🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.96 AU - 1.44 AU

Year: 493 Days

Day: 22.6 Hours

Environment

Temp: -18 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.12 AU - 2.22 AU

Year: 1198 Days

Day: 40 Hours

Environment

Temp: -72 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.5

Radius: 10

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.33 AU - 9.35 AU

Year: 9026 Days

Day: 6.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 46,116,920 km

• M1: 171,439 km (0.034 R)
• M2: 379,979 km (0.086 R)
• M3: 784,641 km (0.105 R)
• M4: 1,099,395 km (0.057 R)
• M5: 1,375,403 km (0.115 R)
• M6: 1,798,316 km (0.105 R)
• M7: 1,883,437 km (0.067 R)
• M8: 2,035,728 km (0.08 R)
• M9: 2,102,299 km (0.119 R)
• M10: 2,214,796 km (0.107 R)
• M11: 2,493,348 km (0.118 R)
• M12: 2,612,727 km (0.104 R)
• M13: 2,832,636 km (0.038 R)
• M14: 3,084,110 km (0.103 R)
• M15: 3,421,902 km (0.06 R)
• M16: 3,662,754 km (0.076 R)
• M17: 4,189,638 km (0.096 R)
• M18: 4,651,746 km (0.117 R)
• M19: 4,769,779 km (0.083 R)
• M20: 4,889,008 km (0.112 R)
• M21: 5,624,282 km (0.045 R)
• M22: 5,813,672 km (0.095 R)
• M23: 6,426,874 km (0.104 R)
• M24: 6,624,942 km (0.117 R)
• M25: 6,757,934 km (0.083 R)
• M26: 7,230,963 km (0.047 R)
• M27: 7,819,630 km (0.061 R)
• M28: 8,315,996 km (0.113 R)
• M29: 8,676,826 km (0.119 R)
• M30: 9,227,645 km (0.097 R)
• M31: 9,488,694 km (0.07 R)
• M32: 9,638,890 km (0.065 R)
• M33: 9,827,832 km (0.034 R)
• M34: 11,263,523 km (0.11 R)
• M35: 12,351,997 km (0.102 R)
• M36: 13,389,757 km (0.062 R)
• M37: 13,642,877 km (0.079 R)
• M38: 15,195,254 km (0.08 R)
• M39: 15,547,707 km (0.071 R)
• M40: 17,304,734 km (0.097 R)
• M41: 17,488,440 km (0.093 R)
• M42: 17,626,668 km (0.072 R)
• M43: 17,811,571 km (0.098 R)
• M44: 18,090,123 km (0.063 R)
• M45: 18,416,844 km (0.068 R)
• M46: 19,504,421 km (0.047 R)
• M47: 19,791,499 km (0.047 R)
• M48: 20,079,924 km (0.102 R)
• M49: 20,224,735 km (0.065 R)
• M50: 20,418,314 km (0.036 R)
• M51: 20,856,187 km (0.109 R)
• M52: 22,287,839 km (0.091 R)
• M53: 22,487,851 km (0.114 R)
• M54: 22,588,082 km (0.066 R)
• M55: 25,193,329 km (0.082 R)
• M56: 25,610,557 km (0.116 R)
• M57: 25,767,485 km (0.102 R)
• M58: 25,872,503 km (0.115 R)
• M59: 26,398,938 km (0.111 R)
• M60: 26,504,704 km (0.117 R)
• M61: 27,409,172 km (0.089 R)
• M62: 27,623,396 km (0.087 R)
• M63: 27,945,929 km (0.069 R)
• M64: 28,431,823 km (0.085 R)
• M65: 28,540,282 km (0.105 R)
• M66: 29,193,576 km (0.071 R)
• M67: 30,459,323 km (0.07 R)
• M68: 31,182,629 km (0.111 R)
• M69: 31,294,379 km (0.096 R)
• M70: 31,967,868 km (0.092 R)
• M71: 33,272,212 km (0.112 R)
• M72: 33,386,505 km (0.12 R)
• M73: 34,883,381 km (0.072 R)
• M74: 35,231,944 km (0.119 R)
• M75: 35,932,511 km (0.043 R)
• M76: 36,873,781 km (0.062 R)
• M77: 38,181,266 km (0.095 R)
• M78: 38,480,462 km (0.032 R)
• M79: 39,806,497 km (0.095 R)
• M80: 39,988,558 km (0.115 R)
• M81: 40,292,391 km (0.056 R)
• M82: 40,414,164 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.7

Radius: 14.3

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 10.65 AU - 10.65 AU

Year: 13024 Days

Day: 14.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 46,116,920 km

• M1: 290,968 km (0.119 R)
• M2: 765,492 km (0.07 R)
• M3: 1,037,611 km (0.073 R)
• M4: 1,317,808 km (0.099 R)
• M5: 1,623,286 km (0.073 R)
• M6: 1,895,555 km (0.042 R)
• M7: 2,008,800 km (0.111 R)
• M8: 2,392,968 km (0.035 R)
• M9: 3,402,304 km (0.12 R)
• M10: 3,647,196 km (0.061 R)
• M11: 4,303,482 km (0.086 R)
• M12: 4,761,700 km (0.089 R)
• M13: 5,933,201 km (0.112 R)
• M14: 6,186,470 km (0.106 R)
• M15: 6,879,408 km (0.089 R)
• M16: 7,551,401 km (0.053 R)
• M17: 7,688,433 km (0.117 R)
• M18: 8,958,220 km (0.114 R)
• M19: 9,642,331 km (0.027 R)
• M20: 10,444,624 km (0.099 R)
• M21: 11,477,747 km (0.113 R)
• M22: 12,597,487 km (0.1 R)
• M23: 13,033,266 km (0.088 R)
• M24: 13,418,630 km (0.089 R)
• M25: 13,696,134 km (0.074 R)
• M26: 14,144,329 km (0.105 R)
• M27: 14,313,524 km (0.107 R)
• M28: 15,285,611 km (0.064 R)
• M29: 16,161,058 km (0.089 R)
• M30: 16,575,145 km (0.118 R)
• M31: 16,813,305 km (0.079 R)
• M32: 17,777,613 km (0.119 R)
• M33: 18,205,163 km (0.099 R)
• M34: 18,389,318 km (0.118 R)
• M35: 19,949,026 km (0.098 R)
• M36: 21,550,770 km (0.055 R)
• M37: 21,745,696 km (0.115 R)
• M38: 22,334,214 km (0.103 R)
• M39: 23,326,646 km (0.055 R)
• M40: 24,401,208 km (0.066 R)
• M41: 24,944,398 km (0.112 R)
• M42: 25,354,595 km (0.072 R)
• M43: 26,181,572 km (0.055 R)
• M44: 26,320,249 km (0.04 R)
• M45: 26,807,490 km (0.09 R)
• M46: 27,157,399 km (0.05 R)
• M47: 27,579,415 km (0.05 R)
• M48: 27,861,855 km (0.069 R)
• M49: 28,786,669 km (0.076 R)
• M50: 29,504,739 km (0.039 R)
• M51: 30,010,978 km (0.095 R)
• M52: 30,666,217 km (0.079 R)
• M53: 30,885,528 km (0.104 R)
• M54: 31,990,607 km (0.115 R)
• M55: 33,408,795 km (0.038 R)
• M56: 33,936,427 km (0.119 R)
• M57: 34,239,213 km (0.106 R)
• M58: 34,847,478 km (0.11 R)
• M59: 35,152,956 km (0.09 R)
• M60: 35,459,183 km (0.045 R)
• M61: 35,997,436 km (0.07 R)
• M62: 38,413,592 km (0.083 R)
• M63: 39,920,192 km (0.098 R)
• M64: 41,042,625 km (0.058 R)
• M65: 44,223,973 km (0.103 R)
• M66: 44,554,734 km (0.109 R)
• M67: 46,808,725 km (0.092 R)
• M68: 47,399,188 km (0.066 R)
• M69: 48,587,444 km (0.113 R)
• M70: 50,560,939 km (0.05 R)
• M71: 52,036,273 km (0.084 R)
• M72: 52,210,854 km (0.106 R)
• M73: 53,613,932 km (0.095 R)
• M74: 54,231,622 km (0.116 R)
• M75: 54,940,566 km (0.095 R)
• M76: 57,175,558 km (0.062 R)
• M77: 57,355,674 km (0.115 R)
• M78: 61,273,044 km (0.104 R)
• M79: 61,365,196 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.8

Radius: 7.4

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 14.08 AU - 15.76 AU

Year: 21596 Days

Day: 19.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 46,116,920 km

• M1: 103,671 km (0.049 R)
• M2: 343,178 km (0.114 R)
• M3: 751,580 km (0.08 R)
• M4: 890,257 km (0.089 R)
• M5: 1,056,311 km (0.09 R)
• M6: 1,314,068 km (0.104 R)
• M7: 1,635,703 km (0.08 R)
• M8: 2,349,584 km (0.056 R)
• M9: 2,451,460 km (0.095 R)
• M10: 2,633,222 km (0.06 R)
• M11: 2,686,030 km (0.118 R)
• M12: 2,765,765 km (0.097 R)
• M13: 2,927,780 km (0.093 R)
• M14: 3,490,268 km (0.074 R)
• M15: 3,665,597 km (0.085 R)
• M16: 3,933,826 km (0.103 R)
• M17: 4,395,185 km (0.113 R)
• M18: 4,584,576 km (0.062 R)
• M19: 4,712,333 km (0.069 R)
• M20: 4,906,212 km (0.102 R)
• M21: 5,168,756 km (0.072 R)
• M22: 6,193,801 km (0.11 R)
• M23: 6,370,625 km (0.074 R)
• M24: 6,549,096 km (0.106 R)
• M25: 6,693,158 km (0.051 R)
• M26: 6,801,916 km (0.041 R)
• M27: 6,984,425 km (0.061 R)
• M28: 7,131,480 km (0.074 R)
• M29: 7,997,502 km (0.082 R)
• M30: 8,190,184 km (0.081 R)
• M31: 8,423,407 km (0.111 R)
• M32: 8,936,229 km (0.065 R)
• M33: 9,176,333 km (0.088 R)
• M34: 9,256,817 km (0.08 R)
• M35: 9,459,223 km (0.043 R)
• M36: 9,868,224 km (0.102 R)
• M37: 11,735,504 km (0.107 R)
• M38: 12,889,053 km (0.088 R)
• M39: 15,589,445 km (0.067 R)
• M40: 17,900,881 km (0.054 R)
• M41: 18,152,954 km (0.095 R)
• M42: 18,711,702 km (0.095 R)
• M43: 18,865,189 km (0.115 R)
• M44: 20,632,538 km (0.113 R)
• M45: 20,738,154 km (0.071 R)
• M46: 20,896,878 km (0.108 R)
• M47: 21,428,997 km (0.11 R)
• M48: 21,750,334 km (0.112 R)
• M49: 21,965,605 km (0.033 R)
• M50: 22,343,788 km (0.074 R)
• M51: 22,833,273 km (0.062 R)
• M52: 22,887,726 km (0.068 R)
• M53: 23,601,607 km (0.076 R)
• M54: 24,044,417 km (0.057 R)
• M55: 24,713,867 km (0.112 R)
• M56: 24,938,414 km (0.027 R)
• M57: 25,445,999 km (0.035 R)
• M58: 25,672,790 km (0.112 R)
• M59: 27,220,529 km (0.095 R)
• M60: 30,646,171 km (0.072 R)
• M61: 31,129,223 km (0.093 R)
• M62: 31,371,721 km (0.109 R)
• M63: 31,919,548 km (0.052 R)
• M64: 32,164,141 km (0.1 R)
• M65: 32,654,971 km (0.085 R)
• M66: 33,458,013 km (0.098 R)
• M67: 33,519,946 km (0.092 R)
• M68: 34,768,789 km (0.105 R)
• M69: 34,957,432 km (0.117 R)
• M70: 35,715,295 km (0.063 R)
• M71: 36,798,383 km (0.11 R)
• M72: 37,247,327 km (0.107 R)
• M73: 38,150,898 km (0.072 R)
• M74: 38,345,525 km (0.113 R)
• M75: 38,410,450 km (0.112 R)
• M76: 42,439,719 km (0.089 R)
• M77: 42,506,889 km (0.117 R)
• M78: 42,775,866 km (0.095 R)
• M79: 43,180,528 km (0.118 R)
• M80: 43,925,525 km (0.055 R)
• M81: 44,811,444 km (0.07 R)
• M82: 45,016,692 km (0.066 R)
• M83: 45,153,724 km (0.05 R)
• M84: 45,634,531 km (0.061 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 11,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit