🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.53 AU - 1.95 AU

Year: 822 Days

Day: 31 Hours

Environment

Temp: -41 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,914,301 km

• M1: 331,359 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.77 AU - 1.87 AU

Year: 879 Days

Day: 23.8 Hours

Environment

Temp: -56 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,914,301 km

• M1: 930,050 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.25 AU - 3.63 AU

Year: 2285 Days

Day: 42 Hours

Environment

Temp: -114 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.2

Radius: 11.3

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.15 AU - 7.97 AU

Year: 6018 Days

Day: 10.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 58,914,301 km

• M1: 146,456 km (0.027 R)
• M2: 292,165 km (0.093 R)
• M3: 391,647 km (0.104 R)
• M4: 616,194 km (0.073 R)
• M5: 850,913 km (0.059 R)
• M6: 996,920 km (0.049 R)
• M7: 1,213,388 km (0.1 R)
• M8: 1,314,816 km (0.091 R)
• M9: 1,539,960 km (0.091 R)
• M10: 1,720,824 km (0.115 R)
• M11: 1,864,887 km (0.075 R)
• M12: 1,998,179 km (0.103 R)
• M13: 2,227,363 km (0.089 R)
• M14: 2,321,460 km (0.068 R)
• M15: 3,035,191 km (0.079 R)
• M16: 3,608,301 km (0.085 R)
• M17: 4,098,832 km (0.031 R)
• M18: 4,312,757 km (0.084 R)
• M19: 4,550,318 km (0.074 R)
• M20: 5,100,839 km (0.106 R)
• M21: 5,184,165 km (0.056 R)
• M22: 5,310,126 km (0.068 R)
• M23: 5,479,620 km (0.082 R)
• M24: 5,693,994 km (0.059 R)
• M25: 5,867,528 km (0.055 R)
• M26: 6,153,260 km (0.063 R)
• M27: 6,670,120 km (0.106 R)
• M28: 7,061,169 km (0.093 R)
• M29: 7,200,894 km (0.059 R)
• M30: 7,294,691 km (0.088 R)
• M31: 7,436,061 km (0.081 R)
• M32: 7,554,543 km (0.119 R)
• M33: 7,673,623 km (0.1 R)
• M34: 8,083,371 km (0.074 R)
• M35: 8,278,746 km (0.093 R)
• M36: 8,426,250 km (0.045 R)
• M37: 8,624,317 km (0.077 R)
• M38: 9,278,658 km (0.071 R)
• M39: 9,611,813 km (0.095 R)
• M40: 10,001,216 km (0.112 R)
• M41: 10,422,334 km (0.118 R)
• M42: 11,418,207 km (0.073 R)
• M43: 11,775,297 km (0.104 R)
• M44: 11,969,176 km (0.081 R)
• M45: 12,052,502 km (0.109 R)
• M46: 12,219,902 km (0.108 R)
• M47: 12,388,050 km (0.102 R)
• M48: 12,954,128 km (0.094 R)
• M49: 13,673,694 km (0.09 R)
• M50: 13,848,275 km (0.118 R)
• M51: 14,023,604 km (0.083 R)
• M52: 14,732,398 km (0.081 R)
• M53: 15,241,629 km (0.105 R)
• M54: 15,574,186 km (0.078 R)
• M55: 16,154,176 km (0.09 R)
• M56: 16,277,296 km (0.082 R)
• M57: 16,431,531 km (0.063 R)
• M58: 16,865,963 km (0.071 R)
• M59: 17,241,304 km (0.119 R)
• M60: 17,366,966 km (0.11 R)
• M61: 17,493,077 km (0.048 R)
• M62: 18,127,821 km (0.114 R)
• M63: 18,705,718 km (0.103 R)
• M64: 18,802,508 km (0.102 R)
• M65: 18,899,597 km (0.119 R)
• M66: 19,354,823 km (0.108 R)
• M67: 19,879,313 km (0.071 R)
• M68: 20,077,231 km (0.109 R)
• M69: 20,242,686 km (0.104 R)
• M70: 20,708,384 km (0.048 R)
• M71: 21,211,332 km (0.111 R)
• M72: 21,481,207 km (0.066 R)
• M73: 21,718,170 km (0.086 R)
• M74: 21,990,139 km (0.117 R)
• M75: 22,537,518 km (0.114 R)
• M76: 23,158,648 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.2

Radius: 3.7

Gravity: 16.45 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 15.29 AU - 17.49 AU

Year: 23765 Days

Day: 17.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 58,914,301 km

• M1: 80,484 km (0.058 R)
• M2: 351,854 km (0.106 R)
• M3: 382,971 km (0.091 R)
• M4: 1,403,078 km (0.048 R)
• M5: 1,504,805 km (0.107 R)
• M6: 1,556,715 km (0.108 R)
• M7: 1,963,771 km (0.059 R)
• M8: 2,901,301 km (0.072 R)
• M9: 3,849,004 km (0.104 R)
• M10: 3,920,063 km (0.077 R)
• M11: 4,730,285 km (0.054 R)
• M12: 6,752,249 km (0.114 R)
• M13: 7,272,551 km (0.083 R)
• M14: 7,316,383 km (0.102 R)
• M15: 7,760,539 km (0.081 R)
• M16: 8,721,406 km (0.091 R)
• M17: 9,526,243 km (0.095 R)
• M18: 9,574,264 km (0.112 R)
• M19: 9,719,074 km (0.103 R)
• M20: 9,961,872 km (0.104 R)
• M21: 10,255,981 km (0.097 R)
• M22: 12,445,047 km (0.063 R)
• M23: 13,134,244 km (0.102 R)
• M24: 13,241,356 km (0.114 R)
• M25: 13,781,405 km (0.114 R)
• M26: 14,163,627 km (0.103 R)
• M27: 14,938,694 km (0.119 R)
• M28: 15,898,065 km (0.11 R)
• M29: 16,819,139 km (0.09 R)
• M30: 17,462,260 km (0.106 R)
• M31: 19,256,986 km (0.1 R)
• M32: 19,622,902 km (0.119 R)
• M33: 20,921,561 km (0.045 R)
• M34: 22,184,018 km (0.105 R)
• M35: 22,503,409 km (0.077 R)
• M36: 22,567,587 km (0.079 R)
• M37: 22,824,446 km (0.059 R)
• M38: 24,320,275 km (0.101 R)
• M39: 24,451,772 km (0.081 R)
• M40: 26,116,347 km (0.081 R)
• M41: 27,064,200 km (0.056 R)
• M42: 30,398,736 km (0.089 R)
• M43: 30,611,464 km (0.047 R)
• M44: 30,682,374 km (0.071 R)
• M45: 31,180,983 km (0.079 R)
• M46: 33,055,893 km (0.078 R)
• M47: 33,640,223 km (0.12 R)
• M48: 33,933,584 km (0.026 R)
• M49: 34,080,639 km (0.085 R)
• M50: 34,596,901 km (0.043 R)
• M51: 34,892,955 km (0.045 R)
• M52: 35,487,756 km (0.05 R)
• M53: 35,562,406 km (0.06 R)
• M54: 36,160,947 km (0.105 R)
• M55: 37,140,813 km (0.1 R)
• M56: 37,292,206 km (0.045 R)
• M57: 37,368,052 km (0.048 R)
• M58: 39,666,773 km (0.106 R)
• M59: 40,132,022 km (0.098 R)
• M60: 40,677,007 km (0.073 R)
• M61: 42,802,195 km (0.096 R)
• M62: 43,678,240 km (0.029 R)
• M63: 45,286,267 km (0.098 R)
• M64: 46,586,423 km (0.09 R)
• M65: 46,668,103 km (0.116 R)
• M66: 48,891,277 km (0.109 R)
• M67: 49,140,357 km (0.108 R)
• M68: 50,812,114 km (0.101 R)
• M69: 51,232,932 km (0.078 R)
• M70: 51,317,306 km (0.114 R)
• M71: 53,696,510 km (0.115 R)
• M72: 54,125,108 km (0.113 R)
• M73: 55,158,381 km (0.113 R)

Kuiper Belt

Range: 30.6 - 60.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 17,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit