🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.07 AU - 1.63 AU

Year: 601 Days

Day: 37.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.57 AU - 1.79 AU

Year: 834 Days

Day: 13.6 Hours

Environment

Temp: -56 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.19 AU - 2.53 AU

Year: 1388 Days

Day: 16.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.84 AU - 3.46 AU

Year: 2141 Days

Day: 31.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.7

Radius: 13.4

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.66 AU - 7.36 AU

Year: 7106 Days

Day: 6.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,709,759 km

• M1: 167,250 km (0.068 R)
• M2: 744,399 km (0.068 R)
• M3: 1,466,059 km (0.111 R)
• M4: 2,074,025 km (0.062 R)
• M5: 2,558,872 km (0.093 R)
• M6: 2,990,312 km (0.105 R)
• M7: 3,552,201 km (0.076 R)
• M8: 4,613,449 km (0.05 R)
• M9: 5,285,891 km (0.1 R)
• M10: 6,731,156 km (0.025 R)
• M11: 7,155,565 km (0.096 R)
• M12: 8,462,901 km (0.058 R)
• M13: 10,133,461 km (0.061 R)
• M14: 11,872,985 km (0.068 R)
• M15: 12,888,156 km (0.098 R)
• M16: 13,545,190 km (0.111 R)
• M17: 19,305,007 km (0.088 R)
• M18: 20,098,624 km (0.083 R)
• M19: 22,035,168 km (0.12 R)
• M20: 23,567,200 km (0.028 R)
• M21: 25,718,866 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.4

Radius: 7.6

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.83 AU - 14.45 AU

Year: 15205 Days

Day: 22.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,709,759 km

• M1: 97,538 km (0.062 R)
• M2: 344,374 km (0.11 R)
• M3: 1,094,009 km (0.093 R)
• M4: 1,644,529 km (0.083 R)
• M5: 2,367,237 km (0.069 R)
• M6: 3,109,691 km (0.03 R)
• M7: 3,712,870 km (0.105 R)
• M8: 4,910,550 km (0.096 R)
• M9: 8,377,780 km (0.052 R)
• M10: 8,820,590 km (0.035 R)
• M11: 10,298,467 km (0.106 R)
• M12: 13,402,174 km (0.069 R)
• M13: 15,201,986 km (0.111 R)
• M14: 15,492,505 km (0.071 R)
• M15: 18,276,521 km (0.045 R)
• M16: 21,016,556 km (0.116 R)
• M17: 21,468,192 km (0.064 R)
• M18: 22,204,064 km (0.08 R)
• M19: 23,243,171 km (0.117 R)
• M20: 23,921,148 km (0.083 R)
• M21: 25,827,773 km (0.08 R)
• M22: 29,376,235 km (0.065 R)
• M23: 30,282,947 km (0.063 R)
• M24: 30,859,049 km (0.091 R)
• M25: 38,353,453 km (0.074 R)
• M26: 41,379,818 km (0.057 R)
• M27: 42,089,062 km (0.111 R)
• M28: 43,678,240 km (0.088 R)
• M29: 45,607,304 km (0.047 R)
• M30: 47,592,468 km (0.098 R)
• M31: 48,684,981 km (0.116 R)
• M32: 52,557,472 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.9

Radius: 3.3

Gravity: 78.23 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 12.02 AU - 18.02 AU

Year: 22288 Days

Day: 20.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 80,709,759 km

• M1: 42,037 km (0.078 R)
• M2: 185,501 km (0.118 R)
• M3: 480,658 km (0.061 R)
• M4: 765,642 km (0.093 R)
• M5: 1,241,214 km (0.033 R)
• M6: 1,398,291 km (0.102 R)
• M7: 1,752,240 km (0.117 R)
• M8: 2,054,727 km (0.115 R)
• M9: 3,875,183 km (0.099 R)
• M10: 4,458,017 km (0.09 R)
• M11: 4,903,070 km (0.094 R)
• M12: 5,377,146 km (0.12 R)
• M13: 6,600,856 km (0.103 R)
• M14: 8,105,512 km (0.109 R)
• M15: 8,267,526 km (0.057 R)
• M16: 9,403,273 km (0.079 R)
• M17: 10,898,654 km (0.096 R)
• M18: 13,578,550 km (0.08 R)
• M19: 14,115,905 km (0.082 R)
• M20: 16,236,156 km (0.095 R)
• M21: 16,407,446 km (0.08 R)
• M22: 17,641,030 km (0.11 R)
• M23: 18,746,558 km (0.12 R)
• M24: 19,799,727 km (0.056 R)
• M25: 22,233,086 km (0.091 R)
• M26: 27,077,963 km (0.09 R)
• M27: 30,453,938 km (0.12 R)
• M28: 30,584,088 km (0.084 R)
• M29: 31,638,753 km (0.111 R)
• M30: 33,265,779 km (0.102 R)
• M31: 33,542,236 km (0.027 R)
• M32: 55,957,832 km (0.102 R)
• M33: 62,225,234 km (0.09 R)
• M34: 63,277,955 km (0.092 R)
• M35: 63,915,241 km (0.101 R)
• M36: 66,070,498 km (0.088 R)
• M37: 71,210,531 km (0.061 R)
• M38: 71,669,797 km (0.041 R)
• M39: 72,130,857 km (0.117 R)
• M40: 73,059,112 km (0.106 R)
• M41: 75,176,520 km (0.106 R)
• M42: 75,891,299 km (0.11 R)
• M43: 76,130,656 km (0.117 R)
• M44: 76,610,715 km (0.097 R)
• M45: 81,272,334 km (0.067 R)
• M46: 83,800,090 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.8

Radius: 4.4

Gravity: 24.78 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 13.19 AU - 20.19 AU

Year: 26107 Days

Day: 15.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 80,709,759 km

• M1: 54,753 km (0.108 R)
• M2: 501,901 km (0.106 R)
• M3: 661,971 km (0.097 R)
• M4: 1,075,010 km (0.102 R)
• M5: 1,255,425 km (0.078 R)
• M6: 1,538,764 km (0.078 R)
• M7: 2,551,691 km (0.064 R)
• M8: 4,206,692 km (0.104 R)
• M9: 4,515,462 km (0.042 R)
• M10: 4,729,537 km (0.063 R)
• M11: 4,950,343 km (0.071 R)
• M12: 5,255,523 km (0.12 R)
• M13: 5,819,357 km (0.066 R)
• M14: 6,159,244 km (0.107 R)
• M15: 6,334,123 km (0.059 R)
• M16: 6,785,610 km (0.106 R)
• M17: 7,752,760 km (0.11 R)
• M18: 8,698,667 km (0.115 R)
• M19: 9,719,074 km (0.1 R)
• M20: 12,062,376 km (0.096 R)
• M21: 12,896,683 km (0.104 R)
• M22: 15,954,912 km (0.116 R)
• M23: 16,284,925 km (0.069 R)
• M24: 18,093,114 km (0.035 R)
• M25: 18,542,506 km (0.117 R)
• M26: 19,840,567 km (0.047 R)
• M27: 20,222,341 km (0.112 R)
• M28: 24,970,278 km (0.031 R)
• M29: 34,217,371 km (0.086 R)
• M30: 36,733,159 km (0.059 R)
• M31: 40,275,487 km (0.111 R)
• M32: 45,179,305 km (0.096 R)
• M33: 45,839,630 km (0.037 R)
• M34: 46,674,087 km (0.108 R)
• M35: 52,618,807 km (0.099 R)
• M36: 53,349,593 km (0.063 R)
• M37: 63,889,361 km (0.108 R)
• M38: 66,406,196 km (0.113 R)
• M39: 79,027,768 km (0.074 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 17,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit