🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.58 AU - 0.68 AU

Year: 323 Days

Day: 29.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.6

Radius: 11

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.56 AU - 0.84 AU

Year: 378 Days

Day: 8.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 63,501,468 km

• M1: 145,409 km (0.108 R)
• M2: 226,940 km (0.114 R)
• M3: 336,745 km (0.062 R)
• M4: 406,009 km (0.12 R)
• M5: 510,727 km (0.096 R)
• M6: 608,564 km (0.092 R)
• M7: 698,772 km (0.087 R)
• M8: 805,884 km (0.045 R)
• M9: 931,546 km (0.108 R)
• M10: 1,024,895 km (0.032 R)
• M11: 1,121,834 km (0.082 R)
• M12: 1,296,714 km (0.081 R)
• M13: 1,446,312 km (0.088 R)
• M14: 1,515,875 km (0.087 R)
• M15: 1,710,502 km (0.073 R)
• M16: 1,800,261 km (0.091 R)
• M17: 1,902,586 km (0.091 R)
• M18: 1,973,794 km (0.064 R)
• M19: 2,051,436 km (0.031 R)
• M20: 2,164,382 km (0.092 R)
• M21: 2,233,047 km (0.066 R)
• M22: 2,378,606 km (0.118 R)
• M23: 2,461,633 km (0.092 R)
• M24: 2,575,776 km (0.082 R)
• M25: 2,679,447 km (0.111 R)
• M26: 2,790,748 km (0.101 R)
• M27: 2,891,128 km (0.073 R)
• M28: 3,108,345 km (0.118 R)
• M29: 3,377,471 km (0.111 R)
• M30: 3,518,243 km (0.088 R)
• M31: 3,757,450 km (0.102 R)
• M32: 3,882,514 km (0.058 R)
• M33: 4,037,347 km (0.119 R)
• M34: 4,172,733 km (0.101 R)
• M35: 4,251,721 km (0.112 R)
• M36: 4,477,315 km (0.077 R)
• M37: 4,677,028 km (0.098 R)
• M38: 4,811,666 km (0.063 R)
• M39: 4,887,213 km (0.082 R)
• M40: 4,993,427 km (0.084 R)
• M41: 5,301,449 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.3

Radius: 13.4

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.84 AU - 1.04 AU

Year: 588 Days

Day: 12.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 63,501,468 km

• M1: 173,534 km (0.112 R)
• M2: 284,535 km (0.102 R)
• M3: 383,270 km (0.09 R)
• M4: 470,186 km (0.104 R)
• M5: 628,461 km (0.094 R)
• M6: 733,478 km (0.096 R)
• M7: 879,187 km (0.114 R)
• M8: 989,291 km (0.106 R)
• M9: 1,115,103 km (0.106 R)
• M10: 1,202,318 km (0.119 R)
• M11: 1,326,335 km (0.083 R)
• M12: 1,460,823 km (0.079 R)
• M13: 1,649,765 km (0.094 R)
• M14: 1,763,310 km (0.103 R)
• M15: 1,919,041 km (0.091 R)
• M16: 2,025,555 km (0.115 R)
• M17: 2,216,741 km (0.035 R)
• M18: 2,335,971 km (0.054 R)
• M19: 2,486,167 km (0.08 R)
• M20: 2,632,324 km (0.087 R)
• M21: 2,788,953 km (0.092 R)
• M22: 2,971,911 km (0.117 R)
• M23: 3,064,812 km (0.058 R)
• M24: 3,198,253 km (0.104 R)
• M25: 3,325,710 km (0.114 R)
• M26: 3,503,732 km (0.088 R)
• M27: 3,602,167 km (0.11 R)
• M28: 3,718,255 km (0.103 R)
• M29: 3,962,848 km (0.101 R)
• M30: 4,256,359 km (0.117 R)
• M31: 4,441,112 km (0.119 R)
• M32: 4,628,708 km (0.106 R)
• M33: 4,773,518 km (0.081 R)
• M34: 5,048,928 km (0.099 R)
• M35: 5,433,843 km (0.087 R)
• M36: 5,519,713 km (0.11 R)
• M37: 5,654,052 km (0.087 R)
• M38: 5,965,365 km (0.065 R)
• M39: 6,212,500 km (0.115 R)
• M40: 6,352,374 km (0.057 R)
• M41: 6,463,077 km (0.067 R)
• M42: 6,564,205 km (0.076 R)
• M43: 6,757,934 km (0.081 R)
• M44: 6,881,352 km (0.045 R)
• M45: 6,984,575 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.1

Radius: 14

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.74 AU - 2.82 AU

Year: 2223 Days

Day: 10.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,501,468 km

• M1: 174,282 km (0.108 R)
• M2: 297,401 km (0.062 R)
• M3: 387,010 km (0.117 R)
• M4: 476,170 km (0.091 R)
• M5: 636,689 km (0.108 R)
• M6: 738,265 km (0.101 R)
• M7: 846,275 km (0.073 R)
• M8: 964,607 km (0.106 R)
• M9: 1,120,189 km (0.103 R)
• M10: 1,341,594 km (0.095 R)
• M11: 1,603,390 km (0.081 R)
• M12: 1,759,271 km (0.032 R)
• M13: 2,321,759 km (0.119 R)
• M14: 2,463,578 km (0.086 R)
• M15: 2,590,287 km (0.072 R)
• M16: 2,793,591 km (0.07 R)
• M17: 2,925,985 km (0.072 R)
• M18: 3,170,727 km (0.093 R)
• M19: 3,315,538 km (0.089 R)
• M20: 3,409,036 km (0.105 R)
• M21: 3,496,551 km (0.112 R)
• M22: 3,660,062 km (0.059 R)
• M23: 3,763,583 km (0.066 R)
• M24: 4,044,678 km (0.102 R)
• M25: 4,187,992 km (0.09 R)
• M26: 4,508,880 km (0.066 R)
• M27: 4,657,580 km (0.082 R)
• M28: 4,754,968 km (0.053 R)
• M29: 4,891,102 km (0.064 R)
• M30: 5,051,621 km (0.082 R)
• M31: 5,167,410 km (0.063 R)
• M32: 5,385,823 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.8

Radius: 13.6

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.06 AU - 3.96 AU

Year: 4246 Days

Day: 9.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 63,501,468 km

• M1: 173,085 km (0.101 R)
• M2: 259,552 km (0.066 R)
• M3: 401,521 km (0.098 R)
• M4: 500,405 km (0.08 R)
• M5: 639,381 km (0.079 R)
• M6: 751,131 km (0.054 R)
• M7: 915,838 km (0.075 R)
• M8: 1,118,244 km (0.059 R)
• M9: 1,231,789 km (0.035 R)
• M10: 1,498,971 km (0.057 R)
• M11: 1,726,808 km (0.102 R)
• M12: 1,966,165 km (0.055 R)
• M13: 2,248,755 km (0.091 R)
• M14: 2,461,184 km (0.091 R)
• M15: 2,629,332 km (0.102 R)
• M16: 2,801,370 km (0.111 R)
• M17: 3,120,462 km (0.065 R)
• M18: 3,395,722 km (0.118 R)
• M19: 3,545,769 km (0.101 R)
• M20: 4,029,119 km (0.11 R)
• M21: 4,268,626 km (0.085 R)
• M22: 4,410,594 km (0.093 R)
• M23: 4,972,783 km (0.113 R)
• M24: 5,079,446 km (0.109 R)
• M25: 5,360,541 km (0.098 R)
• M26: 5,469,897 km (0.079 R)
• M27: 5,558,010 km (0.098 R)
• M28: 6,234,042 km (0.091 R)
• M29: 6,581,858 km (0.105 R)
• M30: 6,840,961 km (0.062 R)
• M31: 7,345,106 km (0.047 R)
• M32: 7,515,947 km (0.05 R)
• M33: 8,491,325 km (0.046 R)
• M34: 9,374,251 km (0.103 R)
• M35: 9,559,753 km (0.084 R)
• M36: 10,069,133 km (0.116 R)
• M37: 10,177,592 km (0.112 R)
• M38: 10,313,576 km (0.098 R)
• M39: 10,780,621 km (0.117 R)
• M40: 11,282,821 km (0.051 R)
• M41: 11,593,536 km (0.09 R)
• M42: 12,281,088 km (0.117 R)
• M43: 12,864,370 km (0.118 R)
• M44: 13,337,398 km (0.118 R)
• M45: 13,486,398 km (0.117 R)
• M46: 13,666,065 km (0.074 R)
• M47: 13,786,192 km (0.079 R)
• M48: 13,967,056 km (0.066 R)
• M49: 14,088,080 km (0.098 R)
• M50: 14,209,404 km (0.102 R)
• M51: 14,637,104 km (0.095 R)
• M52: 15,504,922 km (0.025 R)
• M53: 15,976,903 km (0.095 R)
• M54: 16,230,471 km (0.117 R)
• M55: 16,966,942 km (0.067 R)
• M56: 17,096,194 km (0.079 R)
• M57: 17,878,442 km (0.092 R)
• M58: 18,174,645 km (0.094 R)
• M59: 19,376,365 km (0.109 R)
• M60: 20,397,221 km (0.114 R)
• M61: 20,637,924 km (0.073 R)
• M62: 20,948,938 km (0.048 R)
• M63: 21,122,322 km (0.081 R)
• M64: 22,031,727 km (0.099 R)
• M65: 22,846,886 km (0.12 R)
• M66: 23,240,179 km (0.092 R)
• M67: 23,383,793 km (0.081 R)
• M68: 23,635,865 km (0.119 R)
• M69: 24,470,173 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.4

Radius: 6.3

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.77 AU - 9.97 AU

Year: 18519 Days

Day: 23 Hours

Environment

Temp: -237 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 63,501,468 km

• M1: 80,334 km (0.098 R)
• M2: 132,544 km (0.094 R)
• M3: 271,371 km (0.088 R)
• M4: 585,676 km (0.064 R)
• M5: 1,253,032 km (0.092 R)
• M6: 1,486,554 km (0.088 R)
• M7: 1,540,409 km (0.073 R)
• M8: 1,622,389 km (0.099 R)
• M9: 1,733,989 km (0.107 R)
• M10: 1,877,154 km (0.095 R)
• M11: 1,994,439 km (0.051 R)
• M12: 2,360,654 km (0.058 R)
• M13: 2,681,841 km (0.04 R)
• M14: 2,747,814 km (0.12 R)
• M15: 3,085,456 km (0.093 R)
• M16: 3,224,283 km (0.101 R)
• M17: 3,365,055 km (0.107 R)
• M18: 3,986,185 km (0.118 R)
• M19: 4,881,528 km (0.032 R)
• M20: 5,414,097 km (0.114 R)
• M21: 5,836,411 km (0.086 R)
• M22: 6,138,300 km (0.1 R)
• M23: 6,225,515 km (0.092 R)
• M24: 6,937,751 km (0.105 R)
• M25: 7,628,743 km (0.059 R)
• M26: 7,863,911 km (0.076 R)
• M27: 8,197,215 km (0.119 R)
• M28: 9,525,644 km (0.104 R)
• M29: 9,728,050 km (0.053 R)
• M30: 9,829,777 km (0.089 R)
• M31: 10,708,964 km (0.119 R)
• M32: 12,486,037 km (0.05 R)
• M33: 12,986,442 km (0.066 R)
• M34: 13,154,739 km (0.086 R)
• M35: 13,663,671 km (0.074 R)
• M36: 14,179,185 km (0.073 R)
• M37: 16,003,083 km (0.104 R)
• M38: 17,526,887 km (0.043 R)
• M39: 17,650,754 km (0.111 R)
• M40: 19,032,739 km (0.096 R)
• M41: 19,351,681 km (0.117 R)
• M42: 19,479,737 km (0.08 R)
• M43: 20,775,703 km (0.051 R)
• M44: 22,906,576 km (0.063 R)
• M45: 24,619,172 km (0.062 R)
• M46: 24,688,585 km (0.081 R)
• M47: 25,036,251 km (0.057 R)
• M48: 25,948,050 km (0.109 R)
• M49: 26,870,620 km (0.094 R)
• M50: 26,942,128 km (0.114 R)
• M51: 28,020,878 km (0.109 R)
• M52: 28,238,244 km (0.081 R)
• M53: 29,776,110 km (0.063 R)
• M54: 30,891,063 km (0.102 R)
• M55: 30,965,862 km (0.12 R)
• M56: 31,566,647 km (0.096 R)
• M57: 31,642,044 km (0.085 R)
• M58: 31,944,082 km (0.073 R)
• M59: 33,314,997 km (0.07 R)
• M60: 33,545,378 km (0.099 R)
• M61: 34,783,001 km (0.091 R)
• M62: 35,956,596 km (0.107 R)
• M63: 36,904,897 km (0.092 R)
• M64: 37,222,793 km (0.095 R)
• M65: 37,302,528 km (0.07 R)
• M66: 37,781,391 km (0.096 R)
• M67: 38,745,400 km (0.1 R)
• M68: 38,826,033 km (0.087 R)
• M69: 39,961,630 km (0.069 R)
• M70: 40,533,543 km (0.081 R)
• M71: 40,861,611 km (0.107 R)
• M72: 41,026,019 km (0.112 R)
• M73: 43,015,073 km (0.109 R)
• M74: 43,601,197 km (0.106 R)
• M75: 43,937,194 km (0.114 R)
• M76: 44,274,238 km (0.108 R)
• M77: 44,865,897 km (0.053 R)
• M78: 45,545,371 km (0.106 R)
• M79: 46,057,145 km (0.082 R)
• M80: 51,722,566 km (0.099 R)
• M81: 52,613,571 km (0.12 R)
• M82: 53,599,421 km (0.102 R)
• M83: 53,689,329 km (0.097 R)
• M84: 54,500,898 km (0.12 R)
• M85: 54,591,405 km (0.106 R)
• M86: 55,680,327 km (0.092 R)
• M87: 56,410,365 km (0.045 R)
• M88: 56,593,323 km (0.108 R)
• M89: 57,603,408 km (0.049 R)
• M90: 59,268,881 km (0.117 R)
• M91: 62,079,825 km (0.061 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 14,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit