4: 438,172 km (0.052 R)
• M5: 590,612 km (0.066 R)
• M6: 715,078 km (0.067 R)
• M7: 1,160,131 km (0.082 R)
• M8: 1,367,474 km (0.111 R)
• M9: 1,526,048 km (0.046 R)
• M10: 2,442,335 km (0.099 R)
• M11: 2,514,291 km (0.051 R)
• M12: 2,709,666 km (0.032 R)
• M13: 2,821,865 km (0.101 R)
• M14: 3,167,585 km (0.095 R)
• M15: 3,259,438 km (0.086 R)
• M16: 3,445,837 km (0.107 R)
• M17: 3,829,257 km (0.114 R)
• M18: 4,125,760 km (0.045 R)
• M19: 4,269,673 km (0.073 R)
• M20: 4,444,553 km (0.057 R)
• M21: 4,621,677 km (0.077 R)
• M22: 4,786,234 km (0.055 R)
• M23: 4,998,514 km (0.063 R)
• M24: 5,121,184 km (0.07 R)
• M25: 5,291,426 km (0.055 R)
• M26: 5,813,672 km (0.12 R)
• M27: 6,452,007 km (0.078 R)
• M28: 6,686,576 km (0.071 R)
• M29: 7,181,446 km (0.085 R)
• M30: 7,600,021 km (0.107 R)
• M31: 7,688,134 km (0.09 R)
• M32: 7,883,509 km (0.111 R)
• M33: 8,116,283 km (0.078 R)
• M34: 8,224,592 km (0.118 R)
• M35: 8,315,098 km (0.114 R)
• M36: 8,977,069 km (0.055 R)
• M37: 9,126,517 km (0.091 R)
• M38: 10,214,842 km (0.082 R)
• M39: 10,331,827 km (0.111 R)
• M40: 10,409,917 km (0.079 R)
• M41: 10,665,580 km (0.051 R)
• M42: 11,142,797 km (0.119 R)
• M43: 11,749,118 km (0.045 R)
• M44: 11,974,262 km (0.112 R)
• M45: 12,304,126 km (0.111 R)
• M46: 12,657,925 km (0.081 R)
• M47: 13,247,939 km (0.074 R)
• M48: 14,041,256 km (0.064 R)
• M49: 14,301,856 km (0.037 R)
• M50: 14,410,912 km (0.059 R)
• M51: 14,586,092 km (0.117 R)
• M52: 14,651,915 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.4

Radius: 13.2

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.98 AU - 8.74 AU

Year: 7117 Days

Day: 7.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,841,556 km

• M1: 178,470 km (0.107 R)
• M2: 267,780 km (0.052 R)
• M3: 365,019 km (0.086 R)
• M4: 891,304 km (0.082 R)
• M5: 1,141,731 km (0.088 R)
• M6: 1,439,730 km (0.108 R)
• M7: 1,544,748 km (0.12 R)
• M8: 1,762,861 km (0.084 R)
• M9: 2,665,385 km (0.063 R)
• M10: 3,033,097 km (0.072 R)
• M11: 3,406,344 km (0.079 R)
• M12: 4,361,825 km (0.031 R)
• M13: 4,577,096 km (0.062 R)
• M14: 5,005,694 km (0.037 R)
• M15: 5,358,147 km (0.109 R)
• M16: 5,524,500 km (0.109 R)
• M17: 5,692,648 km (0.041 R)
• M18: 6,220,579 km (0.057 R)
• M19: 6,531,293 km (0.094 R)
• M20: 6,847,244 km (0.056 R)
• M21: 7,295,140 km (0.12 R)
• M22: 7,565,763 km (0.057 R)
• M23: 8,146,053 km (0.083 R)
• M24: 8,605,767 km (0.096 R)
• M25: 8,831,211 km (0.106 R)
• M26: 8,967,495 km (0.084 R)
• M27: 9,597,152 km (0.112 R)
• M28: 9,706,059 km (0.084 R)
• M29: 9,909,513 km (0.085 R)
• M30: 10,753,394 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.7

Radius: 8.3

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.66 AU - 8.92 AU

Year: 9289 Days

Day: 14.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 53,841,556 km

• M1: 210,933 km (0.102 R)
• M2: 306,376 km (0.091 R)
• M3: 549,473 km (0.079 R)
• M4: 619,485 km (0.109 R)
• M5: 677,828 km (0.098 R)
• M6: 753,824 km (0.104 R)
• M7: 965,205 km (0.091 R)
• M8: 1,104,780 km (0.076 R)
• M9: 1,158,935 km (0.106 R)
• M10: 1,834,818 km (0.103 R)
• M11: 2,445,626 km (0.117 R)
• M12: 2,986,871 km (0.087 R)
• M13: 4,204,598 km (0.097 R)
• M14: 4,319,489 km (0.113 R)
• M15: 4,730,285 km (0.042 R)
• M16: 4,879,883 km (0.034 R)
• M17: 5,463,165 km (0.1 R)
• M18: 6,003,811 km (0.092 R)
• M19: 6,100,900 km (0.05 R)
• M20: 7,135,370 km (0.104 R)
• M21: 8,223,395 km (0.117 R)
• M22: 8,548,920 km (0.053 R)
• M23: 8,805,031 km (0.104 R)
• M24: 9,324,734 km (0.041 R)
• M25: 10,084,542 km (0.106 R)
• M26: 10,316,419 km (0.116 R)
• M27: 11,825,113 km (0.096 R)
• M28: 11,906,345 km (0.106 R)
• M29: 11,987,876 km (0.087 R)
• M30: 12,563,528 km (0.088 R)
• M31: 12,771,320 km (0.11 R)
• M32: 13,613,855 km (0.113 R)
• M33: 13,784,546 km (0.083 R)
• M34: 13,998,770 km (0.061 R)
• M35: 14,300,808 km (0.057 R)
• M36: 14,604,791 km (0.076 R)
• M37: 15,797,535 km (0.115 R)
• M38: 15,932,024 km (0.085 R)
• M39: 16,202,048 km (0.108 R)
• M40: 16,473,718 km (0.071 R)
• M41: 17,854,057 km (0.069 R)
• M42: 18,416,545 km (0.118 R)
• M43: 19,032,589 km (0.092 R)
• M44: 19,223,476 km (0.1 R)
• M45: 19,559,024 km (0.029 R)
• M46: 19,703,386 km (0.112 R)
• M47: 19,896,517 km (0.1 R)
• M48: 19,993,307 km (0.103 R)
• M49: 20,675,174 km (0.118 R)
• M50: 20,920,514 km (0.104 R)
• M51: 21,018,950 km (0.056 R)
• M52: 21,612,853 km (0.065 R)
• M53: 23,019,672 km (0.059 R)
• M54: 24,042,622 km (0.076 R)
• M55: 24,197,456 km (0.088 R)
• M56: 25,237,310 km (0.091 R)
• M57: 25,394,538 km (0.092 R)
• M58: 25,762,848 km (0.033 R)
• M59: 25,815,506 km (0.086 R)
• M60: 27,038,618 km (0.053 R)
• M61: 27,145,730 km (0.064 R)
• M62: 29,100,227 km (0.103 R)
• M63: 29,210,181 km (0.099 R)
• M64: 29,706,397 km (0.117 R)
• M65: 30,707,357 km (0.113 R)
• M66: 31,889,030 km (0.116 R)
• M67: 32,400,056 km (0.071 R)
• M68: 33,660,418 km (0.088 R)
• M69: 33,775,908 km (0.048 R)
• M70: 34,064,931 km (0.095 R)
• M71: 34,180,720 km (0.094 R)
• M72: 34,470,940 km (0.076 R)
• M73: 34,703,714 km (0.098 R)
• M74: 34,878,594 km (0.114 R)
• M75: 35,229,251 km (0.071 R)
• M76: 35,522,314 km (0.107 R)
• M77: 36,052,040 km (0.116 R)
• M78: 36,229,164 km (0.098 R)
• M79: 37,417,419 km (0.106 R)
• M80: 37,656,626 km (0.034 R)
• M81: 38,317,101 km (0.091 R)
• M82: 38,920,728 km (0.073 R)
• M83: 39,102,490 km (0.101 R)
• M84: 39,649,270 km (0.09 R)
• M85: 41,119,967 km (0.093 R)
• M86: 41,181,601 km (0.076 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.4

Radius: 11.9

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.2 AU - 11.3 AU

Year: 10852 Days

Day: 7.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 53,841,556 km

• M1: 172,935 km (0.067 R)
• M2: 399,576 km (0.094 R)
• M3: 499,507 km (0.119 R)
• M4: 626,815 km (0.093 R)
• M5: 878,738 km (0.118 R)
• M6: 1,079,199 km (0.05 R)
• M7: 1,478,625 km (0.103 R)
• M8: 1,597,705 km (0.099 R)
• M9: 2,296,776 km (0.049 R)
• M10: 2,436,052 km (0.111 R)
• M11: 2,930,622 km (0.054 R)
• M12: 3,021,129 km (0.04 R)
• M13: 3,205,134 km (0.085 R)
• M14: 3,361,315 km (0.081 R)
• M15: 3,779,441 km (0.099 R)
• M16: 4,011,617 km (0.102 R)
• M17: 4,180,213 km (0.064 R)
• M18: 4,986,546 km (0.077 R)
• M19: 5,315,212 km (0.104 R)
• M20: 6,109,278 km (0.117 R)
• M21: 6,303,905 km (0.109 R)
• M22: 7,555,740 km (0.104 R)
• M23: 7,806,914 km (0.12 R)
• M24: 8,146,053 km (0.052 R)
• M25: 8,231,473 km (0.085 R)
• M26: 8,533,362 km (0.113 R)
• M27: 8,751,027 km (0.119 R)
• M28: 9,821,998 km (0.079 R)
• M29: 10,096,211 km (0.04 R)
• M30: 11,697,506 km (0.105 R)
• M31: 11,794,147 km (0.116 R)
• M32: 12,330,455 km (0.047 R)
• M33: 12,626,359 km (0.109 R)
• M34: 13,275,614 km (0.107 R)
• M35: 13,680,576 km (0.04 R)
• M36: 14,658,647 km (0.099 R)
• M37: 15,499,686 km (0.073 R)
• M38: 15,765,820 km (0.072 R)
• M39: 19,302,613 km (0.039 R)
• M40: 19,417,056 km (0.095 R)
• M41: 19,531,648 km (0.103 R)
• M42: 19,646,389 km (0.036 R)
• M43: 19,934,365 km (0.114 R)
• M44: 21,513,670 km (0.1 R)
• M45: 21,929,701 km (0.117 R)
• M46: 22,288,437 km (0.114 R)
• M47: 23,926,534 km (0.117 R)
• M48: 24,172,622 km (0.049 R)
• M49: 25,791,870 km (0.047 R)
• M50: 26,424,070 km (0.088 R)
• M51: 26,997,329 km (0.099 R)
• M52: 27,897,161 km (0.069 R)
• M53: 29,397,029 km (0.115 R)
• M54: 30,189,897 km (0.039 R)
• M55: 30,455,733 km (0.064 R)
• M56: 30,789,187 km (0.078 R)
• M57: 31,325,046 km (0.091 R)
• M58: 32,134,819 km (0.086 R)
• M59: 33,156,722 km (0.072 R)
• M60: 33,912,940 km (0.1 R)
• M61: 34,397,188 km (0.1 R)
• M62: 34,883,531 km (0.036 R)
• M63: 35,232,393 km (0.061 R)
• M64: 35,372,267 km (0.089 R)
• M65: 36,994,057 km (0.114 R)
• M66: 37,136,325 km (0.074 R)
• M67: 39,073,318 km (0.116 R)
• M68: 40,675,811 km (0.113 R)
• M69: 42,225,495 km (0.115 R)
• M70: 43,419,136 km (0.05 R)
• M71: 43,794,477 km (0.117 R)
• M72: 43,944,973 km (0.11 R)
• M73: 45,306,463 km (0.084 R)
• M74: 45,534,749 km (0.117 R)
• M75: 47,297,461 km (0.067 R)
• M76: 48,148,374 km (0.05 R)
• M77: 48,536,730 km (0.069 R)
• M78: 49,551,602 km (0.065 R)
• M79: 49,708,380 km (0.084 R)
• M80: 50,258,302 km (0.106 R)
• M81: 50,573,505 km (0.101 R)
• M82: 50,810,318 km (0.062 R)
• M83: 50,889,306 km (0.096 R)
• M84: 52,398,300 km (0.106 R)
• M85: 53,118,314 km (0.116 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 18,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit